IP Library › Assignment 020923/0601
Patent Assignment
Reel/Frame 020923/0601

Assignment of Assignor's Interest

Recorded: 2008-05-09 Pages: 5
Assignors
CHADWICK, LAURA S.
Executed: 2008-04-17
CULP, JAMES A.
Executed: 2008-04-18
HATHAWAY, DAVID J.
Executed: 2008-04-22
POLSON, ANTHONY D.
Executed: 2008-04-15
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 11530
Covered Property (1)
Integrated Circuit with Uniform Polysilicon Perimeter Density, Method and Design Structure
Patent: 7,849,433 →
Application: 12/117,771 →
Publication: US 2009/0278222
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 →