ClassID:

168973

G01N31/222 - CPC Classification

Classification description:

Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating moisture content

Recent Application in this class:
#1
20260042926
2026-02-12

Compositions for Wetness Indication

#2
20260016403
2026-01-15

SOLID-STATE IMAGING DEVICE AND SOLID-STATE IMAGING SYSTEM

#3
20250244251
2025-07-31

METHODS AND DEVICES FOR MONITORING MOISTURE LEVELS AND HUMIDITY CONTROL DEVICES

#4
20250197096
2025-06-19

AEROSOL-GENERATING SYSTEM WITH HUMIDITY INDICATOR

#5
20250027920
2025-01-23

HUMIDITY INDICATOR CARD INCLUDING CONDUCTIVE CARBON MATERIAL AND METHOD FOR MANUFACTURING THE SAME

#6
20240425714
2024-12-26

Compositions for Wetness Indication

#7
20240219331
2024-07-04

METHOD FOR IDENTIFYING A STATE OF A STREAM OF REFRIGERANT

#8
20240132757
2024-04-25

PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET, METHOD FOR PRODUCING PRESSURE-SENSITIVE ADHESIVE COMPOSITION, AND METHOD FOR DETECTING PRESENCE OF WATER OR WATER VAPOR

#9
20240050620
2024-02-15

HOT MELT WETNESS INDICATOR ADHESIVE AND PRODUCTION PROCESS THEREOF

#10
20230416551
2023-12-28

Compositions for Wetness Indication

#11
20230296467
2023-09-21

Method of monitoring of pressure and moisture content in the hollow of a decommissioned pipeline and device for implementation thereof

#12
20230243793
2023-08-03

THERMOPLASTIC FILMS AND BAGS WITH COLOR CHANGING INDICATORS AND METHODS OF MAKING THE SAME

#13
20230028877
2023-01-26

WATER-INDICATING PASTE COMPOSITIONS

#14
20230020668
2023-01-19

COLORING AGENT AND TECHNOLOGY RELATED THERETO

#15
20220364966
2022-11-17

METHOD FOR DIAGNOSING FILM DEGRADATION

#16
20210372975
2021-12-02

PH AND MOISTURE INDICATOR DEVICES AND FORMULATIONS

#17
20210339510
2021-11-04

Thermoplastic films and bags with malodor particle based odor control and methods of making the same

#18
20210190743
2021-06-24

Soil, moisture indicator, water detection unit used in soil, moisture indicator, body case, manufacturing method for water detection unit, and manufacturing method for soil moisture indicator

#19
20200300685
2020-09-24

Pathogen transport modelled biomimetic sensor, sensing method, and fresh food sanitization

#20
20200217802
2020-07-09

Optical sensor for hydrogen bonding gaseous molecules

#21
20200166491
2020-05-28

TESTING METHOD TO REVEAL SWEAT TRANSFER FROM SKIN TO FABRICS

#22
20200103383
2020-04-02

Thermoplastic films and bags with color changing indicators and methods of making the same

#23
20200079511
2020-03-12

Ice detection systems for aircraft and related methods

#24
20190226996
2019-07-25

Water ingress indicator for electronic devices

#25
20190204280
2019-07-04

Tunable directional color transition compositions and methods of making and using the same

#26
20190203050
2019-07-04

Joint compounds and plasters with a complexometric dye and methods

#27
20180356379
2018-12-13

NON-REVERSIBLE HUMIDITY INDICATOR CARD

#28
20180282543
2018-10-04

Hydrochromic polydiacetylene polymer patch and method of manufacturing the same

#29
20180254435
2018-09-06

Organic electro-luminescent display device including moisture detection member

#30
20180067055
2018-03-08

Oxygen detecting agent composition, and molded article, sheet, packaging material for oxygen scavenger, and oxygen scavenger using the same

#31
20170356893
2017-12-14

MOISTURE DETECTION SENSOR, DEFECT DETECTION SENSOR, AND SENSOR ARRAY USING SAME

#32
20170350846
2017-12-07

Sensing capacitor with a permeable electrode

#33
20170254760
2017-09-07

Liquid contact indicator

#34
20170247742
2017-08-31

STERILIZATION COMPOSITIONS AND METHODS

#35
20170213976
2017-07-27

Encapsulation package, display device and packaging method

#36
20170190814
2017-07-06

Hydrochromic polydiacetylene composite composition, hydrochromic thin film using same, and use thereof

#37
20170160247
2017-06-08

Humidity indicating composition

#38
20170082550
2017-03-23

Portable liquid analyzer

#39
20170003257
2017-01-05

WETNESS INDICATOR WITH TWO COLORANTS AND TWO STABILIZERS

#40
20170003229
2017-01-05

Detecting moisture proximate to insulation

#41
20160349223
2016-12-01

Polydiacetylene water sensors

#42
20160258915
2016-09-08

Method for indicating moisture based on bis(glyoxime)-transition metal complexes

#43
20160200930
2016-07-14

Tunable directional color transition compositions and methods of making and using the same

#44
20160187309
2016-06-30

POST-STEAM STERILIZATION MOISTURE-INDICATING METHODS AND ARTICLES

#45
20160077073
2016-03-17

Measuring device, reaction carrier and measuring method

#46
20160069475
2016-03-10

Valve having a leakage indicator

#47
20160061793
2016-03-03

Measuring device, reaction carrier and measuring method

#48
20160022853
2016-01-28

Post-steam sterilization moisture-indicating articles

#49
20160012756
2016-01-14

Electronic device moisture indicators

#50
20150293028
2015-10-15

Adjustable Colorimetric Moisture Indicators

#51
20150272495
2015-10-01

Moisture indicating hydrophilic polyurethane

#52
20150153315
2015-06-04

Condition change labels

#53
20150140667
2015-05-21

Method for measuring moisture in liquid crystals

#54
20140352602
2014-12-04

Color change indicator of biofilm formation

#55
20140324004
2014-10-30

Aqueous medium-sensitive coating compositions for triggered release of active ingredients and visual indication for wetness

#56
20140260571
2014-09-18

Progressive moisture detection

#57
20140106963
2014-04-17

Tunable directional color transition compositions and methods of making and using the same

#58
20140011287
2014-01-09

METHOD AND DEVICE FOR INDICATING MOISTURE BASED ON BIS(GLYOXIME)-TRANSITION METAL COMPLEXES

#59
20130270141
2013-10-17

FLUID LEAKAGE DETECTION DEVICE

#60
20130233235
2013-09-12

Electronic device moisture indicators

#61
20130227915
2013-09-05

Vacuum packing methods and apparatus for tobacco

#62
20130116644
2013-05-09

Non-tacky wetness indicator composition for application on a polymeric substrate

#63
20130111976
2013-05-09

Low cost humidity and mold indicator for buildings

#64
20130105741
2013-05-02

Measuring moisture in a CNT based fluid or paste

#65
20130098785
2013-04-25

VACUUM PACKING METHODS AND APPARATUS FOR TOBACCO

#66
20130066289
2013-03-14

Wetness indicator having varied hues

#67
20120329169
2012-12-27

Halogen and heavy metal-free composition for a humidity indicating device and humidity indicating device containing the same

#68
20120144906
2012-06-14

Indicator material and indicator device comprising said indicator material

#69
20120143160
2012-06-07

Color-changing composition

#70
20120067270
2012-03-22

Water detecting label

#71
20120061261
2012-03-15

Regeneratable dehumidifying bag having doubly-protected humidity indicator

#72
20110171745
2011-07-14

Halogen and heavy metal-free humidity indicating composition and humidity indicator card containing the same

#73
20110107825
2011-05-12

Anaerobic soil indicator device

#74
20110104023
2011-05-05

HUMIDITY INDICATOR AND METHOD FOR PRODUCING THE SAME

#75
20110015599
2011-01-20

Multiple component materials having a color-changing composition

#76
20100304091
2010-12-02

Electronic device moisture indicators

#77
20100252779
2010-10-07

COPPER BROMIDE HUMIDITY INDICATING CARD

#78
20100186659
2010-07-29

Water contact indicator

#79
20100117841
2010-05-13

Water detection arrangement

#80
20100108943
2010-05-06

Modified polyimides and moisture interactive materials and products including the same

#81
20090311797
2009-12-17

ANALYSIS METHOD AND ANALYSIS APPARATUS

#82
20090311140
2009-12-17

Combined unit of humidity indicator and desiccant pack

#83
20090124497
2009-05-14

Coating for humidity indicator, method for production of the coating, and humidity indicator using the coating

#84
20090035865
2009-02-05

MOISTURE SENSOR

#85
20090013760
2009-01-15

Moisture absorbent material with indicator function, humidity indicator and packaging bag

#86
20080168829
2008-07-17

Diaper soil wetness strip

#87
20080163673
2008-07-10

Irreversible humidity exposure dose indicator device

#88
20080134768
2008-06-12

Water detection arrangement

#89
20070203409
2007-08-30

Method and apparatus for the determination of abnormal skin dryness

#90
20070169534
2007-07-26

Method of confirming reception of drops of water and powder used for the method

#91
20070157702
2007-07-12

Humidity indicator labels

#92
20070113775
2007-05-24

Humidity indicator

#93
20060270047
2006-11-30

Water detection composition and water detection indicator

#94
20060263597
2006-11-23

Water contact indicator

#95
20060258016
2006-11-16

Silica-based indicating desiccants

#96
20060160225
2006-07-20

Artificial testing soil and method of testing

#97
20050118415
2005-06-02

Water contact indicator

#98
20050112528
2005-05-26

Water-indicating endodontic monitoring devices

#99
20050106735
2005-05-19

COMPOSITON FOR NON-TOXIC, NON-HAZARDOUS, AND ENVIRONMENTALLY FRIENDLY HUMIDITY-INDICATING AGENT AND ITS APPLICATION

#100
20050078557
2005-04-14

Sensor

#101
18810608
2025-02-11

Systems and methods for determining fluid quality

#102
16817947
2023-11-07

Method for testing and correcting phase separation in ethanol based fuels

#103
16443546
2023-06-06

Batteryless architecture for color detection in smart labels

#104
15624388
2019-01-01

Tunable directional color transition compositions and methods of making and using the same

#105
14595034
2016-05-24

Colorometric detection of water using MOF-polymer films and composites