Walter Sprenger

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Dieburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Carrier resin for pigment pastes, and its preparation and use
- Patent number 5,066,758
- Issue date Nov 19, 1991
- Hoechst AG
- Michael Honel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Carrier resin for pigment pastes, preparation and use thereof
- Patent number 5,055,542
- Issue date Oct 8, 1991
- Hoechst Aktiengesellschaft
- Michael Honel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aminourethanes, preparation and use thereof
- Patent number 4,808,658
- Issue date Feb 28, 1989
- Hoechst AG
- Gerd Walz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-dilutable epoxide, process for preparing it, the use thereof...
- Patent number 4,465,798
- Issue date Aug 14, 1984
- Hoechst Aktiengesellschaft
- Gerd Walz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-dilutable polyester, process for the preparation thereof and...
- Patent number 4,390,688
- Issue date Jun 28, 1983
- Hoechst Aktiengesellschaft
- Gerd Walz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...