Patent Assignment
Reel/Frame 038036/0351
Assignment of Assignor's Interest
Recorded: 2016-03-18
Pages: 3
Assignor
SPRINGETT, PHILLIP JAMES
Executed: 2013-05-02
Assignee
METASWITCH NETWORKS LTD
100 CHURCH STREET, ENFIELD, MIDDLESEX, EN2 6BQ, UNITED KINGDOM
Covered Property
(1)
Communication Session Processing
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 18, 2016
From: GIBBS, CHRISTOPHER RICHARD
To: METASWITCH NETWORKS LTD
Reel/Frame 038036/0266 →
Assignment of Assignor's Interest
Mar 18, 2016
From: NICOLSON, OLIVER FAIRLESS
To: METASWITCH NETWORKS LTD
Reel/Frame 038036/0298 →
Assignment of Assignor's Interest
Mar 18, 2016
From: CARTER, OLIVER JAMES
To: METASWITCH NETWORKS LTD
Reel/Frame 038177/0810 →
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: METASWITCH NETWORKS LTD.
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 075578/0155 →
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 →