Patent Assignment
Reel/Frame 004130/0939
Assignment of Assignors Interest.
Recorded: 1983-05-13
Pages: 1
Assignor
WITKIN, ANDREW P.
Executed: 1983-05-10
Covered Property
(1)
Scale-Space Filtering
Patent:
4,658,372 →
Application:
06/494,194 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 16, 1987
From: FAIRCHILD SEMICONDUCTOR CORPORATION
To: SCHLUMBERGER SYSTEMS AND SERVICES, INC.
Reel/Frame 004821/0860 →
Assignment of Assignor's Interest
Aug 5, 1996
From: FAIRCHILD SEMICONDUCTOR CORPORATION
To: NATIONAL SEMICONDUCTOR CORPORATION
Reel/Frame 008059/0846 →
Assignment of Assignor's Interest
Aug 30, 1999
From: NATIONAL SEMICONDUCTOR CORPORATION
To: SCHLUMBERGER SYSTEMS AND SERVICES, INC.
Reel/Frame 010197/0380 →