Patent Assignment
Reel/Frame 020525/0039
Assignment of Assignor's Interest
Recorded: 2008-02-19
Pages: 16
Assignor
TERADYNE, INC.
Executed: 2007-08-01
Assignee
TOLLGRADE COMMUNICATIONS, INC.
103 SPRINGER BUILDING, 3411 SILVERSIDE ROAD, WILMINGTON, DELAWARE, 19810
Covered Property
(1)
Method and Apparatus for Qualifying Loops for Data Services
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
May 11, 2011
From: WELLS FARGO CAPITAL FINANCE, LLC, AS AGENT
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 026258/0402 →
Merger
Sep 22, 2011
From: TOLLGRADE COMMUNICATIONS, INC. (DELAWARE)
To: TOLLGRADE COMMUNICATIONS, INC. (PENNSYLVANIA)
Reel/Frame 026947/0520 →
Corrective Assignment to Correct the Assignor/Assignee Designations Previously Recorded on Reel 026258 Frame 0402. Assignor(S) Hereby Confirms the Patent Security Agreement.
Sep 28, 2011
From: TOLLGRADE COMMUNICATIONS, INC.
To: WELLS FARGO CAPITAL FINANCE, LLC, AS AGENT
Reel/Frame 026986/0645 →