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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:009987/0748   Pages: 5
Recorded: 06/03/1999
Conveyance: RELEASE OF SECURITY INTEREST
Total properties: 7
1
Patent #:
Issue Dt:
01/13/1981
Application #:
06020961
Filing Dt:
03/16/1979
Title:
IMPACT RESISTANT POLYSTYRENE BLENDS
2
Patent #:
Issue Dt:
12/29/1981
Application #:
06186965
Filing Dt:
09/15/1980
Title:
PROCESS FOR OBTAINING NARROW MOLECULAR WEIGHT DISTRIBUTION IN VINYL AROMATIC MASS POLYMERIZATION SYSTEM
3
Patent #:
Issue Dt:
09/21/1982
Application #:
06188516
Filing Dt:
09/18/1980
Title:
METHOD TO ADHERE ACRYLIC FILMS TO STYRENIC POLYMERS
4
Patent #:
Issue Dt:
03/08/1988
Application #:
06393220
Filing Dt:
06/28/1982
Title:
METHOD OF MAKING A STYRENE-TYPE POLYMER COMPOSITION COMPRISING A SUSPENSION POLYMERIZATION STEP CONDUCTED IN AN AQUEOUS SUSPENSION MEDIUM CONTAINING A COMBINATION OF POLYVINYL ALCOHOL AND WATER-SOLUBLE SULFONATED POLYSTYRENE OR WATER-SOLUBLE SULFONATED STYRENE-MALEIC ETC.
5
Patent #:
Issue Dt:
03/15/1983
Application #:
06403192
Filing Dt:
07/29/1982
Title:
METHOD OF INHIBITING POLYMERIZATION OF VINYL AROMATIC COMPOUNDS
6
Patent #:
Issue Dt:
02/23/1993
Application #:
07808099
Filing Dt:
12/16/1991
Title:
HIGH-IMPACT POLYSTYRENE
7
Patent #:
Issue Dt:
03/26/1996
Application #:
08275293
Filing Dt:
07/14/1994
Title:
APPARATUS AND PROCESS FOR BLENDING ELASTOMER PARTICLES AND SOLUTION INTO A UNIFORM MIXTURE
Assignor
1
Exec Dt:
12/31/1998
Assignee
1
500 HUNTSMAN WAY
SALT LAKE CITY, UTAH 84108
Correspondence name and address
ORRICK, HERRINGTON, & SUTCLIFFE LLP
BOLPH HELLMAN
400 SANSOME STREET
SAN FRANCISCO, CA 94111

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