G01N2001/2232 - CPC Classification Index

ClassID:

167274 ⎘

G01N2001/2232 - CPC Classification

Classification description:

Sampling; Preparing specimens for investigation; Devices for withdrawing samples in the gaseous state; Sampling from a closed space, e.g. food package, head space; Headspace sampling, i.e. vapour over liquid using a membrane, i.e. pervaporation

Recent Application in this class:

20250290906

2025-09-18

Food Quality Indicator

20160290897

2016-10-06

Method of measuring carbonation levels in open-container beverages

20150031963

2015-01-29

SYSTEM, METHOD AND DEVICE FOR MEASURING A GAS IN THE STOMACH OF A MAMMAL

20070000338

2007-01-04

Sheet-form membrane sample probe, method and apparatus for fluid concentration analysis

20050160801

2005-07-28

Sheet-form membrane sample probe, method and apparatus for fluid concentration analysis