ClassID:

168086

G01N21/7743 - CPC Classification

Classification description:

Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light; Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides the reagent being on a grating or periodic structure the reagent-coated grating coupling light in or out of the waveguide

Recent Application in this class:
#1
20250347624
2025-11-13

PHOTONIC STRUCTURES AND INTEGRATED DEVICE FOR DETECTING AND ANALYZING MOLECULES

#2
20250237610
2025-07-24

DEVICES, SYSTEMS AND METHODS FOR DETECTING MICROBIAL ACTIVITY

#3
20250172502
2025-05-29

MEASUREMENT CHIP, MEASURING DEVICE AND MEASURING METHOD

#4
20250052679
2025-02-13

HOLOGRAPHIC SENSOR

#5
20240125707
2024-04-18

DIFFRACTOMETRIC SENSOR FOR THE DETECTION OF BINDING AFFINITIES

#6
20230375475
2023-11-23

Photonic structures and integrated device for detecting and analyzing molecules

#7
20230141082
2023-05-11

DIFFRACTOMETRIC SENSING DEVICE

#8
20230053938
2023-02-23

Holographic sensor

#9
20220364996
2022-11-17

INTEGRATED DEVICE WITH EXTERNAL LIGHT SOURCE FOR PROBING DETECTING AND ANALYZING MOLECULES

#10
20220349823
2022-11-03

Photonic structures and integrated device for detecting and analyzing molecules

#11
20220260490
2022-08-18

FLUORESCENCE IMMUNOASSAY DEVICE BASED ON INTEGRATION OF PHOTONIC CRYSTAL AND MAGNETIC BEADS

#12
20220229053
2022-07-21

INTERFEROMETER OPTIC MATERIAL AND RELATED METHODS

#13
20220214279
2022-07-07

OPTICAL SYSTEM AND ASSAY CHIP FOR PROBING, DETECTING AND ANALYZING MOLECULES

#14
20220170861
2022-06-02

Optical system and assay chip for probing, detecting and analyzing molecules

#15
20210382045
2021-12-09

DYNAMIC EXCITATION AND MEASUREMENT OF BIOCHEMICAL INTERACTIONS

#16
20210238673
2021-08-05

Photonic superlattice-based devices and compositions for use in luminescent imaging, and methods of using the same

#17
20210148821
2021-05-20

Photonic structures and integrated device for detecting and analyzing molecules

#18
20210102940
2021-04-08

Device for use in the detection of binding affinities

#19
20210048319
2021-02-18

Integrated ball screw linear actuator

#20
20200371034
2020-11-26

Active-source-pixel, integrated device for rapid analysis of biological and chemical specimens

#21
20200340924
2020-10-29

Biosensing system with self-compensation

#22
20200225419
2020-07-16

Dual grating sensing system, dual grating sensor and detecting method thereof

#23
20200206711
2020-07-02

Two-dimensional photonic crystal MicroArray measurement method and apparatus for highly-sensitive label-free multiple analyte sensing, biosensing, and diagnostic assay

#24
20200088643
2020-03-19

Optical system and assay chip for probing, detecting and analyzing molecules

#25
20200048705
2020-02-13

Photonic superlattice-based devices and compositions for use in luminescent imaging, and methods of using the same

#26
20190331597
2019-10-31

Sensor and associated methods

#27
20190310191
2019-10-10

Device and method for detecting the presence of determined molecules, and biosensor

#28
20190242748
2019-08-08

Resonant wavelength measurement apparatus and measurement method thereof

#29
20190234876
2019-08-01

Fluorescence immunoassay device based on integration of photonic crystal and magnetic beads and method thereof

#30
20190227228
2019-07-25

Method for analyzing luminescent species

#31
20190113514
2019-04-18

Limulus amoebocyte lysate assay and method of same

#32
20190113369
2019-04-18

Resin impregnation detection device, coil for rotating machine, and method for impregnating and molding resin of coil for rotating machine

#33
20190024163
2019-01-24

Photonic superlattice-based devices and compositions for use in luminescent imaging, and methods of using the same

#34
20190017938
2019-01-17

DIFFRACTIVE BIOSENSOR

#35
20180364174
2018-12-20

Method for detection of binding affinities

#36
20180348133
2018-12-06

Active-source-pixel, integrated device for rapid analysis of biological and chemical specimens

#37
20180348132
2018-12-06

Active-source-pixel, integrated device for rapid analysis of biological and chemical specimens

#38
20180328850
2018-11-15

Integrated device with external light source for probing detecting and analyzing molecules

#39
20180202928
2018-07-19

Resonant periodic structures and methods of using them as filters and sensors

#40
20180106724
2018-04-19

Optical sensing with critically coupled planar waveguide with optional integration of layered two-dimensional materials

#41
20180088052
2018-03-29

Optical system and assay chip for probing, detecting and analyzing molecules

#42
20180073987
2018-03-15

Optical sensor using high contrast gratings coupled with surface plasmon polariton

#43
20180059020
2018-03-01

Optical sensor platform employing hyperbolic metamaterials

#44
20180011013
2018-01-11

Refractive index measuring device

#45
20170350818
2017-12-07

Photonic structures and integrated device for detecting and analyzing molecules

#46
20170275690
2017-09-28

Photonic superlattice-based devices and compositions for use in luminescent imaging, and methods of using the same

#47
20170269002
2017-09-21

Surface refractive index scanning system and method

#48
20160356956
2016-12-08

Guided mode resonance device

#49
20160299077
2016-10-13

Biosensor comprising waveguide

#50
20160186255
2016-06-30

Substrates, systems and methods for analyzing materials

#51
20160161477
2016-06-09

Device for use in the detection of binding affinities

#52
20160161331
2016-06-09

Optical sensor for detecting chemical, biochemical or biological substances

#53
20160061823
2016-03-03

Target substance capturing device

#54
20150268222
2015-09-24

Label free method for assessing chemical cardiotoxicity

#55
20150219642
2015-08-06

Protein specific optical detection

#56
20150203909
2015-07-23

Substrates, systems and methods for analyzing materials

#57
20150177150
2015-06-25

Optical system and assay chip for probing, detecting and analyzing molecules

#58
20150168392
2015-06-18

Integrated fluorescence detection

#59
20150141268
2015-05-21

Active-source-pixel, integrated device for rapid analysis of biological and chemical specimens

#60
20150141267
2015-05-21

Integrated device with external light source for probing detecting and analyzing molecules

#61
20140378328
2014-12-25

Two-dimensional photonic crystal microarray measurement method and apparatus for highly-sensitive label-free multiple analyte sensing, biosensing, and diagnostic assay

#62
20140363901
2014-12-11

Device for use in the detection of binding affinities

#63
20140327816
2014-11-06

Tunable light source system with wavelength measurement for a hyper-spectral imaging system

#64
20140323323
2014-10-30

Silicon-based photonic crystal fluorescence enhancement and laser line scanning instrument

#65
20140271363
2014-09-18

Diffraction based biosensor containing two diffractive gratings

#66
20140254977
2014-09-11

Optical sensor and method

#67
20140175052
2014-06-26

Method for preparing zero-mode waveguide arrays with coated walls

#68
20140112613
2014-04-24

Double-sided grating waveguide biosensor

#69
20140099653
2014-04-10

Dual-target biosensor cell assays

#70
20140085637
2014-03-27

Tunable light source system and method having wavelength reference capability

#71
20140056559
2014-02-27

Resonant waveguide-granting devices and methods for using same

#72
20130288357
2013-10-31

Waveguide grating structure and optical measurement arrangement

#73
20130280796
2013-10-24

Porous membrane waveguide sensors and sensing systems therefrom for detecting biological or chemical targets

#74
20130194647
2013-08-01

Motion axis control and method for biosensor scanning

#75
20130023042
2013-01-24

METAL BUFFER LAYER ASSISTED GUIDED MODE RESONANCE BIOSENSOR

#76
20120301914
2012-11-29

High Resolution Label-Free Sensor

#77
20120293800
2012-11-22

DEVICE AND METHOD FOR DETECTING BIOLOGICAL MATERIAL

#78
20120281212
2012-11-08

SELF-COLLECTING SERS SUBSTRATE

#79
20120274820
2012-11-01

Compact label free imaging system

#80
20120212748
2012-08-23

Optical reader systems and methods for microplate position detection

#81
20120182550
2012-07-19

Waveguides configured with arrays of features for performing Raman spectroscopy

#82
20120140208
2012-06-07

Guided-mode resonance sensors employing angular, spectral, modal, and polarization diversity for high-precision sensing in compact formats

#83
20120107840
2012-05-03

Methods for Label Free Testing of Cells

#84
20120077190
2012-03-29

Substrates, systems and methods for analyzing materials

#85
20120069334
2012-03-22

Efficient Optical Arrangement for Illumination and Dectection of Label-Free Biosensors and Method to Reduce Interference Fringes in Label-Free Imaging

#86
20120064519
2012-03-15

SYSTEM AND METHOD FOR DUAL-DETECTION OF A CELLULAR RESPONSE

#87
20120007000
2012-01-12

Multi-color fluorescence enhancement from a photonic crystal surface

#88
20110305598
2011-12-15

MICROFLUIDIC DEVICE

#89
20110267623
2011-11-03

Multi-Wavelength Reference Microplate For Label-Independent Optical Reader

#90
20110238382
2011-09-29

Optimized method for LID biosensor resonance detection

#91
20110237464
2011-09-29

Guided Mode Resonant Filter Biosensor Using a Linear Grating Surface Structure

#92
20110223688
2011-09-15

Grating-based evanescent field molecular sensor using a thin silicon waveguide layer

#93
20110205422
2011-08-25

High resolution label free imaging

#94
20110201132
2011-08-18

Optical detection of label-free biomolecular interactions using microreplicated plastic

#95
20110188038
2011-08-04

Label-Independent Optical Reader System And Methods With Optical Scanning

#96
20110142092
2011-06-16

Screening system and method for analyzing a plurality of biosensors

#97
20110117637
2011-05-19

Zero-mode waveguides with non-reflecting walls

#98
20110116094
2011-05-19

Method of Producing a Surface Plasmon Generator, a Surface Plasmon Generator and a Sensor Incorporating the Surface Plasmon Generator

#99
20110102799
2011-05-05

Multi-grating biosensor for label-independent optical readers

#100
20110091923
2011-04-21

Compact optical reader system

#101
20110085172
2011-04-14

VISUALIZED PLASMON RESONANCE BIODETECTOR

#102
20110058172
2011-03-10

Methods of identifying analytes and using encoded particles

#103
20110043828
2011-02-24

OPTICAL READER SYSTEM AND METHOD FOR MONITORING AND CORRECTING LATERAL AND ANGULAR MISALIGNMENTS OF LABEL INDEPENDENT BIOSENSORS

#104
20110006116
2011-01-13

System and method for image analysis pointing-error correction

#105
20100329933
2010-12-30

Grating-based sensor combining label-free binding detection and fluorescence amplification and readout system for sensor

#106
20100328774
2010-12-30

RESONANT REFLECTIVE FILTER AND BIOSENSOR INCLUDING THE SAME

#107
20100296089
2010-11-25

Wavelength tracker for swept wavelength sensor interrogation system

#108
20100291575
2010-11-18

Detection of Changes in Cell Populations and Mixed Cell Populations

#109
20100279886
2010-11-04

TWO-DIMENSIONAL PHOTONIC BANDGAP STRUCTURES FOR ULTRAHIGH-SENSITIVITY BIOSENSING

#110
20100278697
2010-11-04

Methods and systems for detecting biomolecular binding using terahertz radiation

#111
20100231914
2010-09-16

Surface plasmon resonance sensor using rotating mirror

#112
20100231907
2010-09-16

Method and apparatus for biosensor spectral shift detection

#113
20100227769
2010-09-09

Grating-based sensor combining label-free binding detection and fluorescence amplification and readout system for sensor

#114
20100225921
2010-09-09

Screening system and method for analyzing a plurality of biosensors

#115
20100221847
2010-09-02

Photonic crystal sensors with integrated fluid containment structure, sample handling devices incorporating same, and uses thereof for biomolecular interaction analysis

#116
20100221842
2010-09-02

SENSOR DEVICE FOR THE DETECTION OF TARGET COMPONENTS

#117
20100202923
2010-08-12

Grating-based sensor combining label-free binding detection and fluorescence amplification and readout system for sensor

#118
20100196925
2010-08-05

Methods for screening cells and antibodies

#119
20100195099
2010-08-05

Efficient optical arrangement for illumination and detection of label-free biosensors and method to reduce interference fringes in label-free imaging

#120
20100176200
2010-07-15

System and method for strong photon localization by disordered photonic crystal structures

#121
20100143959
2010-06-10

GRATING BASED SENSOR COMBINING LABEL-FREE BINDING DETECTION AND FLUORESNCE AMPLIFICATION AND READOUT SYSTEM FOR SENSOR

#122
20100099574
2010-04-22

Methods of identifying an analyte and nucleic acid analysis

#123
20100098592
2010-04-22

Porous membrane waveguide sensors and sensing systems therefrom for detecting biological or chemical targets

#124
20100078575
2010-04-01

Versatile surface plasmon resonance analyzer with an integral surface plasmon resonance enhanced fluorescence mode

#125
20100045996
2010-02-25

SENSING APPARATUS

#126
20100026323
2010-02-04

Waveguide grating structure and optical measurement arrangement

#127
20100015721
2010-01-21

Detection of Promiscuous Small Submicrometer Aggregates

#128
20100008826
2010-01-14

Biosensors featuring confinement of deposited material and intra-well self-referencing

#129
20100003743
2010-01-07

Grating-based sensor combining label-free binding detection and fluorescence amplification and readout system for sensor

#130
20090325211
2009-12-31

System and method for dual-detection of a cellular response

#131
20090303489
2009-12-10

Surface Plasmons

#132
20090269244
2009-10-29

Detection of biochemical interactions on a biosensor using tunable filters and tunable lasers

#133
20090264314
2009-10-22

Optical detection of label-free biomolecular interactions using microreplicated plastic sensor elements

#134
20090263071
2009-10-22

Optical environmental sensor and method for the manufacturing of the sensor

#135
20090226950
2009-09-10

Grating-based sensor combining label-free binding detection and fluorescence amplification and readout system for sensor

#136
20090219540
2009-09-03

Optical interrogation system and method for using same

#137
20090213382
2009-08-27

OPTICAL RESONANCE ANALYSIS UNIT

#138
20090187350
2009-07-23

Biosensing apparatus and system

#139
20090179637
2009-07-16

Label-free biosensors based upon distributed feedback laser

#140
20090162003
2009-06-25

Single mode (SM) fiber optical reader system and method for interrogating resonant waveguide-grating sensor (S)

#141
20090148955
2009-06-11

Label-Free High-Throughput Optical Technique for Detecting Biomolecular Interactions

#142
20090138205
2009-05-28

Optimized method for LID biosensor resonance detection

#143
20090130703
2009-05-21

Methods of detection of changes in cells

#144
20090097027
2009-04-16

System and method for image analysis pointing-error correction

#145
20090097013
2009-04-16

System and method for microplate image analysis

#146
20090079976
2009-03-26

Photonic crystal sensors with integrated fluid containment structure, sample handling devices incorporating same, and uses thereof for biomolecular interaction analysis

#147
20090065355
2009-03-12

Biosensor capable of simultaneous detection of substrate binding and reaction product

#148
20090054263
2009-02-26

Grating waveguide structure for multi-analyte determinations and the use thereof

#149
20090032690
2009-02-05

Optical interrogation system and method for using same

#150
20080316490
2008-12-25

Planar surface plasmon resonance detector

#151
20080316485
2008-12-25

Resonant waveguide-grating devices and methods for using same

#152
20080299673
2008-12-04

Method for Employing a Biosensor to Detect Small Molecules ("Fragments") that Bind Directly to Immobilized Protein Targets

#153
20080298740
2008-12-04

Integrated Optical Waveguide Sensors With Reduced Signal Modulation

#154
20080246961
2008-10-09

Biosensors with porous dielectric surface for fluorescence enhancement and methods of manufacture

#155
20080240543
2008-10-02

Calibration and normalization method for biosensors

#156
20080225293
2008-09-18

Photonic crystal sensor

#157
20080219892
2008-09-11

Guided mode resonant filter biosensor using a linear grating surface structure

#158
20080213481
2008-09-04

Method for creating a reference region and a sample region on a biosensor

#159
20080180672
2008-07-31

Photonic-based sensors and methods for detecting analytes

#160
20080158570
2008-07-03

Double resonance interrogation of grating-coupled waveguides

#161
20080129990
2008-06-05

Hybrid random bead/chip based microarray

#162
20080103056
2008-05-01

Label-free methods for performing assays using a colorimetric resonant reflectance optical biosensor

#163
20080101745
2008-05-01

Single mode (SM) fiber optical reader system and method for interrogating resonant waveguide-grating sensor(s)

#164
20080095489
2008-04-24

Single mode (SM) fiber optical reader system and method for interrogating resonant waveguide-grating sensor(s)

#165
20080063569
2008-03-13

System and method for self-referencing a sensor in a micron-sized deep flow chamber

#166
20080062418
2008-03-13

Guided-mode resonance sensors employing angular, spectral, modal, and polarization diversity for high-precision sensing in compact formats

#167
20080052006
2008-02-28

Method and apparatus for biosensor spectral shift detection

#168
20080014632
2008-01-17

Near ultraviolet-wavelength photonic-crystal biosensor with enhanced surface to bulk sensitivity ratio

#169
20070276608
2007-11-29

Optimized method for LID biosensor resonance detection

#170
20070252987
2007-11-01

Method and apparatus for detecting biomolecular interactions

#171
20070237447
2007-10-11

Polarization modulation interrogation of grating-coupled waveguide sensors

#172
20070202543
2007-08-30

Optical reader system and method for monitoring and correcting lateral and angular misaligments of label independent biosensors

#173
20070172894
2007-07-26

Methods for screening cells and antibodies

#174
20070141231
2007-06-21

Method of making a plastic colorimetric resonant biosensor device with liquid handling capabilities

#175
20070122077
2007-05-31

Low drift planar waveguide grating sensor and method for manufacturing same

#176
20070070355
2007-03-29

Method and instrument for detecting biomolecular interactions

#177
20070054339
2007-03-08

Label-free methods for performing assays using a colorimetric resonant reflectance optical biosensor

#178
20070041012
2007-02-22

Method and apparatus for detecting biomolecular interactions

#179
20070036680
2007-02-15

Microstructured optical device for remote chemical sensing

#180
20070031291
2007-02-08

Optical interrogation system and method for increasing a read-out speed of a spectrometer

#181
20060291766
2006-12-28

Biosensor substrate structure for reducing the effects of optical interference

#182
20060284059
2006-12-21

Optical fiber based surface sensing system that enables spectral multiplexing

#183
20060281077
2006-12-14

Label-free methods for performing assays using a colorimetric resonant reflectance optical biosensor

#184
20060238767
2006-10-26

Coupled waveguide-surface plasmon resonance biosensor

#185
20060229818
2006-10-12

Method for eliminating crosstalk between waveguide grating-based biosensors located in a microplate and the resulting microplate

#186
20060216743
2006-09-28

Methods and systems for detecting biomolecular binding using terahertz radiation

#187
20060216742
2006-09-28

Methods and systems for detecting biomolecular binding using terahertz radiation

#188
20060216204
2006-09-28

Sensor platform, apparatus incorporating the platform and process using the platform

#189
20060205058
2006-09-14

Spatially scanned optical reader system and method for using same

#190
20060197960
2006-09-07

Optoelectronic biochip

#191
20060193550
2006-08-31

Methods for using resonant waveguide-grating filters and sensors

#192
20060182382
2006-08-17

Optical reader system and method that uses non-coherent illumination and angular filtering to interrogate a label independent biosensor

#193
20060181705
2006-08-17

Method and apparatus for detecting biomolecular interactions

#194
20060181704
2006-08-17

Method and apparatus for detecting biomolecular interactions

#195
20060181703
2006-08-17

Method and apparatus for detecting biomolecular interactions

#196
20060180750
2006-08-17

Single mode (SM) fiber optical reader system and method for interrogating resonant waveguide-grating sensor(s)

#197
20060141611
2006-06-29

Spatially scanned optical reader system and method for using same

#198
20060141527
2006-06-29

Method for creating a reference region and a sample region on a biosensor and the resulting biosensor

#199
20060139641
2006-06-29

Optical reader system and method for monitoring and correcting lateral and angular misalignments of label independent biosensors

#200
20060106557
2006-05-18

System and method for self-referencing a sensor in a micron-sized deep flow chamber

#201
20060082770
2006-04-20

Method and instrument for detecting biomolecular interactions

#202
20060062509
2006-03-23

Self-referencing waveguide grating sensors

#203
20060057707
2006-03-16

Optical detection of label-free biomolecular interactions using microreplicated plastic sensor elements

#204
20060040376
2006-02-23

Guided mode resonant filter biosensor using a linear grating surface structure

#205
20060030033
2006-02-09

Label-free high-throughput optical technique for detecting biomolecular interactions

#206
20060029941
2006-02-09

Methods and systems for detecting biomolecular binding using terahertz radiation

#207
20060008206
2006-01-12

Waveguide plate and process for its production and microtitre plate

#208
20060002656
2006-01-05

Surface relief structure

#209
20050272046
2005-12-08

Methods, apparatus and compositions for improved measurements with optical biosensors

#210
20050264818
2005-12-01

Optical interrogation systems with reduced parasitic reflections and a method for filtering parasitic reflections

#211
20050236554
2005-10-27

Optical interrogation system and method for 2-D sensor arrays

#212
20050227374
2005-10-13

Label-free high-throughput optical technique for detecting biomolecular interactions

#213
20050201657
2005-09-15

Optical sensor and optical process for the characterization of a chemical and/or bio-chemical substance

#214
20050117161
2005-06-02

Sensor platform, apparatus incorporating the platform and process using the platform

#215
20050079635
2005-04-14

Encoded carrier

#216
20050070027
2005-03-31

Double resonance interrogation of grating-coupled waveguides

#217
20050025421
2005-02-03

Substrate index modification for increasing the sensitivity of grating-coupled waveguides

#218
20050018944
2005-01-27

Polarization modulation interrogation of grating-coupled waveguide sensors

#219
15390669
2019-04-30

Guided-mode resonance sensors employing angular, spectral, modal, and polarization diversity for high-precision sensing in compact formats