Patent Assignment
Reel/Frame 058900/0769
Assignment of Assignor's Interest
Recorded: 2022-02-06
Pages: 5
Assignor
MITEL CLOUD SERVICES, INC.
Executed: 2022-01-28
Assignee
RINGCENTRAL INC.
20 DAVIS DRIVE, BELMONT, CALIFORNIA, 94002
Covered Properties
(2)
Cloud-Based Acoustic Echo Canceller
Cloud-Based Acoustic Echo Canceller
Related Assignments
(15)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 11, 2017
From: SCHULZ, DIETER
To: MITEL NETWORKS CORPORATION
Reel/Frame 044351/0170 →
Change of Name
Dec 6, 2018
From: MLN ACQUISITIONCO ULC
To: MITEL NETWORKS ULC
Reel/Frame 047694/0607 →
Assignment of Assignor's Interest
Dec 6, 2018
From: MITEL NETWORKS ULC
To: MITEL CLOUD SERVICES, INC.
Reel/Frame 047694/0721 →
Merger and Change of Name
Dec 6, 2018
From: MITEL NETWORKS CORPORATION; MLN ACQUISITIONCO ULC
To: MLN ACQUISITIONCO ULC
Reel/Frame 047734/0714 →
Security Interest
Dec 13, 2018
From: MITEL CLOUD SERVICES, INC.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 047772/0330 →
Security Interest
Dec 13, 2018
From: MITEL CLOUD SERVICES, INC.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 047772/0355 →
Assignment of Assignor's Interest
Sep 27, 2019
From: SCHULZ, DIETER
To: MITEL NETWORKS CORPORATION
Reel/Frame 050521/0441 →
Change of Name
Sep 27, 2019
From: MLN ACQUISITIONCO ULC
To: MITEL NETWORKS ULC
Reel/Frame 050522/0231 →
Assignment of Assignor's Interest
Sep 27, 2019
From: MITEL NETWORKS ULC
To: MITEL CLOUD SERVICES, INC.
Reel/Frame 050522/0587 →
Merger and Change of Name
Sep 27, 2019
From: MITEL NETWORKS CORPORATION; MLN ACQUISITIONCO ULC
To: MLN ACQUISITIONCO ULC
Reel/Frame 050580/0944 →
Release of Security Interest
Jan 19, 2022
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
To: MITEL CLOUD SERVICES, INC.
Reel/Frame 058698/0085 →
Release of Security Interest
Jan 19, 2022
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
To: MITEL CLOUD SERVICES, INC.
Reel/Frame 058698/0162 →
Security Interest
Feb 14, 2023
From: RINGCENTRAL, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 062973/0194 →
Release of Security Interest
Oct 16, 2024
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: RINGCENTRAL, INC.
Reel/Frame 068917/0024 →
Release of Security Interest
Jun 24, 2025
From: ANKURA TRUST COMPANY, LLC
To: MITEL (DELAWARE), INC.; MITEL COMMUNICATIONS, INC.; MITEL CLOUD SERVICES, INC.; MITEL NETWORKS, INC.
Reel/Frame 071722/0721 →