ClassID:

168968

G01N31/168 - 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 titration Determining water content by using Karl Fischer reagent

Recent Application in this class:
#1
20260126421
2026-05-07

METHOD OF DETERMINING AN AMOUNT OF WATER IN A SAMPLE USING A PHENOL COMPOUND

#2
20250216366
2025-07-03

INSPECTION METHOD OF ELONGATED COATED SHEET

#3
20250123248
2025-04-17

ONLINE AND OFFLINE MEASUREMENTS OF GLYCOLS STRENGTHS WITH ANALYSIS PROCEDURE

#4
20240361284
2024-10-31

OVEN FOR AN ANALYSIS SYSTEM, TITRATION SYSTEM AND TITRATION METHOD

#5
20240151697
2024-05-09

Method for Analysis of Residual Lithium Compounds in Positive Electrode Active Material

#6
20220364966
2022-11-17

METHOD FOR DIAGNOSING FILM DEGRADATION

#7
20220137015
2022-05-05

Method of determining an amount of water in a sample using a sulfonic acid

#8
20200309750
2020-10-01

Reagent compositions and method for Karl Fischer titration

#9
20200033307
2020-01-30

METHOD OF DETERMINING AN AMOUNT OF WATER IN A SAMPLE USING A DERIVATIVE OF IMIDAZOLE AND A HYDROGEN HALIDE DONOR

#10
20190049478
2019-02-14

Vial-handling mechanism for an automated Karl Fischer titration system

#11
20190049417
2019-02-14

Oven insulation arrangement

#12
20180136177
2018-05-17

Method of measuring quantity of moisture in electrode, method of manufacturing electrode for lithium-ion secondary battery, moisture quantity measuring apparatus, and method of measuring moisture quantity

#13
20150140667
2015-05-21

Method for measuring moisture in liquid crystals

#14
20140275135
2014-09-18

Salts and solid forms of isoquinolinones and composition comprising and methods of using the same

#15
20140001057
2014-01-02

Karl fischer titrator and karl fischer titration method

#16
20130171734
2013-07-04

Method of Measuring Moisture Content in Lithium Secondary Battery Electrolyte and Analytical Reagent Composition Used in the Same

#17
20130105741
2013-05-02

Measuring moisture in a CNT based fluid or paste

#18
20080014641
2008-01-17

CORRECTING KARL FISCHER WATER AND OIL ANALYSIS

#19
20060234380
2006-10-19

Stable water standard

#20
20050202562
2005-09-15

Volumetric Karl-Fischer titration with stabilized solvent