Patents-Review.com
ClassID:

167293 ⎘

G01N2001/2288 - CPC Classification

Classification description:

Sampling; Preparing specimens for investigation; Devices for withdrawing samples in the gaseous state; Details of probe structures Filter arrangements

Recent Application in this class:
#1
20260110652
2026-04-23

ELECTRONIC NOSE WITH GAS EXCHANGE SYSTEM

 #2
20250347595
2025-11-13

METHOD, APPARATUS AND SYSTEM FOR THE FOR COLLECTION AND QUANTIFICATION OF MYCOTOXINS WITHIN THE BUILT ENVIRONMENT

 #3
20250264382
2025-08-21

System and Method to Control Particle Deposition on a Filter Membrane

 #4
20220362700
2022-11-17

Device for collecting particulate matter

 #5
20220316998
2022-10-06

System and method for low pressure low flow dilution extraction gas sampling

 #6
20220283060
2022-09-08

Apparatus and methods for controlling attention of a robot

 #7
20210172840
2021-06-10

Filters for mimicking regional lung deposition

 #8
20200309647
2020-10-01

Self-contained calibration apparatus for gas sensor

 #9
20200232888
2020-07-23

System and method for low pressure low flow dilution extraction gas sampling

 #10
20200150003
2020-05-14

Apparatus and methods for controlling attention of a robot

 #11
20200009560
2020-01-09

Filter Device

 #12
20190255474
2019-08-22

Device for collecting particulate matter

 #13
20190162638
2019-05-30

Passive sampler and methods of making

 #14
20190145865
2019-05-16

Removable cassette for an apparatus for sampling nanoparticles present in an aerosol, and filtration assembly for such a cassette

 #15
20190137366
2019-05-09

Apparatus and methods for controlling attention of a robot

 #16
20190091734
2019-03-28

Backflush device for filters of a sampling system

 #17
20180180583
2018-06-28

Systems and methods for mobile environmental testing and analysis

 #18
20180180518
2018-06-28

Condensate removal apparatus for sampling

 #19
20180180517
2018-06-28

Precision sampling device

 #20
20180164283
2018-06-14

Handheld air sampler device, air sampling arrangement, filter magazine for storing and predefined positioning filter elements on a backing element of a handheld filter device, method for applying a filter element to a backing element of a handheld air sampling device

 #21
20180113057
2018-04-26

Method for active or passive sampling of particles and gas phase organic and non-organic components in a fluid flow

 #22
20180073985
2018-03-15

Device for measuring the exposure to small particles, in particular nano tubes

 #23
20180003609
2018-01-04

Sensor for detecting an emission amount of particulate matter

 #24
20170268964
2017-09-21

AEROSOL SAMPLING SYSTEM OPERATING AT HIGH TEMPERATURE AND PRESSURE

 #25
20170219474
2017-08-03

Containment workstation for hazardous fine particles

 #26
20170097287
2017-04-06

Assembly for picking and transporting nanoobjects contained in aerosols, with a cassette the opening of which is secured during the picking

 #27
20140286836
2014-09-25

Device for sampling and transporting nano-objects contained in aerosols for the analysis thereof

 #28
20130047982
2013-02-28

End of service life indicator for respirator

 #29
20130042666
2013-02-21

Immersion probe for analysis of gases in molten metal

 #30
20130032033
2013-02-07

System and Method for Analysing Exhaust Gas