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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
03/25/1980
Application #:
05726388
Filing Dt:
09/27/1976
Inventor:
RAMSEY GORDON CAMPBELL
Title:
REMOVAL OF RADIOACTIVE LEAD AND POLONIUM FROM TOBACCO
Assignment: 1
Reel/Frame:
004408/0201Recorded: 06/03/1985Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/08/1985
Assignee:
1405 CAMPUS DRIVE
BERKELEY, CALIFORNIA 94708
Correspondent:
EDITH A. RICE
STAUFFER CHEMICAL CO.
1200 SO. 47TH ST.
RICHMOND, CALIF. 94804
Assignment: 2
Reel/Frame:
005197/0025Recorded: 08/18/1989Pages: 21
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/15/1989
Assignee:
WILMINGTON,, DELAWARE 19897
Correspondent:
DENIS A. POLYN
1200 SOUTH 47TH STREET
RICHMOND, CA 94804

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