Debbie Guckert

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Chester, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Flame resistant spun staple yarns made from blends of fibers derive...
- Patent number 7,700,190
- Issue date Apr 20, 2010
- E. I. Du Pont de Nemours and Company
- Reiyao Zhu
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Flame resistant spun staple yarns made from blends of fibers derive...
- Patent number 7,537,831
- Issue date May 26, 2009
- E. I. Du Pont de Nemours and Company
- Reiyao Zhu
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information Patent Grant
Modacrylic/aramid fiber blends for arc and flame protection and red...
- Patent number 7,348,059
- Issue date Mar 25, 2008
- E. I. Du Pont de Nemours and Company
- Reiyao Zhu
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information Patent Grant
Modacrylic/aramid fiber blends for arc and flame protection
- Patent number 7,065,950
- Issue date Jun 27, 2006
- E. I. Du Pont de Nemours and Company
- Reiyao Zhu
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...

Patents Applicationslast 30 patents

Information Patent Application
Flame resistant spun staple yarns made from blends of fibers derive...
- Publication number 20090053957
- Publication date Feb 26, 2009
- Reiyao Zhu
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Application
Flame resistant spun staple yarns made from blends of fibers derive...
- Publication number 20090053951
- Publication date Feb 26, 2009
- Reiyao Zhu
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
Modacrylic/aramid fiber blends for arc and flame protection and red...
- Publication number 20050287364
- Publication date Dec 29, 2005
- Reiyao Zhu
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Application
Modacrylic/aramid fiber blends for arc and flame protection
- Publication number 20050204718
- Publication date Sep 22, 2005
- Reiyao Zhu
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Application
Flame retardant fiber blends comprising flame retardant cellulosic...
- Publication number 20050025962
- Publication date Feb 3, 2005
- Reiyao Zhu
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING