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Dittmar Nerger
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Krefeld, DE
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last 30 patents
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Patent Grant
Poly(arylether)/liquid crystalline polyester block copolymers and a...
Patent number
5,618,889
Issue date
Apr 8, 1997
Bayer Corporation
Robert J. Kumpf
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of a block oligocarbonate
Patent number
5,294,729
Issue date
Mar 15, 1994
Miles Inc.
Douglas A. Wicks
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dye acceptor element for thermosublimation printing
Patent number
5,273,952
Issue date
Dec 28, 1993
AGFA-Gevaert A.G.
Rolf Wehrmann
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Prepolymeric polyols containing mesogenic units
Patent number
5,204,454
Issue date
Apr 20, 1993
Miles Inc.
Randall A. Rodenhouse
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alkali or alkaline earth salts of sulfosuccinic acid esters as inte...
Patent number
5,140,056
Issue date
Aug 18, 1992
Bayer Aktiengesellschaft
Volker Wiskamp
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of porous membranes, the membranes produ...
Patent number
5,124,128
Issue date
Jun 23, 1992
Miles Inc.
Karlheinz Hildenbrand
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethers, process for their preparation and lubricants containing...
Patent number
4,973,414
Issue date
Nov 27, 1990
Bayer Aktiengesellschaft
Dittmar Nerger
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Composite membranes, processes for their preparation and their use
Patent number
4,968,430
Issue date
Nov 6, 1990
Bayer Aktiengesellschaft
Karlheinz Hildenbrand
C07 - ORGANIC CHEMISTRY