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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
06/25/1991
Application #:
07364280
Filing Dt:
06/12/1989
Inventor:
RICHARD C. WEIL
Title:
BIODETERIABLE PLASTICS & BLENDS
Assignment: 1
Reel/Frame:
005088/0966Recorded: 06/12/1989Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/06/1989
Assignee:
Correspondent:
WILLIAM L. KRAYER
ARISTECH CHEMICAL CORPORATION
600 GRANT STREET
PITTSBURGH, PA 15230-0250
Assignment: 2
Reel/Frame:
005294/0818Recorded: 05/04/1990Pages: 12
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/18/1990
Assignee:
Correspondent:
MAYER, BROWN & PLATT
2000 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:
012665/0008Recorded: 03/05/2002Pages: 11
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/25/2002
Assignee:
1801 MARKET STREET
PHILADELPHIA, PENNSYLVANIA 19103
Correspondent:
BUCHANAN INGERSOLL P.C.
ROBERT A. KOONS, JR.
1835 MARKET STREET
14TH FLOOR
PHILADELPHIA, PA 19103-2985

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