Patent Assignment
Reel/Frame 022159/0479
Assignment of Assignor's Interest
Recorded: 2009-01-27
Pages: 6
Assignors
BOBOK, GABOR
Executed: 2008-12-03
ROESNER, WOLFGANG
Executed: 2008-12-04
WILLIAMS, DEREK E
Executed: 2008-12-04
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
Selective Compilation of a Simulation Model in View of Unavailable Higher Level Signals
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 18, 2021
From: MENTOR GRAPHICS CORPORATION; SIEMENS INDUSTRY SOFTWARE INC.
To: SIEMENS INDUSTRY SOFTWARE INC.
Reel/Frame 057261/0545 →