Walter Groesbeck DeWitt III

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Southampton, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Superabsorbent polymeric compositions and process for producing the...
- Patent number 4,914,170
- Issue date Apr 3, 1990
- Rohm & Haas Company
- Ching-Jen Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of print bonding non-woven webs
- Patent number 4,529,465
- Issue date Jul 16, 1985
- Rohm & Haas Company
- Walter G. DeWitt
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Bonded nonwoven fabrics suitable for diaper coverstock
- Patent number 4,356,229
- Issue date Oct 26, 1982
- Rohm & Haas Company
- John G. Brodnyan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
High impact resistant coated articles
- Patent number 4,202,924
- Issue date May 13, 1980
- Rohm & Haas Company
- Walter G. De Witt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High impact resistant acrylic coating compositions and coated articles
- Patent number 4,107,235
- Issue date Aug 15, 1978
- Rohm & Haas Company
- Walter Groesbeck DeWitt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...