IP Library › Assignment 013637/0152
Patent Assignment
Reel/Frame 013637/0152

Assignment of Assignor's Interest

Recorded: 2002-12-31 Pages: 3
Assignor
BEAUDETTE, KEVIN A.
Executed: 2002-12-31
Assignee
NUMERICAL TECHNOLOGIES, INC.
70 WEST PLUMERIA DRIVE, SAN JOSE, CALIFORNIA, 95134-2134
Covered Property (1)
Method and Apparatus for Creating a Phase-Shifting Mask for a Photolithographic Process
Patent: 6,823,503 →
Application: 10/334,566 →
Publication: US 2004/0128642
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 023679/0347 →