ClassID:

169084

G01N33/26 - CPC Classification

Classification description:

Investigating or analysing materials by specific methods not covered by groups - Oils; viscous liquids; paints; inks

Sub-classes:
Recent Application in this class:
#1
20250369914
2025-12-04

ELECTROCHEMICAL SENSOR HAVING AN ALKALINE EARTH-MODIFIED ELECTROLYTE FORMULATION

#2
20250327749
2025-10-23

Measuring Apparatus

#3
20250180533
2025-06-05

MEASURING SYSTEM FOR FOODSTUFFS

#4
20250172531
2025-05-29

MEASURING SYSTEM FOR FOODSTUFFS

#5
20250147001
2025-05-08

METHOD FOR DETERMINING A PARAMETER OF A COMPOSITION OF NATURAL ORIGIN FOR DETERMINING THE MOST SUITABLE TREATMENT FOR THE REMOVAL OF HETEROATOMS FROM SAID COMPOSITION

#6
20240344444
2024-10-17

PROXY FLUID TO DETERMINE EFFECTIVENESS OF A COATING FOR WELLBORE EQUIPMENT

#7
20200278314
2020-09-03

Apparatus and method for measuring concentration of an analyte in bio-samples

#8
20200158741
2020-05-21

Mass spectrometric determination of eicosapentaenoic acid and docosahexaenoic acid

#9
20200086700
2020-03-19

Valve for tubeless tires

#10
20200041480
2020-02-06

Wireless system and method for measuring an operative condition of a machine

#11
20190331655
2019-10-31

Product sustainability scorecard

#12
20190277788
2019-09-12

Methods and systems for characterizing void fractions

#13
20190257868
2019-08-22

Non-contact type measuring apparatus for conductivity and permittivity of non-conductive fluid using RF signal

#14
20190178863
2019-06-13

Monitoring power devices

#15
20190064133
2019-02-28

Monitoring power devices

#16
20180372597
2018-12-27

Sampling system and method

#17
20180156086
2018-06-07

Systems for in situ monitoring of working fluids and working fluid systems

#18
20180024151
2018-01-25

Mass spectrometric determination of eicosapentaenoic acid and docosahexaenoic acid

#19
20180016523
2018-01-18

Mild liquid detergent formulations

#20
20170363601
2017-12-21

Wireless system and method for measuring an operative condition of a machine

#21
20170168034
2017-06-15

Monitoring power devices

#22
20170057309
2017-03-02

VALVE FOR TUBELESS TIRES

#23
20160172638
2016-06-16

Battery packaging material, battery, and method for producing same

#24
20160169838
2016-06-16

Systems and methods for improved physiological monitoring

#25
20160115740
2016-04-28

Roller cone seal failure detection using an integrated computational element

#26
20160108303
2016-04-21

Viscoelastic surfactants in mixed brines

#27
20160077037
2016-03-17

Apparatus and method for measuring concentration of an analyte in whole blood samples

#28
20160077012
2016-03-17

Quantifying the level of intermacromolecular interactions by using pyrene excimer formation

#29
20150355122
2015-12-10

Lubricant test method

#30
20150338426
2015-11-26

Mass spectrometric determination of eicosapentaenoic acid and docosahexaenoic acid

#31
20150219442
2015-08-06

LASER INSPECTION STATION

#32
20150204768
2015-07-23

Method and system for measuring a property of a non-newtonian fluid

#33
20150198578
2015-07-16

Wireless system and method for measuring an operative condition of a machine

#34
20150160147
2015-06-11

Methods and systems for characterizing void fractions

#35
20150127277
2015-05-07

System and method for assessing power transformers

#36
20150101392
2015-04-16

Apparatus and method for fast sampling and measurement

#37
20150021490
2015-01-22

Method to determine trace amounts of crude oil by spectroscopic absorption

#38
20150020579
2015-01-22

Dual acoustic and electrical analysis technique for the tomographic determination of multiphase flows in pipes and/or liquid/froth interfaces in process tanks

#39
20150007635
2015-01-08

Method for diagnosing internal fault of oil-immersed transformer through content ratios of dissolved gases

#40
20140353492
2014-12-04

Mass spectrometric determination of eicosapentaenoic acid and docosahexaenoic acid

#41
20140107951
2014-04-17

Method to determine the absorption coefficient in turbid media

#42
20140060164
2014-03-06

Moisture status measuring device that measures moisture status in soil, moisture status measuring method, and non-transitory computer-readable medium storing a program

#43
20140053633
2014-02-27

Porous medium sensor

#44
20140017793
2014-01-16

MASS SPECTROMETRIC DETERMINATION OF EICOSAPENTAENOIC ACID AND DOCOSAHEXAENOIC ACID

#45
20140007658
2014-01-09

Method and system for measuring a property of a non-newtonian fluid

#46
20130152674
2013-06-20

Grease test kit and methods of testing grease

#47
20120088305
2012-04-12

Mass spectrometric determination of eicosapentaenoic acid and docosahexaenoic acid

#48
20110203353
2011-08-25

Systems and methods for evaluating asphaltene deposition inhibitors

#49
20100180700
2010-07-22

Particle counter apparatus

#50
20100089132
2010-04-15

Method and apparatus for obtaining heavy oil samples from a reservoir sample

#51
20100081590
2010-04-01

110 neutral base oil with improved properties

#52
20100078353
2010-04-01

PROCESS TO MAKE A 110 NEUTRAL BASE OIL WITH IMPROVED PROPERTIES

#53
20100077842
2010-04-01

METHOD FOR PREDICTING A PROPERTY OF A BASE OIL

#54
20090074613
2009-03-19

APPARATUS FOR DISTINGUISHING BETWEEN AIRCRAFT CONSUMABLES

#55
20090023218
2009-01-22

TEST METHOD FOR DETERMINING ETCH PERFORMANCE OF COATED SUBSTRATE

#56
20080196520
2008-08-21

Methods of Determining Dispersant-Containing Contamination of Pigment and Mineral Products

#57
20080156083
2008-07-03

Method and device for the real-time measurement of the consumption of oil from an engine oil separation system, using radioactive tracers

#58
20070231911
2007-10-04

Thermomechanical sensor for fluid diagnostics

#59
20070111314
2007-05-17

Methods for tagging and authenticating inks using compositions

#60
20070006640
2007-01-11

Multi-phase flow measurement system having a fluid separator

#61
20060230833
2006-10-19

Wireless oil filter sensor

#62
20060012801
2006-01-19

Station for inspecting the painting of motor vehicle parts

#63
20050042759
2005-02-24

Test method for determining etch performance of coated substrate

#64
19095881
2025-07-29

Method and device for determining concentration of surfactant solution for oil displacement by imbibition

#65
15813747
2019-07-30

Apparatus and method for performing dissolved gas analysis on a piece of electrical equipment using resonant photo-acoustic spectroscopy and use thereof

#66
14689835
2017-04-25

Lubrication condition monitoring pod for pressurized applications