IP Library Assignment 003933/0286
Patent Assignment
Reel/Frame 003933/0286

Assignment of Assignors Interest.

Recorded: 1981-12-11 Pages: 2
Assignors
WARD, BILLY W.
Executed: 1981-09-09
WELLS, WILLIAM D.
Executed: 1981-09-09
Assignee
Covered Property (1)
Hybrid Moving Stage and Rastered Electron Beam Lithography System Employing Approximate Correction Circuit
Patent: 4,424,450 →
Application: 06/299,681 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 10, 1999
From: VARIAN ASSOCIATES, INC.
To: VARIAN SEMICONDUCTOR EQUIPMENT ASSOCIATES, INC.
Reel/Frame 010024/0960 →