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Walter Lee Edwards
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Harrisburg, NC, US
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Patents Grants
last 30 patents
Information
Patent Grant
Polyester resins and polyester containers having reduced frictional...
Patent number
7,858,731
Issue date
Dec 28, 2010
Wellman, Inc.
Walter Lee Edwards
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Methods of making imide-modified polyester resins
Patent number
7,238,770
Issue date
Jul 3, 2007
Wellman, Inc.
Walter L. Edwards
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymer resins having reduced frictional properties
Patent number
6,727,306
Issue date
Apr 27, 2004
Wellman, Inc.
Walter Lee Edwards
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for making polyester bottle resins having reduced frictiona...
Patent number
6,710,158
Issue date
Mar 23, 2004
Wellman, Inc.
Walter Lee Edwards
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods of post-polymerization extruder injection in condensation p...
Patent number
6,590,069
Issue date
Jul 8, 2003
Wellman, Inc.
Carl Steven Nichols
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods of post-polymerization injection in condensation polymer pr...
Patent number
6,573,359
Issue date
Jun 3, 2003
Wellman, Inc.
Carl Steven Nichols
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods of post-polymerization extruder injection in polyethylene t...
Patent number
6,569,991
Issue date
May 27, 2003
Wellman, Inc.
Carl Steven Nichols
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester bottle resins having reduced frictional properties and me...
Patent number
6,500,890
Issue date
Dec 31, 2002
Wellman, Inc.
Walter Lee Edwards
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of post-polymerization stabilization of high activity cataly...
Patent number
5,898,058
Issue date
Apr 27, 1999
Wellman, Inc.
Carl S. Nichols
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Polyester Resins and Polyester Containers Having Reduced Frictional...
Publication number
20080226856
Publication date
Sep 18, 2008
Welllman, Inc.
Walter Lee Edwards
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Imide-Modified Polyester Resins
Publication number
20070225410
Publication date
Sep 27, 2007
WELLMAN, INC.
Walter L. Edwards
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Methods for Making Polyester Resins Having Reduced Frictional Prope...
Publication number
20070142537
Publication date
Jun 21, 2007
Walter Lee Edwards
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Low density foamed polymers
Publication number
20070059511
Publication date
Mar 15, 2007
Walter L. Edwards
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Low density light weight filament and fiber
Publication number
20060057359
Publication date
Mar 16, 2006
Frederick L. Travelute
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Methods of making imide-modified polyester resins
Publication number
20050171326
Publication date
Aug 4, 2005
Walter L. Edwards
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Methods for making polyester bottle resins having reduced frictiona...
Publication number
20020156158
Publication date
Oct 24, 2002
Walter Lee Edwards
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Polymer resins having reduced frictional properties
Publication number
20020156157
Publication date
Oct 24, 2002
Walter Lee Edwards
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHODS OF POST-POLYMERIZATION EXTRUDER INJECTION IN POLYETHYLENE T...
Publication number
20020091226
Publication date
Jul 11, 2002
Carl Steven Nichols
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Polyester bottle resins having reduced frictional properties and me...
Publication number
20020077405
Publication date
Jun 20, 2002
Walter Lee Edwards
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Methods of post-polymerization injection in condensation polymer pr...
Publication number
20020077445
Publication date
Jun 20, 2002
Carl Steven Nichols
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Methods of post-polymerization extruder injection in condensation p...
Publication number
20020077443
Publication date
Jun 20, 2002
Carl Steven Nichols
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL