ClassID:

83740

B81B1/004 - CPC Classification

Classification description:

Devices without movable or flexible elements, e.g. microcapillary devices; Holes characterised by their shape, in either longitudinal or sectional plane Through-holes, i.e. extending from one face to the other face of the wafer

Recent Application in this class:
#1
20260034315
2026-02-05

MICROFLUIDIC DEVICES AND METHODS OF PRODUCING

#2
20260028614
2026-01-29

Isotachophoresis for Purification of Nucleic Acids

#3
20250353732
2025-11-20

MICRO-DEVICE STRUCTURES WITH ETCH HOLES

#4
20250144621
2025-05-08

SILICON-BASED 3-DIMENSIONAL MICROFLUIDICS

#5
20250042726
2025-02-06

A METHOD OF FABRICATING NANOPORES

#6
20250042717
2025-02-06

MICRO-DEVICE STRUCTURES WITH ETCH HOLES

#7
20250033956
2025-01-30

METHOD FOR PROCESSING SILICON SUBSTRATE AND METHOD FOR PROCESSING LIQUID EJECTION HEAD SUBSTRATE

#8
20240301395
2024-09-12

Isotachophoresis for Purification of Nucleic Acids

#9
20230357748
2023-11-09

Isotachophoresis for purification of nucleic acids

#10
20230127645
2023-04-27

Method for Manufacturing a Microfluidic Device

#11
20230043407
2023-02-09

ELECTROSTATICALLY GATED NANOFLUIDIC MEMBRANES FOR CONTROL OF MOLECULAR TRANSPORT

#12
20220155279
2022-05-19

NANOPORE FLOW CELLS AND METHODS OF FABRICATION

#13
20220112073
2022-04-14

Micro-device structures with etch holes

#14
20210229982
2021-07-29

Method for producing a sequencing unit for sequencing a biochemical material and sequencing unit

#15
20210211071
2021-07-08

Micro power generation device and electronic apparatus with the same

#16
20210181070
2021-06-17

Aircraft air contaminant analyzer and method of use

#17
20210054361
2021-02-25

Isotachophoresis for purification of nucleic acids

#18
20200369512
2020-11-26

Method of manufacturing a microelectromechanical systems (MEMS) device

#19
20200369511
2020-11-26

Sidewall stopper for MEMS device

#20
20200340889
2020-10-29

Aircraft air contaminant analyzer and method of use

#21
20200232025
2020-07-23

DNA sequencing with stacked nanopores

#22
20200132663
2020-04-30

Nanopore flow cells and methods of fabrication

#23
20200131027
2020-04-30

3D stack configuration for 6-axis motion sensor

#24
20200102209
2020-04-02

Sidewall stopper for MEMS device

#25
20200009691
2020-01-09

Method for producing at least one recess in a material by means of electromagnetic radiation and subsequent etching process

#26
20190263655
2019-08-29

Vertically stacked nanofluidic channel array

#27
20190233280
2019-08-01

METHOD FOR PROCESSING SILICON WAFER WITH THROUGH CAVITY STRUCTURE

#28
20190071663
2019-03-07

Isotachophoresis for purification of nucleic acids

#29
20190039069
2019-02-07

Isotachophoresis for purification of nucleic acids

#30
20180372675
2018-12-27

Compact gas sensor including a MEMS element having capillaries to facilitate gas diffusion

#31
20180281414
2018-10-04

Bonded substrate body, method for manufacturing bonded substrate body, liquid discharge head, and method for manufacturing liquid discharge head

#32
20180229235
2018-08-16

Layered silicon and stacking of microfluidic chips

#33
20180147848
2018-05-31

Method for forming film and method for manufacturing inkjet print head

#34
20180117910
2018-05-03

Nozzle substrate, ink-jet print head, and method for producing nozzle substrate

#35
20170247243
2017-08-31

Method of manufacturing a plurality of through-holes in a layer of material

#36
20170190567
2017-07-06

MEMS pressure sensor and method of manufacturing the same

#37
20170129767
2017-05-11

Substrate structure, semiconductor structure and method for fabricating the same

#38
20170057816
2017-03-02

MEMS device and fabrication method thereof

#39
20160368763
2016-12-22

METHOD FOR PRODUCING A MICROMECHANICAL COMPONENT

#40
20160229683
2016-08-11

Manufacturing Design and Fabrication for Microfluidic Busses, Valve Arrays, Pumps, and Other Microfluidic Systems Employing Interlaminate-Spanning Structures

#41
20150368098
2015-12-24

Method for fabricating thermoplastic fluidic devices by orogenic growth and fluidic devices manufactured thereby

#42
20150300984
2015-10-22

Electro-fluidic flow probe

#43
20150300973
2015-10-22

Electro-fluidic flow probe

#44
20150232323
2015-08-20

Method for producing a micromechanical component, and micromechanical component

#45
20150056407
2015-02-26

Solid state nanopore devices for nanopore applications to improve the nanopore sensitivity and methods of manufacture

#46
20140174926
2014-06-26

MOLECULAR DIAGNOSTICS PLATFORM

#47
20140072776
2014-03-13

Reinforced microcapillary films and foams

#48
20090277869
2009-11-12

SOLID STATE MEMBRANE CHANNEL DEVICE FOR THE MEASUREMENT AND CHARACTERIZATION OF ATOMIC AND MOLECULAR SIZED SAMPLES

#49
20080206102
2008-08-28

Apparatus and methods for high-resolution and high-sensitivity assays

#50
20060231774
2006-10-19

Method and apparatus for controlled manufacturing of nanometer-scale apertures

#51
20060118511
2006-06-08

Micro-machined nozzles

#52
20050241135
2005-11-03

Method of forming an assembly to house one or more micro components

#53
15676457
2018-07-10

Combined laser drilling and the plasma etch method for the production of a micromechanical device and a micromechanical device

#54
14925867
2017-01-31

Substrate structure, semiconductor structure and method for fabricating the same