IP Library Assignment 006529/0097
Patent Assignment
Reel/Frame 006529/0097

Assignment of Assignors Interest.

Recorded: 1993-04-23 Pages: 3
Assignor
ROVIK, JEFFREY ALLAN
Executed: 1993-04-23
Assignee
AMERICAN TELEPHONE & TELEGRAPH CO.
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013-2412
Covered Property (1)
Method and Apparatus for Ringing Telephone Stations
Patent: 5,406,623 →
Application: 08/054,662 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 9, 2000
From: COMBUSTION ENGINEERING, INC.
To: ABB ALSTOM POWER INC.
Reel/Frame 010785/0407 →
Assignment of Assignor's Interest Sep 5, 2000
From: COMBUSTION ENGINEERING, INC.
To: ABB ALSTOM POWER INC.
Reel/Frame 011064/0633 →