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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
06/26/1990
Application #:
07421560
Filing Dt:
10/13/1989
Inventor:
HOBE SCHROEDER
Title:
PURIFICATION OF CRUDE ISOPHTHALIC ACID
Assignment: 1
Reel/Frame:
005175/0764Recorded: 11/06/1989Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
10/12/1989
Assignee:
A CORP. OF IN
CHICAGO, ILLINOIS
Correspondent:
AMOCO CORP., PATENTS AND LICENSING
DEPT., MAIL CODE 1907A
200 EAST RANDOLPH DRIVE
P. O. BOX 87703
CHICAGO, IL 60680-0703
Assignment: 2
Reel/Frame:
014653/0546Recorded: 05/21/2004Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/31/1998
Assignee:
4101 WINFIELD ROAD
WARRENVILLE, ILLINOIS 60555
Correspondent:
BP AMERICA INC.
CAROL A. WILSON
BP LEGAL
4101 WINFIELD ROAD, MAIL CODE 5 EAST
WARRENVILLE, IL 60555
Assignment: 3
Reel/Frame:
014653/0473Recorded: 05/26/2004Pages: 6
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/01/2001
Assignee:
4101 WINFIELD ROAD
MAIL CODE 5 EAST
WARRENVILLE, ILLINOIS 60555
Correspondent:
CAROL A. WILSON
4101 WINFIELD ROAD
MAIL CODE 5 EAST
WARRENVILLE, IL 60555
Assignment: 4
Reel/Frame:
014920/0249Recorded: 07/30/2004Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/28/2004
Assignee:
4111 EAST 37TH STREET NORTH
WICHITA, KANSAS 67220
Correspondent:
CAROL A. WILSON
4101 WINFIELD ROAD
MAIL CODE 5 EAST
WARRENVILLE, IL 60555

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