Membership
Tour
Register
Log in
Norbert Wester
Follow
Person
Hofheim am Taunus, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
.beta.-modified crystalline red pigment
Patent number
4,719,292
Issue date
Jan 12, 1988
Hoechst Aktiengesellschaft
Franz Schui
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Sulfonated tributylphenol ethoxylates, their use, and a process for...
Patent number
4,600,516
Issue date
Jul 15, 1986
Hoechst Aktiengesellschaft
Norbert Wester
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cationic ethylene oxide/propylene oxide and ethylene oxide/butylene...
Patent number
4,451,671
Issue date
May 29, 1984
Hoechst Aktiengesellschaft
Helmut Diery
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric ethylene oxide/propylene oxide or ethylene oxide/butylene...
Patent number
4,436,933
Issue date
Mar 13, 1984
Hoechst Aktiengesellschaft
Helmut Diery
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...