Patent Assignment
Reel/Frame 003875/0003
Assignment of Assignors Interest.
Recorded: 1981-03-27
Pages: 2
Assignee
BELL TELEPHONE LABORATORIES, INCORPORATED, A CORP. OF NY.
600 MOUNTAIN AVE., MURRAY HILL, NEW JERSEY, 07974
Covered Property
(1)
Method of Preparing Semiconductor Surfaces
Patent:
4,380,490 →
Application:
06/248,549 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Conditional Assignment of and Security Interest in Patent Rights
Apr 5, 2001
From: AGERE SYSTEMS GUARDIAN CORP. (DE CORPORATION)
To: CHASE MANHATTAN BANK, AS ADMINISTRATIVE AGENT, THE
Reel/Frame 011667/0148 →
Assignment of Assignor's Interest
May 18, 2001
From: LUCENT TECHNOLOGIES INC.
To: AGERE SYSTEMS GUARDIAN CORP.
Reel/Frame 011796/0615 →
Termination and Release of Security Interest in Patent Rights
Oct 22, 2002
From: JPMORGAN CHASE BANK (F/K/A THE CHASE MANHATTAN BANK)
To: AGERE SYSTEMS GUARDIAN CORP.
Reel/Frame 013372/0662 →