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Jing-Chung Chang
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Garnet Valley, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Poly(trimethylene terephthalate)/poly(alpha-hydroxy acid) biconstit...
Patent number
8,066,923
Issue date
Nov 29, 2011
E. I. Du Pont de Nemours and Company
Joseph V. Kurian
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Substantially flame retardant-free 3GT carpet
Patent number
8,021,736
Issue date
Sep 20, 2011
E. I. Du Pont de Nemours and Company
Jing C. Chang
D05 - SEWING EMBROIDERING TUFTING
Information
Patent Grant
Flame retardant polytrimethylene terephthalate composition
Patent number
7,855,244
Issue date
Dec 21, 2010
E. I. Du Pont de Nemours and Company
Jing-Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly(trimethylene terephthalate)/poly(alpha-hydroxy acid) bi-consti...
Patent number
7,666,501
Issue date
Feb 23, 2010
E. I. Du Pont de Nemours and Company
Joseph V. Kurian
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process of making staple fibers
Patent number
7,578,957
Issue date
Aug 25, 2009
E. I. Du Pont de Nemours and Company
Jing Chung Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Poly(trimethylene terephthalate) fibers useful in high-UV exposure...
Patent number
7,196,125
Issue date
Mar 27, 2007
E. I. Du Pont de Nemours and Company
Jing Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly(trimethylene terephthalate) bicomponent fiber process
Patent number
7,147,815
Issue date
Dec 12, 2006
E. I. Du Pont de Nemours and Company
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
3GT/4GT biocomponent fiber and preparation thereof
Patent number
7,094,466
Issue date
Aug 22, 2006
E. I. Du Pont de Nemours and Company
Jing C. Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Shaped articles comprising poly[(trimethylene-co-dianhydrosugar est...
Patent number
7,052,764
Issue date
May 30, 2006
E. I. Du Pont de Nemours and Company
Jing-Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing poly(trimethylene terephthalate) bicomponent...
Patent number
7,033,530
Issue date
Apr 25, 2006
E. I. Du Pont de Nemours and Company
Jing C. Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for high-speed spinning of bicomponent fibers
Patent number
7,011,885
Issue date
Mar 14, 2006
INVISTA North America S.a.r.l.
Jing Chung Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Poly(trimethylene dicarboxylate) fibers, their manufacture and use
Patent number
6,967,057
Issue date
Nov 22, 2005
E. I. Du Pont de Nemours and Company
Jing C. Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process of making poly (trimethylene dicarboxylate) fibers
Patent number
6,923,925
Issue date
Aug 2, 2005
E. I. Du Pont de Nemours and Company
Jing C. Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Poly(trimethylene terephthalate) fibers, their manufacture and use
Patent number
6,921,803
Issue date
Jul 26, 2005
E. I. Du Pont de Nemours and Company
Jing C. Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for high-speed spinning of bicomponent fibers
Patent number
6,841,245
Issue date
Jan 11, 2005
INVISTA North America S.a.r.l.
Jing Chung Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process for preparing pigmented shaped articles comprising poly (tr...
Patent number
6,740,276
Issue date
May 25, 2004
E. I. Du Pont de Nemours and Company
Nirmal K. Agarwal
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for high-speed spinning of bicomponent fibers
Patent number
6,692,687
Issue date
Feb 17, 2004
E. I. Du Pont de Nemours and Company
Jing Chung Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Poly(trimethylene terephthalate) bicomponent fibers
Patent number
6,641,916
Issue date
Nov 4, 2003
E. I. Du Pont de Nemours and Company
Jing C. Chang
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Low emission polymer compositions
Patent number
6,331,264
Issue date
Dec 18, 2001
E. I. Du Pont de Nemours and Company
Joseph Varapadavil Kurian
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
FLAME RETARDANT POLY(TRIMETHYLENE) TEREPHTHALATE COMPOSITIONS AND A...
Publication number
20160069018
Publication date
Mar 10, 2016
E I DU PONT DE NEMOURS AND COMPANY
BENJAMIN WEAVER MESSMORE
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLY-TRIMETHYLENE TEREPHTHALATE SOLID CORE FIBRILLATION-RESISTANT F...
Publication number
20130034658
Publication date
Feb 7, 2013
E.I. du Pont de Nemours and Company
HARRY VAUGHN SAMUELSON
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
POLY-TRIMETHYLENE TEREPHTHALATE SOLID CORE FIBRILLATION-RESISTANT F...
Publication number
20130029086
Publication date
Jan 31, 2013
E.I. du Pont de Nemours and Company
HARRY VAUGHN SAMUELSON
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
POLY-TRIMETHYLENE TEREPHTHALATE SOLID CORE FIBRILLATION-RESISTANT F...
Publication number
20130029152
Publication date
Jan 31, 2013
E.I. du Pont de Nemours and Company
Harry Vayghn SAMUELSON
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
MIXED POLYESTER YARNS AND ARTICLES MADE THEREFROM
Publication number
20120282431
Publication date
Nov 8, 2012
E.I. du Pont de Nemours and Company
Jing-Chung Chang
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information
Patent Application
FLAME RETARDANT PERFORMANCE IN POLY (TRIMETHYLENE) TEREPHTHALATE
Publication number
20110311759
Publication date
Dec 22, 2011
E.I. du Pont de Nemours and Company
Benjamin Weaver Messmore
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
FLAME RETARDANT POLY(TRIMETHYLENE TEREPHTHALATE) COMPOSITION
Publication number
20110172329
Publication date
Jul 14, 2011
E.I. du Pont de Nemours and Company
Jing-Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLY-TRIMETHYLENE TEREPHTHALATE SOLID CORE FIBRILLATION-RESISTANT F...
Publication number
20100159186
Publication date
Jun 24, 2010
E.I. du Pont de Nemours and Company
HARRY VAUGHN SAMUELSON
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
POLY-TRIMETHYLENE TEREPHTHALATE SOLID CORE FIBRILLATION-RESISTANT F...
Publication number
20100159184
Publication date
Jun 24, 2010
E.I. Du Pont De Nemours and Company
HARRY VAUGHN SAMUELSON
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
POLY(TRIMETHYLENE TEREPHTHALATE)/POLY(ALPHA-HYDROXY ACID) BICONSTIT...
Publication number
20100105841
Publication date
Apr 29, 2010
E.I. du Pont de Nemours and Company
Joseph V. Kurian
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
STAPLE FIBERS AND PROCESSES FOR MAKING SAME
Publication number
20090047857
Publication date
Feb 19, 2009
E.I. du Pont de Nemours and Company
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
FLAME RETARDANT POLYTRIMETHYLENE TEREPHTHALATE COMPOSITION
Publication number
20090043019
Publication date
Feb 12, 2009
Jing-Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FLAME RETARDANT POLYTRIMETHYLENE TEREPHTHALATE COMPOSITION
Publication number
20090043017
Publication date
Feb 12, 2009
Jing-Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FLAME RETARDANT POLYTRIMETHYLENE TEREPHTHALATE COMPOSITION
Publication number
20090043021
Publication date
Feb 12, 2009
Jing-Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FLAME RETARDANT POLYTRIMETHYLENE TEREPHTHALATE COMPOSITION
Publication number
20090043016
Publication date
Feb 12, 2009
Jing-Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FLAME RETARDANT POLYTRIMETHYLENE TEREPHTHALATE COMPOSITION
Publication number
20090043020
Publication date
Feb 12, 2009
Jing-Chung Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Melt-spun elastoester multifilament yarns
Publication number
20080135662
Publication date
Jun 12, 2008
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Substantially Flame Retardant-Free 3GT Carpet
Publication number
20080014403
Publication date
Jan 17, 2008
Jing C. Chang
D05 - SEWING EMBROIDERING TUFTING
Information
Patent Application
Poly(trimethylene terephthalate)/poly(alpha-hydroxy acid) bi-consti...
Publication number
20070128436
Publication date
Jun 7, 2007
Joseph V. Kurian
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Poly(trimethylene terephthalate) bicomponent fiber process
Publication number
20070035057
Publication date
Feb 15, 2007
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
3GT/4GT BIOCOMPONENT FIBER AND PREPARATION THEREOF
Publication number
20060093814
Publication date
May 4, 2006
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Poly (trimethylene terephthalate) fibers useful in high-UV exposure...
Publication number
20050277714
Publication date
Dec 15, 2005
Jing C. Chang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymer compositions with antimicrobial properties
Publication number
20050272336
Publication date
Dec 8, 2005
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Process for preparing poly(trimethylene terephthalate) fiber
Publication number
20050147784
Publication date
Jul 7, 2005
Jing Chung Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Method for high-speed spinning of bicomponent fibers
Publication number
20050095427
Publication date
May 5, 2005
E.I. DuPont de Nemours and Company
Jing Chung Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Method for high-speed spinning of bicomponent fibers
Publication number
20050093196
Publication date
May 5, 2005
E.I. DuPont de Nemours and Company
Jing Chung Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Poly(trimethylene terephthalate) bicomponent fiber process
Publication number
20040222544
Publication date
Nov 11, 2004
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Method for high-speed spinning of bicomponent fibers
Publication number
20040191513
Publication date
Sep 30, 2004
Jing-Chung Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Staple fibers and processes for making same
Publication number
20040146711
Publication date
Jul 29, 2004
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Poly(trimethylene dicarboxylate) fibers, their manufacture and use
Publication number
20040121151
Publication date
Jun 24, 2004
Jing C. Chang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING