Patent Assignment
Reel/Frame 003841/0420
Assignment of Assignors Interest.
Recorded: 1981-03-30
Pages: 3
Assignor
INTERNATIONAL MOBILE MACHINE INCORPORATED
Executed: 1981-03-25
Assignee
INTERNATIONAL MOBILE MACHINES CORPORATION
1 BALA AVENUE, A CORP. OF PA, BALA CYNWYD, PENNSYLVANIA
Covered Property
(1)
Portable Telephone System
Patent:
4,130,731 →
Application:
05/755,615 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Mar 18, 1993
From: INTERNATIONAL MOBILE MACHINES CORPORATION
To: INTERDIGITAL TECHNOLOGY CORPORATION
Reel/Frame 006460/0762 →
A Re-Record of an Assignment Previously Recorded on March 18, 1993 at Reel 6460, Frame 0762 to Correct the Patent Numbers.
Oct 13, 1993
From: INTERNATIONAL MOBILE MACHINES CORPORATION
To: INTERDIGITAL TECHNOLOGY CORPORATION
Reel/Frame 006721/0496 →
Corrective Cover Sheet to Correct the Conveying Party Erroneously Recorded Previously on Reel 6721 Frame 496. (See Document for Details)
Oct 19, 1994
From: INTERDIGITAL COMMUNICATIONS CORPORATION
To: INTERDIGITAL TECHNOLOGY CORPORATION
Reel/Frame 007238/0092 →