IP Library › Assignment 014028/0471
Patent Assignment
Reel/Frame 014028/0471

Assignment of Assignor's Interest

Recorded: 2003-04-29 Pages: 2
Assignor
LIU, HUA-YU
Executed: 2003-04-28
Assignee
NUMERICAL TECHNOLOGIES, INC.
700 E. MIDDLEFIELD ROAD, MOUNTAIN VIEW, CALIFORNIA, 94043-4033
Covered Property (1)
Cell Library That Can Automatically Avoid Forbidden Pitches
Patent: 7,251,377 →
Application: 10/426,545 →
Publication: US 2004/0218831
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 4, 2005
From: SYNOPSYS MERGER HOLDINGS LLC
To: SYNOPSYS, INC.
Reel/Frame 015653/0738 →
Assignment of Assignor's Interest Dec 21, 2009
From: NUMERICAL TECHNOLOGIES, INC.
To: SYNOPSYS MERGER HOLDINGS LLC
Reel/Frame 023683/0930 →