Patent Assignment
Reel/Frame 026986/0645
Corrective Assignment to Correct the Assignor/Assignee Designations Previously Recorded on Reel 026258 Frame 0402. Assignor(S) Hereby Confirms the Patent Security Agreement.
Recorded: 2011-09-28
Pages: 16
Assignor
TOLLGRADE COMMUNICATIONS, INC.
Executed: 2011-05-10
Assignee
WELLS FARGO CAPITAL FINANCE, LLC, AS AGENT
2450 COLORADO AVE., SUITE 3000W, SANTA MONICA, CALIFORNIA, 90404
Covered Properties
(51)
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
Automatic Provisioning of a Remote Test Head of a Combined Ip/Telephony/Cable Network
Application:
12/441,972 →
Publication:
US 2010/0110894
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 →
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
(2)
Other recorded transfers of the patents in this record — the chain of ownership.