Sundar M. Rao

Person

Seaford, DE, US

People

Patents Grantslast 30 patents

Information Patent Grant
Soil repellant fiber and methods of making the same
- Patent number 10,683,605
- Issue date Jun 16, 2020
- INVISTA North America S.a.r.l.
- Michele A. Ivy
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method for producing multicolored carpet
- Patent number 7,651,540
- Issue date Jan 26, 2010
- INVISTA Technologies S.A.R.l.
- Sundar Mohan Rao
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Overdyeable pigmented polymeric fiber and yarns and articles made t...
- Patent number 7,320,766
- Issue date Jan 22, 2008
- INVISTA North America S.ar.l.
- Sundar Mohan Rao
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Pigmented polyamide shaped article incorporating free polyester add...
- Patent number 6,090,494
- Issue date Jul 18, 2000
- E. I. Du Pont de Nemours and Company
- Sundar Mohan Rao
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for increasing the molecular weight of polyamides and other...
- Patent number 5,543,495
- Issue date Aug 6, 1996
- E. I. Du Pont de Nemours and Company
- Colin Anolick
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide hollow filaments
- Patent number 5,370,935
- Issue date Dec 6, 1994
- E. I. Du Pont de Nemours and Company
- Nirmal K. Agarwal
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process of making hollow polyamide filaments
- Patent number 5,318,738
- Issue date Jun 7, 1994
- E. I. Du Pont de Nemours and Company
- Nirmal K. Agarwal
- 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
Process for modifying polyamide dyeability using co-fed polyamide f...
- Patent number 5,166,278
- Issue date Nov 24, 1992
- E. I. Du Pont de Nemours and Company
- Sundar M. Rao
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Apparatus for determining flow behavior index
- Patent number 5,014,545
- Issue date May 14, 1991
- E. I. Du Pont de Nemours and Company
- Sundar M. Rao
- G01 - MEASURING TESTING
Information Patent Grant
Method for determining flow behavior index and using index to contr...
- Patent number 4,992,487
- Issue date Feb 12, 1991
- E. I. Du Pont de Nemours and Company
- Sundar M. Rao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for controlling polymer viscosity
- Patent number 4,952,345
- Issue date Aug 28, 1990
- E. I. Du Pont de Nemours and Company
- Sundar M. Rao
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR FORMING SYNTHETIC FIBER AND FIBER, YARNS AND CARPETS PR...
- Publication number 20190055671
- Publication date Feb 21, 2019
- Sundar Mohan Rao
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
SPRAY-ON ANTI-SOIL FORMULATIONS FOR FIBERS, CARPETS AND FABRICS
- Publication number 20180094372
- Publication date Apr 5, 2018
- INVISTA NORTH AMERICA S.A.R.L.
- Sundar Mohan RAO
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
Soil Repellant Fiber and Methods Of Making The Same
- Publication number 20160298288
- Publication date Oct 13, 2016
- INVISTA NORTH AMERICA S.A.R.L.
- Michelle A. IVY
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
AQUEOUS DISPERSION OF DYE, STAIN-BLOCKER, AND FLUOROCHEMICAL AND IT...
- Publication number 20140033451
- Publication date Feb 6, 2014
- Toray Opelontex Co., Ltd.
- Sundar Mohan Rao
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
SPRAY-ON ANTI-SOIL FORMULATIONS FOR FIBERS, CARPETS AND FABRICS
- Publication number 20140037891
- Publication date Feb 6, 2014
- Sundar Mohan Rao
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
BIO-BASED TERPOLYMERS AND PROCESS OF MAKING THE SAME
- Publication number 20120301659
- Publication date Nov 29, 2012
- INVISTA North America S.a r.I.
- Sundar Mohan Rao
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
NYLON CARPET FIBERS HAVING BLEACH RESISTANCE
- Publication number 20120094059
- Publication date Apr 19, 2012
- INVISTA North America S.a r.l.
- Kevin Leonard Urman
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
DUAL ACID/CATIONIC DYEABLE POLYAMIDE POLYMER FIBERS AND YARNS, METH...
- Publication number 20090136704
- Publication date May 28, 2009
- INVISTA North America S.a r.I.
- Sundar Mohan Rao
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
Method for producing multicolored carpet
- Publication number 20080016625
- Publication date Jan 24, 2008
- INVISTA NORTH AMERICA S.AR.L.
- Sundar Mohan Rao
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
Overdyeable Pigmented Polymeric Fiber And Yarns And Articles Made T...
- Publication number 20050183218
- Publication date Aug 25, 2005
- Sundar Mohan Rao
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Sundar M. Rao

Person

Patents Grantslast 30 patents

Soil repellant fiber and methods of making the same

Method for producing multicolored carpet

Overdyeable pigmented polymeric fiber and yarns and articles made t...

Pigmented polyamide shaped article incorporating free polyester add...

Process for increasing the molecular weight of polyamides and other...

Polyamide hollow filaments

Process of making hollow polyamide filaments

Processing of pigmented nylon fibers using modified polymers

Processing of pigmented nylon fibers using modified polymers

Process for modifying polyamide dyeability using co-fed polyamide f...

Apparatus for determining flow behavior index

Method for determining flow behavior index and using index to contr...

Method for controlling polymer viscosity

Patents Applicationslast 30 patents

PROCESS FOR FORMING SYNTHETIC FIBER AND FIBER, YARNS AND CARPETS PR...

SPRAY-ON ANTI-SOIL FORMULATIONS FOR FIBERS, CARPETS AND FABRICS

Soil Repellant Fiber and Methods Of Making The Same

AQUEOUS DISPERSION OF DYE, STAIN-BLOCKER, AND FLUOROCHEMICAL AND IT...

SPRAY-ON ANTI-SOIL FORMULATIONS FOR FIBERS, CARPETS AND FABRICS

BIO-BASED TERPOLYMERS AND PROCESS OF MAKING THE SAME

NYLON CARPET FIBERS HAVING BLEACH RESISTANCE

DUAL ACID/CATIONIC DYEABLE POLYAMIDE POLYMER FIBERS AND YARNS, METH...

Method for producing multicolored carpet

Overdyeable Pigmented Polymeric Fiber And Yarns And Articles Made T...