IP Library › Assignment 021161/0331
Patent Assignment
Reel/Frame 021161/0331

Assignment of Assignor's Interest

Recorded: 2008-06-27 Pages: 2
Assignors
LADIN, KARL L.
Executed: 2008-05-15
UNTERBORN, ERIK S.
Executed: 2008-05-14
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property (1)
Methods, Systems and Computer Program Products for Layout Device Matching Driven by a Schematic Editor
Patent: 7,949,989 →
Application: 12/147,169 →
Publication: US 2009/0327988
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 →