IP Library Assignment 014686/0797
Patent Assignment
Reel/Frame 014686/0797

Assignment of Assignor's Interest

Recorded: 2003-11-10 Pages: 7
Assignors
ZHANG, LI
Executed: 1999-10-26
CASANOVA, JEFFREY P.
Executed: 1999-10-27
BLACKBURN, ALAN R.
Executed: 1999-10-26
COLLICOTT, ROBERT B.
Executed: 1999-10-26
Assignee
BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
824 MARKET STREET, SUITE 901, WILMINGTON, DELAWARE, 19801
Covered Property (1)
Method and Apparatus for Providing Internet Call Waiting with Voice Over Internet Protocol
Patent: 7,342,919 →
Application: 10/703,531 →
Publication: US 2004/0090954
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 11, 2007
From: BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
To: PHASE SYSTEMS LLC
Reel/Frame 019407/0079 →
Merger Aug 14, 2014
From: PHASE SYSTEMS LLC
To: INTELLECTUAL VENTURES I LLC
Reel/Frame 033539/0534 →
Assignment of Assignor's Interest Jan 5, 2020
From: INTELLECTUAL VENTURES ASSETS 161 LLC
To: HANGER SOLUTIONS, LLC
Reel/Frame 052159/0509 →
Assignment of Assignor's Interest Feb 17, 2020
From: INTELLECTUAL VENTURES I LLC
To: INTELLECTUAL VENTURES ASSETS 161 LLC
Reel/Frame 051945/0001 →