C14C3/08 - CPC Classification Index

ClassID:

118675 ⎘

C14C3/08 - CPC Classification

Classification description:

Tanning; Compositions for tanning; Chemical tanning by organic agents

Sub-classes:

C14C3/10 » Vegetable tanning 15
C14C3/14 » Fat tanning; Oil tanning 4
C14C3/16 » using aliphatic aldehydes 20
C14C3/18 » using polycondensation products or precursors thereof 8
C14C3/22 » using polymerisation products 36
C14C3/24 » using lignin derivatives, e.g. sulfate liquor 2
C14C3/26 » using other organic substances, containing halogen 23

Recent Application in this class:

20260098311

2026-04-09

HIDE TANNING PROCESS, METHOD FOR PREPARING LEATHER, AND DETANNING PROCESS

20210002735

2021-01-07

Process for the simultaneous tanning and dyeing of collagen containing fibrous material

20200121752

2020-04-23

Process for obtaining a tannin extract isolated from grapes, tannin extract obtained and uses thereof

20190024197

2019-01-24

Hexavalent chromium treatment agent and leather or leather article produced using the same

20170342512

2017-11-30

Dispersing agent composition for tanning of hides/skins and process for the preparation thereof

20170240980

2017-08-24

Method for treating an animal substrate

20140182064

2014-07-03

Polysaccharide and/or polypeptide based graft polymers as synthetic tannins

20140123399

2014-05-08

Solid, particulate tanning agent preparations

20140000088

2014-01-02

Method for producing leather for covering aircraft seats with leather

#10

20130288066

2013-10-31

Compositions comprising at least one compound containing a carbamoyl sulfonate group and use of the same as tanning agents

#11

20130205516

2013-08-15

Non metal tanning

#12

20130198974

2013-08-08

Non-metal tanning process

#13

20100275380

2010-11-04

Agent and method for tanning skins and pelts

#14

20090300848

2009-12-10

EPOXIDE-BASED TANNAGE SYSTEM

#15

20070033746

2007-02-15

Method for the reactive coloring of leather

#16

20060137103

2006-06-29

Process for the preparation of bio-tanning agent

#17

20060137102

2006-06-29

Bio-tanning process for leather making

#18

20050229325

2005-10-20

Process for the preparation of aldehyde from a proteinous source for industrial applications

#19

20050059125

2005-03-17

Process for the preparation of aldehyde from a proteinous source for industrial applications

#20

15017603

2018-04-10

Liquid smoke tanning method