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Joachim Weide
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Kelkheim, DE
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last 30 patents
Information
Patent Grant
Flow-enhanced pigment preparation for offset printing
Patent number
6,290,768
Issue date
Sep 18, 2001
Clariant GmbH
Hans Joachim Metz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Pigment preparations based on monoazo pigments
Patent number
5,591,257
Issue date
Jan 7, 1997
Hoechst Aktiengesellschaft
Joachim Weide
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Single-step process for the preparation of bis-(acetoacetylamino) b...
Patent number
5,559,216
Issue date
Sep 24, 1996
Hoechst AG
Ruediger Jung
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Water-insoluble azo colorants having two azo groups and a 1,4-bis (...
Patent number
5,428,136
Issue date
Jun 27, 1995
Hoechst AG
Rudiger Jung
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Modified block polymers, their preparation and their use
Patent number
5,372,747
Issue date
Dec 13, 1994
Hoechst Aktiengesellschaft
Heinz Uhrig
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of azo pigment preparations for solvent-containing packaging in...
Patent number
5,352,281
Issue date
Oct 4, 1994
Hoechst Aktiengesellschaft
Joachim Weide
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Bisphenol derivatives, process for their manufacture, and their use...
Patent number
4,960,935
Issue date
Oct 2, 1990
Hoechst Aktiengesellschaft
Erwin Dietz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing highly concentrated aqueous press cakes of so...
Patent number
4,828,622
Issue date
May 9, 1989
Hoechst Aktiengesellschaft
Joachim Weide
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for preparing a highly concentrated aqueous press cakes of...
Patent number
4,785,082
Issue date
Nov 15, 1988
Hoechst Aktiengesellschaft
Joachim Weide
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polyether dispersants
Patent number
4,450,304
Issue date
May 22, 1984
Hoechst Aktiengesellschaft
Helmut Diery
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Anionic compounds based on modified novolak oxyalkylates, their _pr...
Patent number
4,403,077
Issue date
Sep 6, 1983
Hoechst Aktiengesellschaft
Heinz Uhrig
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Polyether polyamines, the salts thereof, process for their manufact...
Patent number
4,341,716
Issue date
Jul 27, 1982
Hoechst Aktiengesellschaft
Helmut Diery
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...