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James C. W. Chien
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Amherst, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ethylene alpha-olefin polymers, process and uses
Patent number
6,730,818
Issue date
May 4, 2004
Penzoil-Quaker State Company
William J. Heilman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Vinylidene-containing polymers and uses thereof
Patent number
6,586,646
Issue date
Jul 1, 2003
Pennzoil-Quaker State Company
William J. Heilman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-alpha-olefin polymers, processes and uses
Patent number
6,417,416
Issue date
Jul 9, 2002
Pennzoil-Quaker State Company
William J. Heilman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-alpha-olefin polymers, processes and uses
Patent number
6,388,148
Issue date
May 14, 2002
Pennzoil-Quaker State Company
William Heilmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Monocyclopentadienyl transition metal catalyst and olefin polymeriz...
Patent number
6,271,322
Issue date
Aug 7, 2001
Laughlin Gerard McCullough
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ethylene-alpha-olefin polymers, processes and uses
Patent number
6,262,324
Issue date
Jul 17, 2001
Pennzoil-Quaker State Company
William Heilmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Elastomeric polypropylene and other polyolefin elastomers, metalloc...
Patent number
6,262,203
Issue date
Jul 17, 2001
The Academy of Applied Science
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymer blends and process for preparation
Patent number
6,177,377
Issue date
Jan 23, 2001
Amherst Polymer Technology, Inc.
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-alpha-olefin polymers, processes and uses
Patent number
6,124,513
Issue date
Sep 26, 2000
Pennzoil-Quaker State Company
William J. Heilman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Semicrystalline polymer alloy and process for preparation
Patent number
6,124,400
Issue date
Sep 26, 2000
Academy of Applied Science
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of thermoplastic elastomeric polyolefin...
Patent number
6,121,377
Issue date
Sep 19, 2000
Academy of Applied Science
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Monocyclopentadienyl transition metal catalyst and olefin polymeriz...
Patent number
5,962,714
Issue date
Oct 5, 1999
Laughlin Gerard McCullough
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polypropylene and other olefin polymer thermoplastic elastomers, no...
Patent number
5,756,614
Issue date
May 26, 1998
Academy of Applied Science
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of a polyolefin and syndiotactic polypr...
Patent number
5,525,690
Issue date
Jun 11, 1996
Solvay (Societe Anonyme)
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Alpha-olefin/carbon monoxide attenuating copolymers and improved ca...
Patent number
5,352,767
Issue date
Oct 4, 1994
University of Massachusetts - Amherst
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of forming high temperature thermally stable micron metal ox...
Patent number
5,318,800
Issue date
Jun 7, 1994
Academy of Applied Science
Benmin Gong
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Thermally stable highly sensitive resists and the like
Patent number
5,314,988
Issue date
May 24, 1994
Academy of Applied Science, Inc.
James C. W. Chien
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of forming hollow metal oxide superconductors (MOS) and the...
Patent number
5,171,735
Issue date
Dec 15, 1992
Academy of Applied Science
James C. W. Chien
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vanadium catalyst systems for olefin polymerization
Patent number
5,089,460
Issue date
Feb 18, 1992
Academy of Applied Science, Inc.
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of producing silicon and similar wafers buffered for the dep...
Patent number
5,024,894
Issue date
Jun 18, 1991
Academy of Applied Science
James C. W. Chien
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for producing metal oxide superconductor-polymer composites...
Patent number
4,931,427
Issue date
Jun 5, 1990
Academy of Applied Science, Inc.
James C. W. Chien
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Self-developing radiation sensitive resist with amorphous polymer h...
Patent number
4,897,336
Issue date
Jan 30, 1990
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transition and inner transition metal chelate polymers for high ene...
Patent number
4,693,957
Issue date
Sep 15, 1987
The United States of America as represented by the Secretary of the Navy
Ronald D. Archer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Platable propylene polymer compositions
Patent number
4,278,510
Issue date
Jul 14, 1981
Gulf Oil Corporation
James C. W. Chien
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process of preparing fire-retardant natural and synthetic fibers
Patent number
4,009,294
Issue date
Feb 22, 1977
Hercules Incorporated
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Brominated azido fire retardants
Patent number
3,957,835
Issue date
May 18, 1976
Hercules Incorporated
James C. W. Chien
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Ethylene alpha-olefin polymers, process and uses
Publication number
20020193647
Publication date
Dec 19, 2002
Pennzoil-Quaker State Company
William J. Heilman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ethylene-alpha-olefin polymers, processes and uses
Publication number
20010044562
Publication date
Nov 22, 2001
Pennzoil-Quaker State Company
William J. Heilman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...