Assignment of Assignor's Interest

Recorded: 2002-02-06 Received: 2002-02-21 Pages: 3

Assignor

PIERRAT, CHRISTOPHE

Executed: 2002-02-01

Assignee

NUMERICAL TECHNOLOGIES, INC.

70 W. PLUMERIA DRIVE, SAN JOSE, CA, 95134, UNITED STATES

Covered Properties (2)

Phase Shift Masking for Complex Patterns with Proximity Adjustments

Application: 10/068,513 →

Thread Cutter

Application: 09/992,153 →