Patent Assignment
Reel/Frame 026947/0520
Merger
Recorded: 2011-09-22
Pages: 13
Assignor
TOLLGRADE COMMUNICATIONS, INC. (DELAWARE)
Executed: 2011-08-31
Assignee
TOLLGRADE COMMUNICATIONS, INC. (PENNSYLVANIA)
3120 UNIONVILLE ROAD, SUITE 400, CRANBERRY TOWNSHIP, PENNSYLVANIA, 16066
Covered Properties
(62)
Method and Apparatus for Digitally Controlling Gain in a Talking Path
Patent:
5,473,666 →
Application:
07/944,204 →
Metallic Channel Unit Network
Patent:
5,457,743 →
Application:
08/035,090 →
Method and Apparatus for Scanning a Fiber Optic Network
Patent:
5,552,881 →
Application:
08/210,315 →
Method and Apparatus for Fault Segmentation in a Telephone Network
Patent:
5,699,402 →
Application:
08/311,802 →
Metallic Channel Unit Network
Patent:
5,586,181 →
Application:
08/336,315 →
Method and Apparatus for Testing Cables
Patent:
5,644,617 →
Application:
08/371,734 →
Method and Apparatus for Analyzing Cellular Telephone Network
Patent:
5,706,333 →
Application:
08/393,764 →
Telecommunication Test System
Patent:
5,640,433 →
Application:
08/566,898 →
Method and Apparatus for Calibration of Digital Test Equipment
Patent:
5,652,712 →
Application:
08/567,140 →
Fast and Noise-Insensitive Load Status Detection
Patent:
5,881,130 →
Application:
08/929,842 →
Method and Apparatus for High Impedance Ringer Detection
Patent:
5,870,451 →
Application:
08/965,360 →
Remote Telephony Testing Device
Patent:
6,320,939 →
Application:
09/142,528 →
Method and Apparatus for Fault Segmentation in a Telephone Network
Patent:
6,026,145 →
Application:
09/211,338 →
Method and Apparatus for Qualifying Loops for Data Services
Telephony Test System with Adjustable Output Impedance
Patent:
6,285,744 →
Application:
09/402,693 →
Fault Conditions Affecting High Speed Data Services
Patent:
6,389,109 →
Application:
09/410,222 →
Detecting Faults in Subscriber Telephone Lines
Patent:
6,487,276 →
Application:
09/410,237 →
Telephony Testing System
Patent:
6,453,015 →
Application:
09/508,622 →
Method of Performing Non-Interactive Resistive Fault Location
Patent:
6,590,962 →
Application:
09/598,595 →
Binning of Results from Loop Qualification Tests
Patent:
6,985,444 →
Application:
09/692,169 →
Telephony Line Test Unit and Method
Patent:
6,522,723 →
Application:
09/701,721 →
Apparatus and Method for Detecting a Bridged Tap and/or an End-of-Line of a Conventional Telephone Line Using Delay-Line Time-Domain Reflectometry
Patent:
6,574,311 →
Application:
09/792,726 →
Method and Apparatus for Delay-Line Time-Domain Reflectometry
Patent:
6,531,879 →
Application:
09/868,482 →
Method and Apparatus for Measuring Internet Router Traffic
Qualifying Telephone Lines for Data Transmission
Patent:
7,012,991 →
Application:
10/019,589 →
Telephony Testing System
System and Method for Pre-Qualification of Telephone Lines for Dsl Service Using an Average Loop Loss
Technique for Estimation of a Subscriber Line Insertion Loss
Method of Performing Insertion Loss Estimation
Method and Apparatus for Bridged Tap Impact Analysis
Remote Testing of High Speed Data and Voice Communication Networks
Global Digital Measurement Device
Method and Apparatus for Identifying Faults in a Broadband Network
Method for Assessing Dsl Capability of Telephone Lines
Test System for Assessing Dsl Capability of Telephone Lines
Method for Testing Dsl Capability of Telephone Lines
Technique for Estimation of a Subscriber Line Insertion Loss
Qualifying Telephone Lines for Data Transmission
Automatic Provisioning of a Telephone Line Test System
Apparatus and Method for Measuring Loop Insertion Loss Single-Endedly
Apparatus and Method for Measuring Loop Insertion Loss Single-Endedly
Apparatus and Method for Measuring Loop Insertion Loss Single-Endedly
Method and Apparatus for Remotely Testing a Digital Subscriber Line Access Multiplexer
Power Distribution Monitoring System and Method
Power Line Takeoff Clamp Assembly
System and Method for Making Far End Measurements for Dsl Diagnostics
Line Clamp
Patent:
622,583 →
Application:
29/317,219 →
Line Clamp
Patent:
640,537 →
Application:
29/368,446 →
Remote Telephony Testing Device
Application:
60/014,458 →
Telephony Digital Test System
Application:
60/043,269 →
Telephony Testing System
Application:
60/059,394 →
Telephone Line Test Unit
Application:
60/088,634 →
Bridged tap impact
Application:
60/241,659 →
Digital subscriber line (DSL) without a dispatch
Application:
60/295,035 →
Global digital measurement device
Application:
60/371,456 →
Apparatus and method for measuring loop insertion loss single-endedly
Application:
60/644,734 →
Method and apparatus for remotely testing a digital subscriber line access multiplexer
Application:
60/830,568 →
System and method for making ADSL far end measurements from a central office exchange
Application:
60/959,817 →
Power Distribution Monitoring System
Application:
61/015,289 →
Power Line Takeoff Clamp Assemlby
Application:
61/081,881 →
Integrated Ethernet Over Coaxial Cable, STB, and Physical Layer Test and Monitoring
Application:
61/405,820 →
In Home Communications Wiring Noise Level Monitor and Alarm Indicator
Application:
61/405,846 →
Related Assignments
(17)
Other recorded transfers of the patents in this record — the chain of ownership.
Corrective Assignment to Correct the Reltec Corporation to Reltec Communications Inc. and Marconi Communications, Inc. to Marconi Communications Inc. Previously Recorded on Reel 010043 Frame 0815. Assignor(S) Hereby Confirms the Reltec Communications Inc. to Marconi Communications Inc..
Sep 21, 2006
From: RELTEC COMMUNICATIONS INC.
To: MARCONI COMMUNICATIONS INC.
Reel/Frame 018282/0811 →
Assignment of Assignor's Interest
Jun 20, 2007
From: TOLLGRADE COMMUNICATIONS, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 019448/0852 →
Assignment of Assignor's Interest
Feb 1, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020451/0606 →
Assignment of Assignor's Interest
Feb 1, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020451/0649 →
Assignment of Assignor's Interest
Feb 1, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020451/0688 →
Assignment of Assignor's Interest
Feb 1, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020451/0590 →
Assignment of Assignor's Interest
Feb 1, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020451/0549 →
Assignment of Assignor's Interest
Feb 19, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020525/0080 →
Assignment of Assignor's Interest
Feb 19, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020525/0039 →
Assignment of Assignor's Interest
Feb 19, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020525/0228 →
Assignment of Assignor's Interest
Feb 19, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020525/0266 →
Assignment of Assignor's Interest
Feb 22, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020540/0523 →
Assignment of Assignor's Interest
Feb 22, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020540/0539 →
Assignment of Assignor's Interest
Feb 22, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020540/0571 →
Assignment of Assignor's Interest
Feb 22, 2008
From: TERADYNE, INC.
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 020555/0700 →
Security Agreement
May 11, 2011
From: WELLS FARGO CAPITAL FINANCE, LLC, AS AGENT
To: TOLLGRADE COMMUNICATIONS, INC.
Reel/Frame 026258/0402 →
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 →