IP Library Assignment 004489/0424
Patent Assignment
Reel/Frame 004489/0424

Assignment of Assignors Interest.

Recorded: 1985-11-29 Pages: 1
Covered Property (1)
Microlithographic Reticle Positioning System
Patent: 4,667,415 →
Application: 06/802,734 →
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Apr 27, 1987
From: GCA CORPORATION, A DE. CORP.
To: BANK OF NEW ENGLAND, N.A., AS AGENT
Reel/Frame 004701/0138 →
Security Interest Feb 2, 1994
From: FLEET BANK OF MASSACHUSETTS, N.A.
To: GENERAL SIGNAL TECHNOLOGY CORPORATION
Reel/Frame 006850/0394 →
Assignment of Assignor's Interest Oct 8, 1999
From: GENERAL SIGNAL CORPORATION
To: SAC CORP.
Reel/Frame 010299/0646 →
Change of Name Oct 8, 1999
From: SAC CORP.
To: GENERAL SIGNAL CORPORATION
Reel/Frame 010299/0651 →
Assignment of Assignor's Interest Apr 13, 2000
From: SPX CORPORATION; GENERAL SIGNAL CORPORATION
To: ULTRATECH STEPPER, INC.; ULTRATECH STEPPER EAST, INC.
Reel/Frame 010742/0569 →