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C14C3/04
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CHEMISTRY METALLURGY
C14
Leather
C14C
CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER
C14C3/00
Tanning Compositions for tanning
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C14C3/04
Mineral tanning
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Patents Grants
last 30 patents
Information
Patent Grant
Chrome-free tanning process of ecological leather
Patent number
12,129,524
Issue date
Oct 29, 2024
Sichuan University
Yanan Wang
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Environmentally friendly chrome-tanning method
Patent number
11,274,353
Issue date
Mar 15, 2022
Smit Tanning Holding B.V.
Stefan van der Burgh
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Cutting and double-face leather integrated dyeing process for tan s...
Patent number
9,683,327
Issue date
Jun 20, 2017
Ningxia Wuzhong Jingyi Fur-Products Co., LTD.
Weining Ma
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Non-metal tanning process
Patent number
8,801,804
Issue date
Aug 12, 2014
Stahl International B.V.
Claus Reineking
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Non metal tanning
Patent number
8,795,389
Issue date
Aug 5, 2014
Stahl International B.V.
Claus Reineking
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Non metal tanning
Patent number
8,795,390
Issue date
Aug 5, 2014
Stahl International B.V.
Claus Reineking
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Non-metal tanning process
Patent number
8,790,416
Issue date
Jul 29, 2014
Stahl International B.V.
Claus Reineking
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Environmentally friendly tanning composition
Patent number
8,685,111
Issue date
Apr 1, 2014
Kemira Oyj
Cuneyit Bagiran
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Leather
Patent number
8,481,169
Issue date
Jul 9, 2013
Midori Hokuyo Co., Ltd.
Shinji Kashiwagura
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Process for making wet-pink leather
Patent number
7,252,687
Issue date
Aug 7, 2007
Council of Scientific and Industrial Research
Murugan Chandrabose
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Chromium-free, waterproof leather
Patent number
7,208,016
Issue date
Apr 24, 2007
LANXESS Deutschland GmbH
Martin Kleban
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Process for preparing a synthetic aluminium tanning agent
Patent number
7,169,191
Issue date
Jan 30, 2007
Council of Scientific and Industrial Research
Mookandi Kanthimathi
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Chromium-free, waterproof leather
Patent number
7,060,363
Issue date
Jun 13, 2006
Bayer Aktiengesellschaft
Martin Kleban
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Process for mineral tanning, re-tanning or leather after-treatment
Patent number
5,725,599
Issue date
Mar 10, 1998
Clariant Finance (BVI) Limited
Bernard Danner
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Process for tanning hides and compounds for use therein
Patent number
5,501,708
Issue date
Mar 26, 1996
Commonwealth Scientific and Industrial Research Organisation
Peter Pojer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for titanium-based mixed tannings
Patent number
5,500,020
Issue date
Mar 19, 1996
Giacomo Bandino
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Surface-active compounds based on modified castor oil fatty substances
Patent number
5,420,315
Issue date
May 30, 1995
Hoechst AG
Heinz Uhrig
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Dilutable aluminum triformate tanning agents in the form of highly...
Patent number
5,409,501
Issue date
Apr 25, 1995
Henkel Kommanditgesellschaft auf Aktien
Rudolf Zauns-Huber
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Method of treating hides
Patent number
5,326,377
Issue date
Jul 5, 1994
AGA Aktiebolag
Timo Tuohimaa
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Tanning agent and process
Patent number
4,963,156
Issue date
Oct 16, 1990
Tioxide Group PLC
John J. Hinley
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Leather tanning process using aluminium (III) and titanium (IV) com...
Patent number
4,937,009
Issue date
Jun 26, 1990
Tioxide Group PLC
Anthony D. Covington
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Leather fatliquoring agents combinable with tanning and retanning c...
Patent number
4,744,794
Issue date
May 17, 1988
Henkel Kommanditgesellschaft auf Aktien
Hans-Herbert Friese
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Leather tanning process using aluminium (III) and titanium (IV) com...
Patent number
4,731,089
Issue date
Mar 15, 1988
Tioxide Group PLC
Anthony D. Covington
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Basic chromium aluminum sulfates and their preparation
Patent number
4,629,616
Issue date
Dec 16, 1986
BASF Aktiengesellschaft
Werner Ostertag
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Process for tanning hides
Patent number
4,560,384
Issue date
Dec 24, 1985
Guidi; Loris
Sergio Vanni
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Leather tanning agent and process for making same
Patent number
4,504,271
Issue date
Mar 12, 1985
David L. Motov
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Hide tanning composition and method of preparing same
Patent number
4,502,859
Issue date
Mar 5, 1985
Rockmont Industries, Inc.
Dale B. Knobloch
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Tanning method designed to make leathers mycostatic, antimycotic, a...
Patent number
4,484,925
Issue date
Nov 27, 1984
Joel Roux
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Method for preparing titanium tanning agent and use thereof in leat...
Patent number
4,396,387
Issue date
Aug 2, 1983
David L. Motov
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Method for preparing titanium tanning agent
Patent number
4,314,975
Issue date
Feb 9, 1982
David L. Motov
C14 - SKINS HIDES PELTS LEATHER
Patents Applications
last 30 patents
Information
Patent Application
CHROME-FREE TANNING PROCESS OF ECOLOGICAL LEATHER
Publication number
20240263257
Publication date
Aug 8, 2024
Sichuan University
Yanan WANG
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Zeolite composition suitable for tanning leather
Publication number
20230048487
Publication date
Feb 16, 2023
Smit Tanning B.V.
Wouter Egbert-Jan Hendriksen
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
COATED FIBROUS BASED SUBSTRATES
Publication number
20140057116
Publication date
Feb 27, 2014
NORTHANTS LEATHER CHEMICALS LTD
Darryl Cassingham
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Non-Metal Tanning Process
Publication number
20130312200
Publication date
Nov 28, 2013
CLARIANT FINANCE (BVI) LIMITED
Claus Reineking
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Non Metal Tanning
Publication number
20130239340
Publication date
Sep 19, 2013
CLARIANT FINANCE (BVI) LIMITED
Claus Reineking
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Non Metal Tanning
Publication number
20130205516
Publication date
Aug 15, 2013
CLARIANT FINANCE (BVI) LIMITED
Claus Reineking
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Non-Metal Tanning Process
Publication number
20130198974
Publication date
Aug 8, 2013
CLARIANT FINANCE (BVI) LIMITED
Claus Reineking
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
ENVIRONMENTALLY FRIENDLY TANNING COMPOSITION
Publication number
20130081211
Publication date
Apr 4, 2013
KEMIRA OYJ
Cuneyit Bagiran
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Leather
Publication number
20100325811
Publication date
Dec 30, 2010
MIDORI HOKUYO CO., LTD.
Shinji Kashiwagura
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Method for manufacturing aluminum salt solution, aluminum salt solu...
Publication number
20090176118
Publication date
Jul 9, 2009
SHOWA DENKO K.K.
Isao Ishikawa
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Chromium-free, waterproof leather
Publication number
20060151738
Publication date
Jul 13, 2006
Martin Kleban
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Process for making wet-pink leather
Publication number
20060137101
Publication date
Jun 29, 2006
Council of Scientific and Industrial Research
Murugan Chandrabose
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Chromium-free, waterproof leather
Publication number
20040232376
Publication date
Nov 25, 2004
Martin Kleban
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Process for preparing a synthetic aluminium tanning agent
Publication number
20040181881
Publication date
Sep 23, 2004
Mookandi Kanthimathi
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Application
Condensates for the retanning of Fe-tanned leather
Publication number
20040148707
Publication date
Aug 5, 2004
Martin Kleban
C14 - SKINS HIDES PELTS LEATHER