IP Library › Assignment 049019/0643
Patent Assignment
Reel/Frame 049019/0643

Assignment of Assignor's Interest

Recorded: 2019-04-29 Pages: 4
Assignors
RITCHIE, BENJAMIN
Executed: 2019-03-04
COURT, DAVID
Executed: 2019-03-11
Assignee
METASWITCH NETWORKS LTD.
100 CHURCH STREET, MIDDLESEX, ENFIELD, EN2 6BQ, UNITED KINGDOM
Covered Property (1)
Processing Signalling Relating to a Telephony Session
Application: 16/250,967 →
Publication: US 2019/0230217
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 →