Patent Assignment
Reel/Frame 019756/0421
Assignment of Assignor's Interest
Recorded: 2007-08-28
Pages: 7
Assignors
GERNHOEFER, VEIT
Executed: 2007-08-21
GRAY, MICHAEL S.
Executed: 2007-08-21
HIBBELER, JASON D.
Executed: 2007-08-21
WALKER, ROBERT F.
Executed: 2007-08-21
WHEELER, BRUCE C.
Executed: 2007-08-21
GUZOWSKI, MATTHEW T.
Executed: 2007-08-21
RUNYON, STEPHEN L.
Executed: 2007-08-21
Assignee
INTERNATIONAL BUSINESSS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
Layout Optimization Using Parameterized Cells
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 1, 2013
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: MENTOR GRAPHICS CORPORATION
Reel/Frame 029733/0156 →
Merger and Change of Name
Jun 16, 2021
From: MENTOR GRAPHICS CORPORATION; SIEMENS INDUSTRY SOFTWARE INC.
To: SIEMENS INDUSTRY SOFTWARE INC.
Reel/Frame 056597/0234 →