IP Library Assignment 029019/0522
Patent Assignment
Reel/Frame 029019/0522

Assignment of Assignor's Interest

Recorded: 2012-09-25 Pages: 4
Assignor
URDANG, ERIK GWYN
Executed: 2012-08-28
Assignee
LEVEL 3 COMMUNICATIONS, LLC
1025 ELDORADO BOULEVARD, BROOMFIELD, COLORADO, 80021
Covered Property (1)
Network Topology Discovery and Obsolescence Reporting
Patent: 9,674,040 →
Application: 13/599,482 →
Publication: US 2014/0064138
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Notice of Grant of Security Interest in Intellectual Property (Second Lien) Nov 4, 2024
From: LEVEL 3 COMMUNICATIONS, LLC; GLOBAL CROSSING TELECOMMUNICATIONS, INC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 069295/0749 →
Notice of Grant of Security Interest in Intellectual Property (First Lien) Nov 4, 2024
From: LEVEL 3 COMMUNICATIONS, LLC; GLOBAL CROSSING TELECOMMUNICATIONS, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 069295/0858 →
Assignment of First Lien Security Interest in Patent Collateral Recorded at R/F 069295/0858 Jun 12, 2026
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS RETIRING COLLATERAL AGENT
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS SUCCESSOR COLLATERAL AGENT
Reel/Frame 075738/0427 →