IP Library › Assignment 013508/0111
Patent Assignment
Reel/Frame 013508/0111

Assignment of Assignor's Interest

Recorded: 2002-11-14 Pages: 2
Assignor
PIERRAT, CHRISTOPHE
Executed: 2002-11-13
Assignee
NUMERICAL TECHNOLOGIES, INC.
70 W. PLUMERIA DRIVE, SAN JOSE, CALIFORNIA, 95134-2134
Covered Property (1)
Full Phase Shifting Mask in Damascene Process
Patent: 6,866,971 →
Application: 10/295,575 →
Publication: US 2003/0068566
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 →
Confirmation of Assignment Jan 13, 2010
From: NUMERICAL TECHNOLOGIES, INC.
To: SYNOPSYS MERGER HOLDINGS LLC
Reel/Frame 023774/0882 →