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Shanghai, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Chrome-free leather retanning
Patent number
11,473,156
Issue date
Oct 18, 2022
Rohm & Haas Company
Edwin Nungesser
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Aqueous coating composition and method of preparing the same
Patent number
10,745,583
Issue date
Aug 18, 2020
Dow Global Technologies LLC
Fu Zhan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Chrome-free leather retanning
Patent number
9,970,070
Issue date
May 15, 2018
Rohm & Haas Company
Caiyun Li
C14 - SKINS HIDES PELTS LEATHER
Patents Applications
last 30 patents
Information
Patent Application
AQUEOUS COATING COMPOSITION
Publication number
20210087425
Publication date
Mar 25, 2021
DOW GLOBAL TECHNOLOGIES LLC
Joseph M. Hoefler
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CHROME-FREE LEATHER RETANNING
Publication number
20200385825
Publication date
Dec 10, 2020
Rohm and Haas Company
Edwin Nungesser
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AQUEOUS COATING COMPOSITION AND METHOD OF PREPARING THE SAME
Publication number
20190119522
Publication date
Apr 25, 2019
DOW GLOBAL TECHNOLOGIES LLC
Fu Zhan
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CHROME-FREE LEATHER RETANNING
Publication number
20150107028
Publication date
Apr 23, 2015
Rohm and Haas Company
Caiyun Li
C14 - SKINS HIDES PELTS LEATHER