Patent Assignment
Reel/Frame 016333/0561
Assignment of Assignor's Interest
Recorded: 2005-02-25
Pages: 2
Assignor
COLUNGA, ELIZABETH ANITA
Executed: 2005-02-25
Assignee
MCI, INC.
22001 LOUDOUN COUNTY PARKWAY, ASHBURN, VIRGINIA, 20147
Covered Property
(1)
Systems and Methods for Providing 9-1-1 Services to Nomadic Internet Telephony Callers
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Apr 9, 2008
From: MCI, INC.
To: MCI, LLC
Reel/Frame 020778/0063 →
Change of Name
Apr 9, 2008
From: MCI, LLC
To: VERIZON BUSINESS GLOBAL LLC
Reel/Frame 020779/0388 →
Assignment of Assignor's Interest
Jul 19, 2011
From: VERIZON BUSINESS GLOBAL LLC
To: VERIZON PATENT AND LICENSING INC.
Reel/Frame 026610/0880 →
Assignment of Assignor's Interest
Sep 12, 2011
From: VERIZON PATENT AND LICENSING INC.
To: PLATEAU INVESTMENTS B.V. LLC
Reel/Frame 026891/0212 →
Merger
Feb 10, 2012
From: PLATEAU INVESTMENTS B.V. LLC
To: INTELLECTUAL VENTURES II LLC
Reel/Frame 027684/0411 →
Assignment of Assignor's Interest
Aug 18, 2025
From: INTELLECTUAL VENTURES II LLC
To: INTELLECTUAL VENTURES ASSETS 200 LLC
Reel/Frame 072049/0758 →
Assignment of Assignor's Interest
Dec 15, 2025
From: INTELLECTUAL VENTURES ASSETS 200 LLC
To: INTERSTATE PATENTS, LLC
Reel/Frame 073218/0509 →