Patent Assignment
Reel/Frame 029215/0997
Assignment of Assignor's Interest
Recorded: 2012-10-31
Pages: 3
Assignor
LAWN, JONATHAN
Executed: 2012-10-23
Assignee
METASWITCH NETWORKS LTD
100 CHURCH STREET, ENFIELD, EN2 6BQ, UNITED KINGDOM
Covered Property
(1)
SIP Media Retry
Related Assignments
(3)
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 →