Peter R. Witt

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Lugoff, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Stain-resistant, pigmented nylon fibers
- Patent number 5,830,572
- Issue date Nov 3, 1998
- E. I. Du Pont de Nemours and Company
- Anthony Anton
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Processing of pigmented nylon fibers using modified polymers
- Patent number 5,290,850
- Issue date Mar 1, 1994
- E. I. Du Pont de Nemours and Company
- Ketan G. Shridharani
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Processing of pigmented nylon fibers using modified polymers
- Patent number 5,223,196
- Issue date Jun 29, 1993
- E. I. Du Pont de Nemours and Company
- Ketan G. Shridharani
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Processing of pigmented nylon fibers
- Patent number 5,141,692
- Issue date Aug 25, 1992
- E. I. Du Pont de Nemours and Company
- Ketan G. Shridharani
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing stain-resistant, pigmented nylon fibers
- Patent number 5,108,684
- Issue date Apr 28, 1992
- E. I. Du Pont de Nemours and Company
- Anthony Anton
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING