Patent Assignment
Reel/Frame 005875/0255
Assignment of Assignors Interest.
Recorded: 1991-09-19
Pages: 3
Assignor
SWAN, CLARENCE B.
Executed: 1991-09-18
Assignee
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
550 MADISON AVENUE, A CORP. OF NEW YORK, NEW YORK, NEW YORK, 10022-3201
Covered Property
(1)
Optical Isolator with Polarization Dispersion Correction
Application:
07/762,665 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.