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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
07/24/1979
Application #:
05772139
Filing Dt:
02/25/1977
Inventor:
DAVID W. YOUNG
Title:
COMPOSITIONS
Assignment: 1
Reel/Frame:
004572/0403Recorded: 02/14/1986Pages: 8
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/01/1986
Assignee:
ST. LOUIS, MISSOURI 63134
Correspondent:
MALLINCKRODT, INC.
675 MC DONNELL BLVD.
P.O. BOX 5840
ST. LOUIS MO 63134
Assignment: 2
Reel/Frame:
004572/0411Recorded: 02/14/1986Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
01/02/1986
Assignee:
Correspondent:
MALLINCKRODT, INC.
675 MCDONNELL BLVD.
POST OFFICE BOX 5840
ST. LOUIS, MO. 63134
Assignment: 3
Reel/Frame:
004762/0897Recorded: 09/21/1987Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
09/04/1987
Assignee:
Correspondent:
ROBERT E. WICKERSHAM
OWEN, WICKERSHAM & ERICKSON P.C.
433 CALIFORNIA ST. 11TH FLOOR
SAN FRANCISCO, CA 94104
Assignment: 4
Reel/Frame:
005602/0024Recorded: 12/24/1990Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/20/1990
Assignee:
675 MCDONNELL BOULEVARD,
ST. LOUIS,, MISSOURI
Correspondent:
JEFFREY S. BOONE
MALLINCKRODT SPECIALTY CHEMICALS COMPANY
675 MCDONNELL BLVD.
P.O. BOX 5840
ST. LOUIS, MO 63134

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