IP Library › Assignment 020522/0176
Patent Assignment
Reel/Frame 020522/0176

Assignment of Assignor's Interest

Recorded: 2008-02-18 Pages: 2
Assignors
BERRY, CHRISTOPHER J.
Executed: 2008-02-15
BOWEN, MICHAEL ALEXANDER
Executed: 2008-02-18
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property (1)
Method for Simplifying Tie Net Modeling for Router Performance
Patent: 7,921,399 →
Application: 12/032,823 →
Publication: US 2009/0210850
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 →