IP Library Assignment 025753/0542
Patent Assignment
Reel/Frame 025753/0542

Assignment of Assignor's Interest

Recorded: 2011-02-01 Pages: 3
Assignor
SYLVAIN, DANY
Executed: 2011-01-20
Assignee
GENBAND US LLC
3605 E. PLANO PKWY., SUITE 100, PLANO, TEXAS, 75074
Covered Property (1)
Method for Augmenting a Voice Call
Patent: 9,237,239 →
Application: 12/860,588 →
Publication: US 2012/0045046
Related Assignments (10)
Other recorded transfers of the patent in this record — the chain of ownership.
Patent Security Agreement Jul 6, 2016
From: GENBAND US LLC
To: SILICON VALLEY BANK, AS ADMINISTRATIVE AGENT
Reel/Frame 039269/0234 →
Release and Reassignment of Patents Jul 7, 2016
From: COMERICA BANK, AS AGENT
To: GENBAND US LLC
Reel/Frame 039280/0467 →
Corrective Assignment to Correct Patent No. 6381239 Previously Recorded at Reel: 039269 Frame: 0234. Assignor(S) Hereby Confirms the Patent Security Agreement. Jan 3, 2017
From: GENBAND US LLC
To: SILICON VALLEY BANK, AS ADMINISTRATIVE AGENT
Reel/Frame 041422/0080 →
Termination and Release of Patent Security Agreement Dec 29, 2017
From: SILICON VALLEY BANK, AS ADMINISTRATIVE AGENT
To: GENBAND US LLC
Reel/Frame 044986/0303 →
Security Interest Jan 2, 2018
From: GENBAND US LLC; SONUS NETWORKS, INC.
To: SILICON VALLEY BANK, AS ADMINISTRATIVE AGENT
Reel/Frame 044978/0801 →
Security Interest Mar 3, 2020
From: RIBBON COMMUNICATIONS OPERATING COMPANY, INC.
To: CITIZENS BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 052076/0905 →
Merger Jul 15, 2020
From: GENBAND US LLC
To: RIBBON COMMUNICATIONS OPERATING COMPANY, INC.
Reel/Frame 053223/0260 →
Termination and Release of Patent Security Agreement at R/F 044978/0801 Dec 6, 2021
From: SILICON VALLEY BANK, AS ADMINISTRATIVE AGENT
To: RIBBON COMMUNICATIONS OPERATING COMPANY, INC. (F/K/A GENBAND US LLC AND SONUS NETWORKS, INC.)
Reel/Frame 058949/0497 →
Release of Security Interest Jun 24, 2024
From: CITIZENS BANK, N.A.
To: RIBBON COMMUNICATIONS OPERATING COMPANY, INC. (F/K/A GENBAND US LLC AND SONUS NETWORKS, INC.)
Reel/Frame 067822/0433 →
Short-Form Patents Security Agreement Sep 5, 2024
From: RIBBON COMMUNICATIONS OPERATING COMPANY, INC.
To: HPS INVESTMENT PARTNERS, LLC, AS ADMINISTRATIVE AGENT
Reel/Frame 068857/0290 →