Patent Assignment
Reel/Frame 006917/0243
Assignment of Assignor's Interest
Recorded: 1994-03-11
Pages: 3
Assignor
PARTRIDGE, B. WARING, III
Executed: 1994-03-08
Assignee
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013-2412
Covered Property
(1)
Selective Screening of Incoming Calls for Cellular Telephone Systems
Patent:
5,473,671 →
Application:
08/212,547 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.