Patent Assignment
Reel/Frame 041858/0001
Change of Name
Recorded: 2017-03-02
Pages: 6
Assignor
NORTEL MATRA CELLULAR
Executed: 2000-01-07
Assignee
NORTEL NETWORKS SA
1, PLACE DES FRERES MONTGOLFIER, GUYANCOURT CEDEX 9, F-78280, FRANCE
Covered Property
(1)
Time-Weighted Transmission Channel Estimation
Patent:
6,671,313 →
Application:
09/402,956 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 21, 2011
From: NORTEL MATRA CELLULAR
To: NORTEL NETWORKS SA
Reel/Frame 025676/0466 →
Assignment of Assignor's Interest
Oct 28, 2011
From: NORTEL NETWORKS, S.A.
To: ROCKSTAR BIDCO, LP
Reel/Frame 027140/0307 →
Assignment of Assignor's Interest
Mar 12, 2013
From: ROCKSTAR BIDCO, LP
To: MICROSOFT CORPORATION
Reel/Frame 029972/0256 →
Assignment of Assignor's Interest
Dec 9, 2014
From: MICROSOFT CORPORATION
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 034541/0001 →