Patent Assignment
Reel/Frame 003912/0983
Assignment of Assignors Interest.
Recorded: 1981-08-24
Pages: 2
Assignee
BELL TELEPHONE LABORATORIES, INCORPORATED
600 MOUNTAIN AVE., A CORP. OF N.Y., MURRAY HILL, NEW JERSEY, 07974
Covered Property
(1)
Apparatus and Method for Plasma-Assisted Etching of Wafers
Patent:
4,419,201 →
Application:
06/295,531 →
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 →