Patent Assignment
Reel/Frame 003829/0279
Assignment of Assignors Interest.
Recorded: 1981-02-17
Pages: 1
Assignor
GALIE LOUIS M.
Executed: 1981-01-16
Assignee
SYSTEM DEVELOPMENT CORPORATION.
2500 COLORADO AVE., A CORP. OF DE., SANTA MONICA, CALIFORNIA, 90106
Covered Property
(1)
Method and Means for Interrogating a Layered Data Base
Patent:
4,422,158 →
Application:
06/210,961 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Oct 28, 1985
From: SYSTEM DEVELOPMENT CORPORATION
To: BURROUGHS SYSTEM DEVELOPMENT CORPORATION, A CORP. OF DE.
Reel/Frame 004472/0777 →
Assignment of Assignors Interest.
Oct 8, 1987
From: SYSTEM DEVELOPMENT CORPORATION, A DE. CORP.
To: UNISYS CORPORATION, BURROUGHS PLACE, DETROIT, MICHIGAN A CORP. OF DE.
Reel/Frame 004810/0630 →
Assignment of Assignors Interest.
May 12, 1988
From: SYSTEM DEVELOPMENT CORPORATION, A CORP. OF DE
To: UNISYS CORPORATION, A CORP. OF DE
Reel/Frame 004873/0468 →