Patent Assignment
Reel/Frame 043071/0200
Assignment of Assignor's Interest
Recorded: 2017-06-30
Pages: 8
Assignors
MAIRS, CHRIS
Executed: 2015-01-27
COOK, ALAN
Executed: 2015-02-06
ROWLAND, JON
Executed: 2015-01-22
LEE, LIONEL JAMES JEROME
Executed: 2015-05-07
CURRIE, DOUG
Executed: 2015-01-26
Assignee
METASWITCH NETWORKS LTD
100 CHURCH STREET, ENFIELD, MIDDLESEX, EN2 6BQ, UNITED KINGDOM
Covered Property
(1)
Methods and Apparatus for Transferring an Established Communication Session in a Telecommunications Network
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
May 6, 2025
From: ALIANZA, INC.; METASWITCH NETWORKS LTD
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 071191/0228 →
Assignment of Assignor's Interest
May 13, 2026
From: MICROSOFT TECHNOLOGY LICENSING, LLC
To: ALIANZA, INC.
Reel/Frame 075645/0892 →
Change of Name
May 13, 2026
From: ALIANZA, INC.
To: ALIANZA, LLC
Reel/Frame 075646/0037 →
Assignment of Assignor's Interest
May 13, 2026
From: METASWITCH NETWORKS LTD.
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 075578/0155 →