IP Library › Assignment 043798/0205
Patent Assignment
Reel/Frame 043798/0205

Assignment of Assignor's Interest

Recorded: 2017-10-05 Pages: 3
Assignor
TREGENZA DANCER, COLIN
Executed: 2012-07-04
Assignee
METASWITCH NETWORKS LTD.
100 CHURCH STREET, ENFIELD, EN2 6BQ, UNITED KINGDOM
Covered Property (1)
Telephony Equipment Migration
Patent: 9,877,087 →
Application: 15/063,877 →
Publication: US 2016/0192038
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 →