Patent Assignment
Reel/Frame 003873/0858
Assignment of Assignors Interest.
Recorded: 1981-03-19
Pages: 2
Assignee
BELL TELEPHONE LABORATORIES INCORPORATED
600 MOUNTAIN AVE., A CORP. OF NY., MURRAY HILL, NEW JERSEY, 07974
Covered Property
(1)
Method for Manufacturing Birefringent Integrated Optics Devices
Patent:
4,400,052 →
Application:
06/245,628 →
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 OPTOELECTRONICS GUARDIAN CORP. (DE CORPORATION)
To: CHASE MANHATTAN BANK, AS ADMINISTRATIVE AGENT, THE
Reel/Frame 011692/0475 →
Assignment of Assignor's Interest
May 21, 2001
From: LUCENT TECHNOLOGIES INC.
To: AGERE SYSTEMS OPTOELECTRONICS GUARDIAN CORP.
Reel/Frame 011821/0649 →
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 OPTOELECTRONICS GUARDIAN CORP.
Reel/Frame 013392/0343 →