Patent Assignment
Reel/Frame 025830/0166
Assignment of Assignor's Interest
Recorded: 2011-02-18
Pages: 9
Assignors
KUNG, FEN-CHUNG
Executed: 1999-12-23
RUSSEL, JESSE EUGENE
Executed: 1999-12-23
SANKALIA, ANISH
Executed: 1999-12-27
WALKER, HOPETON S.
Executed: 1999-12-28
WANG, SPENCER C.
Executed: 1999-12-23
Assignee
AT&T CORP.
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013-2412
Covered Properties
(2)
System with Call Forward Profile
Patent:
7,496,190 →
Application:
11/133,030 →
System with Call Forward Profile
Related Assignments
(16)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 17, 2010
From: AT&T CORP.
To: AT&T PROPERTIES, LLC
Reel/Frame 025000/0187 →
Assignment of Assignor's Interest
Sep 18, 2010
From: AT&T PROPERTIES, LLC
To: AT&T INTELLECTUAL PROPERTY II, L.P.
Reel/Frame 025008/0062 →
Assignment of Assignor's Interest
Nov 10, 2010
From: AT&T INTELLECTUAL PROPERTY II, L.P.
To: SHORETEL, INC.
Reel/Frame 025345/0643 →
Security Interest
Oct 23, 2014
From: SHORETEL, INC.
To: SILICON VALLEY BANK
Reel/Frame 034038/0741 →
Security Interest
Sep 25, 2017
From: SHORETEL, INC.
To: CITIZENS BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 043829/0711 →
Release of Security Interest
Sep 25, 2017
From: SILICON VALLEY BANK
To: SHORETEL, INC.
Reel/Frame 043993/0430 →
Assignment of Assignor's Interest
Aug 17, 2018
From: AT&T CORP.
To: AT&T PROPERTIES, LLC
Reel/Frame 046858/0243 →
Assignment of Assignor's Interest
Aug 17, 2018
From: AT&T PROPERTIES, LLC
To: AT&T INTELLECTUAL PROPERTY II. L.P.
Reel/Frame 046858/0271 →
Merger and Change of Name
Aug 17, 2018
From: SHORETEL, INC.; MITEL NETWORKS, INC.
To: SHORETEL, INC.
Reel/Frame 046857/0384 →
Change of Name
Aug 17, 2018
From: SHORETEL, INC.
To: MITEL NETWORKS, INC.
Reel/Frame 046957/0381 →
Release of Security Interest
Dec 3, 2018
From: CITIZENS BANK, N.A., AS ADMINISTRATIVE AGENT
To: SHORETEL, INC.
Reel/Frame 047713/0843 →
Security Interest
Dec 13, 2018
From: MITEL NETWORKS, INC.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 047909/0814 →
Security Interest
Dec 13, 2018
From: MITEL NETWORKS, INC.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 047988/0478 →
Notice of Succession of Agency - 4L
Jan 14, 2025
From: UBS AG, STAMFORD BRANCH, AS LEGAL SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: ANKURA TRUST COMPANY, LLC
Reel/Frame 069896/0827 →
Notice of Succession of Agency - 5L
Jan 14, 2025
From: UBS AG, STAMFORD BRANCH, AS LEGAL SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: ANKURA TRUST COMPANY, LLC
Reel/Frame 069897/0046 →
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 →