Kiu-Seung Lee

Person

Richmond, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Fiber comprising a mixture of poly(m-phenylene isophthalamide) and...
- Patent number 10,301,747
- Issue date May 28, 2019
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information Patent Grant
Composite polymer solution of poly(M-phenylene isophthalamide) and...
- Patent number 9,790,366
- Issue date Oct 17, 2017
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Sheets and fibrids comprising a mixture of poly(m-phenylene isophth...
- Patent number 9,663,875
- Issue date May 30, 2017
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Film comprising a mixture of poly (M-phenylene isophthalamide) and...
- Patent number 9,193,841
- Issue date Nov 24, 2015
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aramid copolymer
- Patent number 9,127,143
- Issue date Sep 8, 2015
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for forming an aramid copolymer
- Patent number 8,907,051
- Issue date Dec 9, 2014
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process of forming an aramid copolymer
- Patent number 8,907,052
- Issue date Dec 9, 2014
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process of forming an aramid copolymer
- Patent number 8,835,600
- Issue date Sep 16, 2014
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for forming an aramid copolymer
- Patent number 8,822,632
- Issue date Sep 2, 2014
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing aramid copolymer
- Patent number 8,809,434
- Issue date Aug 19, 2014
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing aramid copolymer
- Patent number 8,716,431
- Issue date May 6, 2014
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for forming an aramid copolymer
- Patent number 8,716,432
- Issue date May 6, 2014
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aramid copolymer
- Patent number 8,716,433
- Issue date May 6, 2014
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aramid copolymer
- Patent number 8,716,434
- Issue date May 6, 2014
- E I du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing 3,4′ diacetoxybenzophenone
- Patent number 7,772,418
- Issue date Aug 10, 2010
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 3,4′ dihydroxybenzophenone
- Patent number 7,772,441
- Issue date Aug 10, 2010
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for removing hydrazine compounds
- Patent number 7,758,757
- Issue date Jul 20, 2010
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Two step preparation of random polyoxadiazole copolymer and article...
- Patent number 7,582,721
- Issue date Sep 1, 2009
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Two step preparation of random polyoxadiazole copolymer and article...
- Patent number 7,528,216
- Issue date May 5, 2009
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymers and fibers formed therefrom
- Patent number 7,528,217
- Issue date May 5, 2009
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for making polybenzobisoxazole containing polymer
- Patent number 7,465,781
- Issue date Dec 16, 2008
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for making polybenzobisoxazole containing fiber
- Patent number 7,465,782
- Issue date Dec 16, 2008
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of making aromatic dihydroxy diacid dihalides and precipitat...
- Patent number 7,253,247
- Issue date Aug 7, 2007
- Kiu-Seung Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polybenzazole fibers and processes for their preparation
- Patent number 7,189,346
- Issue date Mar 13, 2007
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
In situ fluoropolymer polymerization into porous substrates
- Patent number 6,916,549
- Issue date Jul 12, 2005
- E. I. Du Pont de Nemours and Company
- John Russell Crompton, Jr.
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
In situ fluoropolymer polymerization into porous substrates
- Patent number 6,677,033
- Issue date Jan 13, 2004
- E. I. Du Pont de Nemours and Company
- Joy Sawyer Bloom
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Situ fluoropolymer polymerization into porous substrates
- Patent number 6,306,989
- Issue date Oct 23, 2001
- E. I. Du Pont de Nemours and Company
- Joy Sawyer Bloom
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Poly(p-phenylene terephthalamide) pulp
- Patent number 5,532,059
- Issue date Jul 2, 1996
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Solution of PPD-T and PVP and articles made therefrom
- Patent number 5,523,034
- Issue date Jun 4, 1996
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Solution of PPD-T and PVP and articles made therefrom
- Patent number 5,416,164
- Issue date May 16, 1995
- E. I. Du Pont de Nemours and Company
- Kiu-Seung Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
SHEETS AND FIBRIDS COMPRISING A MIXTURE OF POLY(M-PHENYLENE ISOPHTH...
- Publication number 20150114582
- Publication date Apr 30, 2015
- E I DU PONT DE NEMOURS AND COMPANY
- Kiu-Seung LEE
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
FIBER COMPRISING A MIXTURE OF POLY(M-PHENYLENE ISOPHTHALAMIDE) AND...
- Publication number 20150113714
- Publication date Apr 30, 2015
- E I DU PONT DE NEMOURS AND COMPANY
- Kiu-Seung LEE
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
COMPOSITE POLYMER SOLUTION OF POLY(M-PHENYLENE ISOPHTHALAMIDE) AND...
- Publication number 20150119511
- Publication date Apr 30, 2015
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FILM COMPRISING A MIXTURE OF POLY (M-PHENYLENE ISOPHTHALAMIDE) AND...
- Publication number 20150119533
- Publication date Apr 30, 2015
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR FORMING AN ARAMID COPOLYMER
- Publication number 20130261239
- Publication date Oct 3, 2013
- E.I. du Pont de Nemours and Company
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ARAMID COPOLYMER
- Publication number 20130261258
- Publication date Oct 3, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR FORMING AN ARAMID COPOLYMER
- Publication number 20130203955
- Publication date Aug 8, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ARAMID COPOLYMER
- Publication number 20130203956
- Publication date Aug 8, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PREPARING ARAMID COPOLYMER
- Publication number 20130203906
- Publication date Aug 8, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ARAMID COPOLYMER
- Publication number 20130203957
- Publication date Aug 8, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR FORMING AN ARAMID COPOLYMER
- Publication number 20130197148
- Publication date Aug 1, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PREPARING ARAMID COPOLYMER
- Publication number 20130197184
- Publication date Aug 1, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS OF FORMING AN ARAMID COPOLYMER
- Publication number 20130197146
- Publication date Aug 1, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS OF FORMING AN ARAMID COPOLYMER
- Publication number 20130190433
- Publication date Jul 25, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- KIU-SEUNG LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
NEUTRALIZED COPOLYMER CRUMB AND PROCESSES FOR MAKING SAME
- Publication number 20130018138
- Publication date Jan 17, 2013
- E.I. du Pont de Nemours and Company
- KIU-SEUNG LEE
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
PROCESS FOR PRODUCING 3,4' DIHYDROXYBENZOPHENONE
- Publication number 20100217047
- Publication date Aug 26, 2010
- E.I. du Pont de Nemours and Company
- Kiu-Seung LEE
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING 3,4' DIACETOXYBENZOPHENONE
- Publication number 20100217046
- Publication date Aug 26, 2010
- E.I. du Pont de Nemours and Company
- Kiu-Seung LEE
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for removing hydrazine compounds
- Publication number 20090101589
- Publication date Apr 23, 2009
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method of preparing aramid polymers incorporating carbon nanotubes
- Publication number 20080287598
- Publication date Nov 20, 2008
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polymers and fibers formed therefrom
- Publication number 20080085992
- Publication date Apr 10, 2008
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyoxadiazole composite fibers
- Publication number 20080014440
- Publication date Jan 17, 2008
- Kiu-Seung Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
Two step preparation of random polyoxadiazole copolymer and article...
- Publication number 20070255037
- Publication date Nov 1, 2007
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Two step preparation of random polyoxadiazole copolymer and article...
- Publication number 20070255035
- Publication date Nov 1, 2007
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for making polybenzobisoxazole containing polymer
- Publication number 20070015897
- Publication date Jan 18, 2007
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method of making aromatic dihydroxy diacid dihalides and precipitat...
- Publication number 20070015903
- Publication date Jan 18, 2007
- Kiu-Seung Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for making polybenzobisoxazole containing fiber
- Publication number 20070013102
- Publication date Jan 18, 2007
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Dihydroxy aramid polymers
- Publication number 20070015896
- Publication date Jan 18, 2007
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for making polybenzobisoxazole containing polymer
- Publication number 20070015898
- Publication date Jan 18, 2007
- Kiu-Seung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polybenzobisoxazole containing fiber
- Publication number 20070015899
- Publication date Jan 18, 2007
- Kiu-Seung Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
Polybenzazole fibers and processes for their preparation
- Publication number 20060019094
- Publication date Jan 26, 2006
- Kiu-Seung Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Kiu-Seung Lee

Person

Patents Grantslast 30 patents

Fiber comprising a mixture of poly(m-phenylene isophthalamide) and...

Composite polymer solution of poly(M-phenylene isophthalamide) and...

Sheets and fibrids comprising a mixture of poly(m-phenylene isophth...

Film comprising a mixture of poly (M-phenylene isophthalamide) and...

Aramid copolymer

Process for forming an aramid copolymer

Process of forming an aramid copolymer

Process of forming an aramid copolymer

Process for forming an aramid copolymer

Process for preparing aramid copolymer

Process for preparing aramid copolymer

Process for forming an aramid copolymer

Aramid copolymer

Aramid copolymer

Process for producing 3,4′ diacetoxybenzophenone

Process for producing 3,4′ dihydroxybenzophenone

Method for removing hydrazine compounds

Two step preparation of random polyoxadiazole copolymer and article...

Two step preparation of random polyoxadiazole copolymer and article...

Polymers and fibers formed therefrom

Method for making polybenzobisoxazole containing polymer

Method for making polybenzobisoxazole containing fiber

Method of making aromatic dihydroxy diacid dihalides and precipitat...

Polybenzazole fibers and processes for their preparation

In situ fluoropolymer polymerization into porous substrates

In situ fluoropolymer polymerization into porous substrates

Situ fluoropolymer polymerization into porous substrates

Poly(p-phenylene terephthalamide) pulp

Solution of PPD-T and PVP and articles made therefrom

Solution of PPD-T and PVP and articles made therefrom

Patents Applicationslast 30 patents

SHEETS AND FIBRIDS COMPRISING A MIXTURE OF POLY(M-PHENYLENE ISOPHTH...

FIBER COMPRISING A MIXTURE OF POLY(M-PHENYLENE ISOPHTHALAMIDE) AND...

COMPOSITE POLYMER SOLUTION OF POLY(M-PHENYLENE ISOPHTHALAMIDE) AND...

FILM COMPRISING A MIXTURE OF POLY (M-PHENYLENE ISOPHTHALAMIDE) AND...

PROCESS FOR FORMING AN ARAMID COPOLYMER

ARAMID COPOLYMER

PROCESS FOR FORMING AN ARAMID COPOLYMER

ARAMID COPOLYMER

PROCESS FOR PREPARING ARAMID COPOLYMER

ARAMID COPOLYMER

PROCESS FOR FORMING AN ARAMID COPOLYMER

PROCESS FOR PREPARING ARAMID COPOLYMER

PROCESS OF FORMING AN ARAMID COPOLYMER

PROCESS OF FORMING AN ARAMID COPOLYMER

NEUTRALIZED COPOLYMER CRUMB AND PROCESSES FOR MAKING SAME

PROCESS FOR PRODUCING 3,4' DIHYDROXYBENZOPHENONE

PROCESS FOR PRODUCING 3,4' DIACETOXYBENZOPHENONE

Method for removing hydrazine compounds

Method of preparing aramid polymers incorporating carbon nanotubes

Polymers and fibers formed therefrom

Polyoxadiazole composite fibers

Two step preparation of random polyoxadiazole copolymer and article...

Two step preparation of random polyoxadiazole copolymer and article...

Method for making polybenzobisoxazole containing polymer

Method of making aromatic dihydroxy diacid dihalides and precipitat...

Method for making polybenzobisoxazole containing fiber

Dihydroxy aramid polymers

Method for making polybenzobisoxazole containing polymer

Polybenzobisoxazole containing fiber

Polybenzazole fibers and processes for their preparation