Assignment of Assignor's Interest

Recorded: 2009-12-30 Pages: 12

Assignor

NUMERICAL TECHNOLOGIES, INC.

Executed: 2009-12-16

Assignee

SYNOPSYS MERGER HOLDINGS, LLC

700 E. MIDDLEFIELD ROAD, MOUNTAIN VIEW, CALIFORNIA, 94043

Covered Properties (4)

Generating an Instance-Based Representation of a Design Hierarchy

Patent: 6,505,327 →

Application: 09/835,313 →

Publication: US 2002/0152449

Using Double Exposure Effects During Phase Shifting to Control Line End Shortening

Patent: 6,566,019 →

Application: 09/843,498 →

Publication: US 2002/0142232

Alleviating Line End Shortening in Transistor Endcaps by Extending Phase Shifters

Patent: 6,553,560 →

Application: 09/872,620 →

Publication: US 2002/0144232

Alleviating Line End Shortening by Extending Phase Shifters

Patent: 6,859,918 →

Application: 10/313,325 →

Publication: US 2003/0066038

Related Assignments (1)

Other recorded transfers of the patents in this record — the chain of ownership.