ClassID:

169013

G01N33/0052 - CPC Classification

Classification description:

Investigating or analysing materials by specific methods not covered by groups -; Gaseous mixtures, e.g. polluted air; General constructional details of gas analysers, e.g. portable test equipment concerning the detector; Specially adapted to detect a particular component for gaseous halogens

Recent Application in this class:
#1
20260153472
2026-06-04

SENSOR ELECTRODE FOR HALOGEN DETERMINATION AND METHOD FOR MANUFACTURING A SENSOR ELECTRODE

#2
20260118272
2026-04-30

ZERO-POWER, OPTICAL TOXIC GAS AND VAPOR SENSORS UTILIZING PRINTED NEMATIC LIQUID CRYSTAL PATTERNS ON SELECTIVELY REACTIVE SUBSTRATES

#3
20250362282
2025-11-27

SYSTEM AND METHOD FOR MEASURING A GAS CONCENTRATION IN ONE OR MORE REACTION CHAMBERS

#4
20250347668
2025-11-13

NOVEL TECHNIQUE TO QUANTIFY GASEOUS REACTIVE CHLORINE SPECIES BY LIQUID ION CHROMATOGRAPHY

#5
20240142351
2024-05-02

SYSTEM, APPARATUS AND METHOD FOR LANDFILL GAS SENSING

#6
20220317103
2022-10-06

OXY-PYROHYDROLYSIS REACTORS WITH PROTECTED INSERTS

#7
20220214323
2022-07-07

Method for measuring concentration of fluorine gas contained in halogen fluoride-containing gas by ultra violet spectroscopy

#8
20210179454
2021-06-17

Systems and methods for sanitizing pool and spa water

#9
20210088491
2021-03-25

FUSE FOR DETECTING FAILURE OF GAS TRAP

#10
20210041386
2021-02-11

Gas detector comprising plural gas sensors and gas detection method thereby

#11
20200340965
2020-10-29

Fluorine detection in a gas discharge light source

#12
20200240969
2020-07-30

Graphene-based indicator

#13
20200132546
2020-04-30

METHOD FOR DETECTING SULFUR HEXAFLUORIDE

#14
20200030744
2020-01-30

AGENT FOR REMOVING HALOGEN GAS, METHOD FOR PRODUCING SAME, METHOD FOR MONITORING THE CONSUMPTION STATE OF THE REMOVAL AGENT

#15
20190137442
2019-05-09

Sensor element for detecting HCl gas, sensor device having the sensor element, and method of manufacturing the sensor element

#16
20180328873
2018-11-15

Catalytic-conversion-type sensor

#17
20180273404
2018-09-27

Systems and methods for sanitizing pool and spa water

#18
20170370823
2017-12-28

Innovative and safe method to conduct high temperature halogenation of metallic alloys

#19
20170299542
2017-10-19

Electrochemical chlorine gas sensor and fabrication thereof

#20
20170234846
2017-08-17

SENSOR DEVICE FOR SENSING FLUORINE-BASED GAS AND METHOD FOR MANUFACTURING THE DEVICE

#21
20170089877
2017-03-30

Fuse for detecting failure of gas trap

#22
20170016868
2017-01-19

Real time ozone layer monitoring using ion mobility spectrometry

#23
20140049642
2014-02-20

GAS MONITORING SYSTEM AND GAS MONITOR

#24
20130174640
2013-07-11

POD HAVING TOP COVER APERTURE FOR DETECTING SURROUNDING GAS WITHIN THE POD

#25
20110297541
2011-12-08

Chlorine gas sensing system

#26
20110171743
2011-07-14

Detection of halogens

#27
20110127163
2011-06-02

Low power amperometric probe

#28
20100136704
2010-06-03

Process for detecting gaseous halogenated compounds

#29
20090321278
2009-12-31

Electrochemical sensor

#30
20070214867
2007-09-20

Porous hybrid organic-inorganic materials for the detection of halogens

#31
20070114137
2007-05-24

Residual chlorine measuring method and residual chlorine measuring device

#32
20070071651
2007-03-29

DETECTING DEVICE FOR HYDROGEN HALIDE GAS AND ABSORBING APPARATUS FOR HYDROGEN HALIDE GAS

#33
20060113199
2006-06-01

Gas detection apparatus and method

#34
20060081032
2006-04-20

Method for determining acidic gases and sensor

#35
16943083
2022-07-12

Self-indicating colorimetric response materials for removal and sensing of toxic chemicals and narcotics

#36
16531613
2024-08-20

Sensor and method for rapid in situ detection of toxic gases

#37
15964850
2020-08-04

Self-indicating colorimetric response materials for removal and sensing of toxic chemicals and narcotics

#38
15963524
2019-04-16

Self-indicating zirconium hydroxide and other porous metal hydroxides incorporating additional metals, metal oxides, and/or metal salts for toxic chemical removal and sensing

#39
15689664
2019-12-03

Use of metal-organic frameworks and metal oxides for sensing chemicals using electrical impedance spectroscopy

#40
14743425
2018-05-01

Self-indicating porous metal hydroxides incorporating metal reactants for toxic chemical removal and sensing

#41
14089627
2019-09-03

Gas sensing chemistry and sensors and sensing systems and method