Patent Assignment
Reel/Frame 008663/0781
Corrected Cover Letter: Id No. 100464815
Recorded: 1997-07-02
Pages: 5
Assignee
SOUTHWESTERN BELL TECHNOLOGY RESOURCES, INC.
9505 ARBORETUM BOULEVARD, AUSTIN, TEXAS, 78759
Covered Property
(1)
Apparatus and Method for Managing Telephony-Based Services
Patent:
5,920,618 →
Application:
08/758,518 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.