Lech Wilczek

Person

Wilmington, DE, US

People

Patents Grantslast 30 patents

Information Patent Grant
Thermoplastic melt-mixed composition with amino acid heat stabilizer
- Patent number 9,080,034
- Issue date Jul 14, 2015
- E I du Pont de Nemours and Company
- Curtis R Center
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyoxymethylene compositions
- Patent number 9,006,322
- Issue date Apr 14, 2015
- E I du Pont de Nemours and Company
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastic melt-mixed composition with polyetherol heat stabilizer
- Patent number 8,952,107
- Issue date Feb 10, 2015
- E I du Pont de Nemours and Company
- Yuefei Tao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastic melt-mixed composition with epoxy-amino acid compound...
- Patent number 8,871,874
- Issue date Oct 28, 2014
- E I du Pont de Nemours and Company
- Yuefei Tao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing metalized fibrous composite sheet with olefin...
- Patent number 8,778,462
- Issue date Jul 15, 2014
- E I du Pont de Nemours and Company
- Noel Stephen Brabbs
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Copolyester blends with improved melt strength
- Patent number 8,742,029
- Issue date Jun 3, 2014
- E I du Pont de Nemours and Company
- Rameshchandra M Gohil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing metalized fibrous composite sheet with olefin...
- Patent number 8,741,393
- Issue date Jun 3, 2014
- E I du Pont de Nemours and Company
- Noel Stephen Brabbs
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Thick film sealing glass compositions for low temperature firing
- Patent number 8,053,258
- Issue date Nov 8, 2011
- E. I. Du Pont de Nemours and Company
- Lech Wilczek
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Organosilicon polymers
- Patent number 8,048,977
- Issue date Nov 1, 2011
- E. I. Du Pont de Nemours and Company
- Kenneth Gene Moloy
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multiblock polymer dispersions of carbon nanotubes
- Patent number 7,935,767
- Issue date May 3, 2011
- E. I. Du Pont de Nemours and Company
- Bruce A. Diner
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Materials leading to improved dental composites and dental composit...
- Patent number 7,541,392
- Issue date Jun 2, 2009
- E. I. Du Pont de Nemours and Company
- Donald Da-Jen Huang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation and use of reactive organosilicon compounds
- Patent number 7,268,246
- Issue date Sep 11, 2007
- E. I. Du Pont de Nemours and Company
- Lech Wilczek
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Two component coating compositions containing highly branched copol...
- Patent number 7,199,194
- Issue date Apr 3, 2007
- E. I. Du Pont de Nemours and Company
- Robert John Barsotti
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalytic polymerization process
- Patent number 7,148,297
- Issue date Dec 12, 2006
- E. I. Du Pont de Nemours and Company
- Graeme Moad
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalytic polymerization process
- Patent number 7,144,963
- Issue date Dec 5, 2006
- E. I. Du Pont de Nemours and Company
- Graeme Moad
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
3-Hydroxycarboxylic acid production and use in branched polymers
- Patent number 7,138,480
- Issue date Nov 21, 2006
- E. I. Du Pont de Nemours and Company
- Michael G. Bramucci
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Catalytic polymerization process
- Patent number 7,109,282
- Issue date Sep 19, 2006
- E. I. Du Pont de Nemours and Company
- Graeme Moad
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
3-hydroxycarboxylic acid production and use in branched polymers
- Patent number 7,091,011
- Issue date Aug 15, 2006
- E. I. Du Pont de Nemours and Company
- Michael G. Bramucci
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Two component coating compositions containing highly branched copol...
- Patent number 6,998,154
- Issue date Feb 14, 2006
- E. I. Du Pont de Nemours and Company
- Robert John Barsotti
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Branched polyolefin synthesis
- Patent number 6,897,278
- Issue date May 24, 2005
- E. I. Du Pont de Nemours and Company
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Lacquers containing highly branched copolyester polyol
- Patent number 6,861,495
- Issue date Mar 1, 2005
- E. I. Du Pont de Nemours and Company
- Robert John Barsotti
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Branched polyolefin synthesis
- Patent number 6,740,723
- Issue date May 25, 2004
- E. I. Du Pont de Nemours and Company
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalytic polymerization process
- Patent number 6,624,261
- Issue date Sep 23, 2003
- E. I. Du Pont Nemours and Company
- Graeme Moad
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
3-hydroxycarboxylic acid production and use in branched polymers
- Patent number 6,562,603
- Issue date May 13, 2003
- E. I. Du Pont de Nemours and Company
- Michael G. Bramucci
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Branched polyolefin synthesis
- Patent number 6,518,383
- Issue date Feb 11, 2003
- E. I. Du Pont de Nemours and Company
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coating compositions containing highly structured macromolecules
- Patent number 6,432,484
- Issue date Aug 13, 2002
- E. I. Du Pont de Nemours and Company
- Patrick Henry Corcoran
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for producing reactive silane oligomers
- Patent number 6,329,489
- Issue date Dec 11, 2001
- E. I. Du Pont de Nemours and Company
- Basil V. Gregorovich
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Coating composition containing silane functionality
- Patent number 6,268,456
- Issue date Jul 31, 2001
- E. I. Du Pont de Nemours and Company
- Basil V. Gregorovich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Branched polymer synthesis
- Patent number 6,100,350
- Issue date Aug 8, 2000
- E. I. Du Pont de Nemours and Company
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coatings that contain reactive silicon oligomers
- Patent number 6,080,816
- Issue date Jun 27, 2000
- E. I. Du Pont de Nemours and Company
- Basil V. Gregorovich
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
ARTICLES CONTAINING FLUORINATED HYBRID COMPOSITIONS
- Publication number 20160194520
- Publication date Jul 7, 2016
- THE CHEMOURS COMPANY FC, LLC
- LECH WILCZEK
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
FLUORINATED HYBRID COMPOSITIONS
- Publication number 20160194521
- Publication date Jul 7, 2016
- THE CHEMOURS COMPANY FC, LLC
- LECH WILCZEK
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN COATING
- Publication number 20140248499
- Publication date Sep 4, 2014
- E I DU PONT DE NEMOURS AND COMPANY
- NOEL STEPHEN BRABBS
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
THERMOPLASTIC MELT-MIXED COMPOSITIONS WITH EPOXY-AMINE HEAT STABILIZER
- Publication number 20130338274
- Publication date Dec 19, 2013
- Curtis R. Center
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
THERMOPLASTIC MELT-MIXED COMPOSITION WITH EPOXY-CARBOXYLIC ACID COM...
- Publication number 20130338301
- Publication date Dec 19, 2013
- Yuefei Tao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
THERMOPLASTIC MELT-MIXED COMPOSITION WITH EPOXY-CARBOXYLIC ACID COM...
- Publication number 20130338260
- Publication date Dec 19, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- CURTIS R. CENTER
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
THERMOPLASTIC MELT-MIXED COMPOSITION WITH AMINO ACID HEAT STABILIZER
- Publication number 20130338261
- Publication date Dec 19, 2013
- Curtis R. Center
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
THERMOPLASTIC MELT-MIXED COMPOSITION WITH EPOXY-AMINO ACID COMPOUND...
- Publication number 20130338262
- Publication date Dec 19, 2013
- Yuefei Tao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
THERMOPLASTIC MELT-MIXED COMPOSITION WITH POLYETHEROL HEAT STABILIZER
- Publication number 20130338263
- Publication date Dec 19, 2013
- Yuefei Tao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN...
- Publication number 20130167461
- Publication date Jul 4, 2013
- E.I. du Pont de Nemours and Company
- Noel Stephen Brabbs
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
COPOLYESTER BLENDS WITH IMPROVED MELT STRENGTH
- Publication number 20130172456
- Publication date Jul 4, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- Rameshchandra M. Gohil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN...
- Publication number 20130171460
- Publication date Jul 4, 2013
- E.I. du Pont de Nemours and Company
- NOEL STEPHEN BRABBS
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
METHOD FOR PRODUCING METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN...
- Publication number 20130122316
- Publication date May 16, 2013
- E.I. du Pont de Nemours and Company
- Noel Stephen Brabbs
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN COATING
- Publication number 20130122769
- Publication date May 16, 2013
- E.I. du Pont de Nemours and Company
- Noel Stephen Brabbs
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
COPOLYESTER BLENDS WITH ENHANCED TEAR STRENGTH
- Publication number 20130079440
- Publication date Mar 28, 2013
- E I DU PONT DE NEMOURS AND COMPANY
- Noel M. Hasty
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COPOLYESTERS WITH ENHANCED TEAR STRENGTH
- Publication number 20110213056
- Publication date Sep 1, 2011
- E.I. DU PONT DE NEMOURS AND COMPANY
- NoelM. Hasty
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ARTICLES CONTAINING FLUORINATED HYBRID COMPOSITIONS
- Publication number 20110200826
- Publication date Aug 18, 2011
- E.I. du Pont de Nemours and Company
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD OF PREPARING FLUORINATED HYBRID COMPOSITIONS
- Publication number 20110189382
- Publication date Aug 4, 2011
- E.I. du Pont de Nemours and Company
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FLUORINATED HYBRID COMPOSITIONS
- Publication number 20110186790
- Publication date Aug 4, 2011
- E.I. du Pont de Nemours and Company
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyester Compositions with Good Melt Rheological Properties
- Publication number 20110152456
- Publication date Jun 23, 2011
- E.I. du Pont de Nemours and Company
- Judith Alison Peacock
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyester Compositions with Good Melt Rheological Properties
- Publication number 20110147998
- Publication date Jun 23, 2011
- E.I. du Pont de Nemours and Company
- Judith Alison Peacock
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyester Compositions with Good Melt Rheological Properties
- Publication number 20110152457
- Publication date Jun 23, 2011
- E.I. du Pont de Nemours and Company
- Judith Alison Peacock
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Modified Titanium Dioxide
- Publication number 20110003931
- Publication date Jan 6, 2011
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Powder Coating Composition with New Pigment
- Publication number 20100331456
- Publication date Dec 30, 2010
- Lech Wilczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MULTIBLOCK POLYMER DISPERSIONS OF CARBON NANOTUBES
- Publication number 20100256307
- Publication date Oct 7, 2010
- Bruce A. Diner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Thick film sealing glass compositions for low temperature firing
- Publication number 20100115998
- Publication date May 13, 2010
- E.I. du Pont de Nemours and Company
- Lech Wilczek
- B82 - NANO-TECHNOLOGY
Information Patent Application
ORGANOSILICON POLYMERS
- Publication number 20090069525
- Publication date Mar 12, 2009
- Kenneth Gene Moloy
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Sealing compositions
- Publication number 20070194687
- Publication date Aug 23, 2007
- Lech Wilczek
- B82 - NANO-TECHNOLOGY
Information Patent Application
3-hydroxycarboxylic acid production and use in branched polymers
- Publication number 20070004017
- Publication date Jan 4, 2007
- Michael G. Bramucci
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Preparation and use of reactive organosilicon compounds
- Publication number 20060128920
- Publication date Jun 15, 2006
- Lech Wilczek
- C07 - ORGANIC CHEMISTRY

Lech Wilczek

Person

Patents Grantslast 30 patents

Thermoplastic melt-mixed composition with amino acid heat stabilizer

Polyoxymethylene compositions

Thermoplastic melt-mixed composition with polyetherol heat stabilizer

Thermoplastic melt-mixed composition with epoxy-amino acid compound...

Method for producing metalized fibrous composite sheet with olefin...

Copolyester blends with improved melt strength

Method for producing metalized fibrous composite sheet with olefin...

Thick film sealing glass compositions for low temperature firing

Organosilicon polymers

Multiblock polymer dispersions of carbon nanotubes

Materials leading to improved dental composites and dental composit...

Preparation and use of reactive organosilicon compounds

Two component coating compositions containing highly branched copol...

Catalytic polymerization process

Catalytic polymerization process

3-Hydroxycarboxylic acid production and use in branched polymers

Catalytic polymerization process

3-hydroxycarboxylic acid production and use in branched polymers

Two component coating compositions containing highly branched copol...

Branched polyolefin synthesis

Lacquers containing highly branched copolyester polyol

Branched polyolefin synthesis

Catalytic polymerization process

3-hydroxycarboxylic acid production and use in branched polymers

Branched polyolefin synthesis

Coating compositions containing highly structured macromolecules

Process for producing reactive silane oligomers

Coating composition containing silane functionality

Branched polymer synthesis

Coatings that contain reactive silicon oligomers

Patents Applicationslast 30 patents

ARTICLES CONTAINING FLUORINATED HYBRID COMPOSITIONS

FLUORINATED HYBRID COMPOSITIONS

METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN COATING

THERMOPLASTIC MELT-MIXED COMPOSITIONS WITH EPOXY-AMINE HEAT STABILIZER

THERMOPLASTIC MELT-MIXED COMPOSITION WITH EPOXY-CARBOXYLIC ACID COM...

THERMOPLASTIC MELT-MIXED COMPOSITION WITH EPOXY-CARBOXYLIC ACID COM...

THERMOPLASTIC MELT-MIXED COMPOSITION WITH AMINO ACID HEAT STABILIZER

THERMOPLASTIC MELT-MIXED COMPOSITION WITH EPOXY-AMINO ACID COMPOUND...

THERMOPLASTIC MELT-MIXED COMPOSITION WITH POLYETHEROL HEAT STABILIZER

METHOD FOR PRODUCING METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN...

COPOLYESTER BLENDS WITH IMPROVED MELT STRENGTH

METHOD FOR PRODUCING METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN...

METHOD FOR PRODUCING METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN...

METALIZED FIBROUS COMPOSITE SHEET WITH OLEFIN COATING

COPOLYESTER BLENDS WITH ENHANCED TEAR STRENGTH

COPOLYESTERS WITH ENHANCED TEAR STRENGTH

ARTICLES CONTAINING FLUORINATED HYBRID COMPOSITIONS

METHOD OF PREPARING FLUORINATED HYBRID COMPOSITIONS

FLUORINATED HYBRID COMPOSITIONS

Polyester Compositions with Good Melt Rheological Properties

Polyester Compositions with Good Melt Rheological Properties

Polyester Compositions with Good Melt Rheological Properties

Modified Titanium Dioxide

Powder Coating Composition with New Pigment

MULTIBLOCK POLYMER DISPERSIONS OF CARBON NANOTUBES

Thick film sealing glass compositions for low temperature firing

ORGANOSILICON POLYMERS

Sealing compositions

3-hydroxycarboxylic acid production and use in branched polymers

Preparation and use of reactive organosilicon compounds