Patent Assignment
Reel/Frame 005490/0420
Assignment of Assignors Interest.
Recorded: 1990-10-24
Pages: 3
Assignors
ZICKER, ROBERT G.
Executed: 1990-10-22
CAO, THANH H.
Executed: 1990-10-19
BORKOWSKI, DANIEL G.
Executed: 1990-10-19
PLOUFF, DONALD A.
Executed: 1990-10-19
BROWN, PHILLIP D. JR.
Executed: 1990-10-18
Assignee
GTE MOBILE COMMUNICATIONS SERVICE CORPORATION, A CORP. OF DELAWARE
616 FM 1960 WEST, SUITE 400, HOUSTON, TEXAS, 77090
Covered Property
(1)
Cellular Radiotelephone Credit Card Paystation Method
Patent:
5,144,649 →
Application:
07/602,698 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.