IP Library Assignment 012923/0678
Patent Assignment
Reel/Frame 012923/0678

Assignment of Assignor's Interest

Recorded: 2002-05-24 Pages: 5
Assignors
PIERRAT, CHRISTOPHE
Executed: 2002-05-03
COTE, MICHEL LUC
Executed: 2002-05-03
Assignee
NUMERICAL TECHNOLOGIES, INC.
70 W. PLUMERIA DRIVE, SAN JOSE, CALIFORNIA, 95134
Covered Property (1)
Cost functions and gate CD reduction in phase shifting photolithographic masks
Application: 60/325,689 →
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 23, 2009
From: NUMERICAL TECHNOLOGIES, INC.
To: SYNOPSYS MERGER HOLDINGS LLC
Reel/Frame 023697/0245 →