Steven J. Grossman

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Cheshire, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Polymer from azetidine-2,4-dione and polyol or polyamine
- Patent number 4,604,450
- Issue date Aug 5, 1986
- The Dow Chemical Company
- Shenghong A. Dai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide block copolymer from lactam and azetidine-2,4-dione
- Patent number 4,550,157
- Issue date Oct 29, 1985
- The Dow Chemical Company
- Shenghong A. Dai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Anionic polymerization of lactam with azetidine-2,4-dione promoter
- Patent number 4,518,765
- Issue date May 21, 1985
- The Upjohn Company
- Steven J. Grossman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolyamide-imides
- Patent number 4,467,083
- Issue date Aug 21, 1984
- The Upjohn Company
- Steven J. Grossman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...