IP Library › Assignment 020732/0555
Patent Assignment
Reel/Frame 020732/0555

Assignment of Assignor's Interest

Recorded: 2008-04-01 Pages: 3
Assignor
AFZAL, MUHAMMAD A.
Executed: 2002-06-20
Assignee
TERADYNE, INC.
321 HARRISON AVENUE, BOSTON, MASSACHUSETTS, 02118
Covered Property (1)
System and Method for Pre-Qualification of Telephone Lines for Dsl Service Using an Average Loop Loss
Patent: 6,826,258 →
Application: 10/176,014 →
Publication: US 2003/0235274
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 19, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020525/0244 →
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 →