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Patents Grants
last 30 patents
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Patent Grant
Viscoelastic and reticulated polyurethane foam and the preparation...
Patent number
10,975,212
Issue date
Apr 13, 2021
Covestro Deutschland AG
Liqiang Li
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
POLYURETHANE MICROCELLULAR ELASTOMER, NON-PNEUMATIC TIRE AND PREPAR...
Publication number
20220025102
Publication date
Jan 27, 2022
Covestro Intellectual Property GmbH & Co. KG
Zhong Cao
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
VISCOELASTIC AND RETICULATED POLYURETHANE FOAM AND THE PREPARATION...
Publication number
20180155516
Publication date
Jun 7, 2018
COVESTRO DEUTSCHLAND AG
Liqiang Li
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TRANSPARENT AND ABRASION RESISTANT POLYURETHANE ELASTOMER AND PROCE...
Publication number
20170137559
Publication date
May 18, 2017
Covestro Deutchland AG
John Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYURETHANE WITH IMPROVED ABRASION RESISTANCE, THE METHOD FOR PREP...
Publication number
20130274365
Publication date
Oct 17, 2013
Bayer Intellectual Property GmbH
Sam Torres
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYURETHANE WITH IMPROVED ABRASION RESISTANCE, THE METHOD FOR PREP...
Publication number
20130059935
Publication date
Mar 7, 2013
Sam Torres
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYURETHANE MICROCELLULAR ELASTOMER, METHOD FOR PREPARING SAME AND...
Publication number
20120095122
Publication date
Apr 19, 2012
Bayer MaterialScience AG
Zhiping Zhou
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...