Patent Assignment
Reel/Frame 004998/0186
Assignment of Assignors Interest.
Recorded: 1988-08-15
Pages: 1
Assignor
GOSIS, ANATOLY
Executed: 1988-04-05
Covered Property
(1)
Automatic Workpiece Thickness Control for Dual Lapping Machines
Patent:
4,860,498 →
Application:
07/231,969 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 25, 1991
From: GENERAL SIGNAL CORPORATION, A CORP. OF NY
To: SPEEDFAM CORPORATION, 509 NORTH THIRD AVE., DES PLAINES, IL 60016 A CORP. OF IL
Reel/Frame 005610/0747 →
Merger
Jul 16, 1999
From: SPEEDFAM CORPORATION
To: SPEEDFAM-IPEC CORPORATION
Reel/Frame 010078/0150 →