Patent Assignment
Reel/Frame 026086/0259
Assignment of Assignor's Interest
Recorded: 2011-04-06
Pages: 3
Assignor
BELL-NORTHERN RESEARCH LTD.
Executed: 1997-12-04
Assignee
NORTHERN TELECOM LIMITED
P.O. BOX 6123, STATION A, MONTREAL, QUEBEC, H3C 3J5, CANADA
Covered Properties
(2)
Telephone Handset with Enhanced Handset/Handsfree Receiving and Alerting Audio Quality
Patent:
6,144,738 →
Application:
09/158,818 →
Telephone handset with enhanced handset/handsfree receiving and alerting audio quality
Patent:
6,324,284 →
Application:
09/630,568 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 6, 2011
From: HAWKER, LARRY E.; DOLEZAL, WALTER
To: BELL-NORTHERN RESEARCH LTD.
Reel/Frame 026086/0239 →
Change of Name
Apr 7, 2011
From: NORTHERN TELECOM LIMITED
To: NORTEL NETWORKS CORPORATION
Reel/Frame 026099/0833 →
Assignment of Assignor's Interest
Oct 28, 2011
From: NORTEL NETWORKS LIMITED
To: ROCKSTAR BIDCO, LP
Reel/Frame 027164/0356 →
Assignment of Assignor's Interest
Jul 25, 2012
From: ROCKSTAR BIDCO, LP
To: APPLE INC.
Reel/Frame 028639/0746 →
Assignment of Assignor's Interest
Jul 29, 2012
From: ROCKSTAR BIDCO, LP
To: APPLE INC.
Reel/Frame 028666/0412 →