Patent Assignment
Reel/Frame 023689/0138
Assignment of Assignor's Interest
Recorded: 2009-12-22
Pages: 12
Assignor
NUMERICAL TECHNOLOGIES, INC.
Executed: 2009-12-16
Assignee
SYNOPSYS MERGER HOLDINGS LLC
700 E. MIDDLEFIELD ROAD, MOUNTAIN VIEW, CALIFORNIA, 94043
Covered Property
(1)
Phase Shift Masking for Complex Patterns with Proximity Adjustments
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.