IP Library › Assignment 006680/0415
Patent Assignment
Reel/Frame 006680/0415

Security Interest

Recorded: 1993-07-09 Pages: 49
Assignor
PORTA SYSTEMS
Executed: 1993-06-24
Assignee
CHEMICAL BANK
270 PARK AVE, NEW YORK, NEW YORK, 10017
Covered Properties (91)
Electrode for Telephone Protector Modules
Patent: 4,164,774 →
Application: 05/945,774 →
Test Cord for Telephone Circuits
Patent: 4,288,660 →
Application: 06/135,921 →
Telephone Modular Distributing Frame
Patent: 4,313,039 →
Application: 06/151,420 →
Test Shoe for Telephone Connector Blocks
Patent: 4,582,379 →
Application: 06/157,361 →
Telephone Ringer Load Simulator
Patent: 4,309,578 →
Application: 06/157,507 →
Combined Telephone Connector Block and Circuit Protector
Patent: 271,295 →
Application: 06/175,341 →
Carbon Electrode Having Metallic Heat Sink
Patent: 4,337,495 →
Application: 06/177,812 →
Telephone Digital Office Cutover System
Patent: 4,334,129 →
Application: 06/197,911 →
Telephone Protector Module Having Flag Indicator
Patent: 4,335,416 →
Application: 06/234,209 →
Bridge Lifter Module
Patent: 4,371,756 →
Application: 06/238,924 →
Telephone Terminal Block or Similar Article
Patent: 271,965 →
Application: 06/241,029 →
Telephone Connector Block
Patent: 271,100 →
Application: 06/241,030 →
Telephone Connector Block
Patent: 273,289 →
Application: 06/241,109 →
Telephone Connector Block
Patent: 273,290 →
Application: 06/241,110 →
Multipole Data Switch
Patent: 4,410,773 →
Application: 06/310,124 →
Gas Tube Protector Module
Patent: 4,396,969 →
Application: 06/325,305 →
Gas Tube Protector Module
Patent: 4,402,031 →
Application: 06/327,801 →
High Density Front Administered Protector Block
Patent: 4,722,702 →
Application: 06/387,926 →
Wire Plug Assembly
Patent: 4,519,663 →
Application: 06/387,935 →
Horizontal Type Telephone Protector Block
Patent: 276,606 →
Application: 06/397,424 →
Telephone Transfer Relay Unit
Patent: 276,333 →
Application: 06/397,428 →
Demarcation Telephone Protector Block
Patent: 276,426 →
Application: 06/403,115 →
Detachable Handle for Paint Cans or the Like
Patent: 276,695 →
Application: 06/419,915 →
Multipole Data Switch
Patent: 4,415,783 →
Application: 06/420,322 →
Wall Mounted Distribution Frame for Telephone Subscriber Locations
Patent: 4,470,102 →
Application: 06/422,588 →
Self-Centering Plug and Socket
Patent: 4,466,688 →
Application: 06/422,827 →
Telephone Central Office Gas Tube Replacement Protector
Patent: 4,449,156 →
Application: 06/422,828 →
Plug Type Gas Tube Replacement Module
Patent: 4,463,403 →
Application: 06/424,209 →
Contact Pin and Mountng Construction for Multipole Data Switch
Patent: 4,473,726 →
Application: 06/424,212 →
Telephone Connector Block or Similar Article
Patent: 285,433 →
Application: 06/436,635 →
Wire Contact Retention Means for Rotary Switches
Patent: 4,496,804 →
Application: 06/521,697 →
Conductor Guide Means for Telephone Connector Blocks
Patent: 4,512,622 →
Application: 06/548,683 →
Line Condition Reporting System
Patent: 4,581,493 →
Application: 06/559,102 →
Telephone Modular Wall Jack
Patent: 4,536,050 →
Application: 06/569,194 →
Telephone Building Entrance Terminal
Patent: 287,963 →
Application: 06/601,031 →
Telephone Protector Module with Auxiliary Fusible Element
Patent: 4,535,379 →
Application: 06/604,882 →
Telephone Two Element Gas Tube Protector Module
Patent: 4,573,100 →
Application: 06/607,653 →
Subscriber Network Interface Device
Patent: 4,582,960 →
Application: 06/611,217 →
Wire Installation and Cutting Tool
Patent: 4,567,639 →
Application: 06/646,596 →
Test Shoe for Telephone Connector Blocks Having Module Retraction Means
Patent: 4,590,335 →
Application: 06/665,459 →
Protective Boot for Telephone Subscriber Jacks
Patent: 4,576,428 →
Application: 06/665,661 →
Telephone Building Entrance Terminal
Patent: 4,575,169 →
Application: 06/698,922 →
Telephone Connector Block
Patent: 297,232 →
Application: 06/753,939 →
Maintenance Termination Unit
Patent: 4,626,632 →
Application: 06/760,055 →
Replacement Protector Block for Telephone Circuits
Patent: 4,667,272 →
Application: 06/799,309 →
Lock Assembly for Metallic Covers
Patent: 4,635,980 →
Application: 06/800,269 →
Telephone Building Entrance Terminal
Patent: 4,645,284 →
Application: 06/806,344 →
Digital System Connect Frame
Patent: 4,649,236 →
Application: 06/812,632 →
Resilient Sealing Device for Telephone Subscriber Terminals
Patent: 4,681,383 →
Application: 06/856,022 →
Maintenance Termination Unit Circuit Structure
Patent: 4,832,192 →
Application: 06/859,302 →
Three Element Gas Tube Protector Module
Patent: 4,649,456 →
Application: 06/883,517 →
Laminar Type Telephone Connector Block
Patent: 4,813,071 →
Application: 06/896,119 →
Telephone Protector Module Having Self-Contained Sealing Means
Patent: 4,675,779 →
Application: 06/899,916 →
Telephone Protector Block
Patent: 297,531 →
Application: 06/899,918 →
Wire Strain Relief and Conductor Retainer Construction for Telephone Blocks
Patent: 4,715,830 →
Application: 06/923,178 →
Digital System Connect Frame
Patent: 4,737,985 →
Application: 06/925,293 →
Single Sided Dsx Frame
Patent: 4,811,169 →
Application: 06/939,021 →
Ac Surge Protector
Patent: 305,641 →
Application: 07/014,526 →
Grounded Surge Protection Unit for Telephone Subscriber Circuits
Patent: 4,758,921 →
Application: 07/017,087 →
Telephone Circuit Protector Block
Patent: 310,206 →
Application: 07/020,687 →
Locking Device for Telephone Subscriber Plugs
Patent: 4,752,232 →
Application: 07/022,985 →
Locking Device for Telephone Subscriber Plugs
Patent: 4,740,168 →
Application: 07/056,236 →
Telephone Modular Distributing Frame
Patent: 4,759,057 →
Application: 07/056,606 →
Telephone Main Frame Module or Similar Article
Patent: 308,061 →
Application: 07/057,051 →
Telephone Connector Block or Similar Article
Patent: 314,552 →
Application: 07/103,373 →
Telephone Connector Block with Temporary Conductor Retention Means
Patent: 4,753,606 →
Application: 07/109,322 →
Telephone Protector or Similar Article
Patent: 314,577 →
Application: 07/135,151 →
Telephone Connector Block for Cradle Type Installation
Patent: 4,824,403 →
Application: 07/144,040 →
Telephone Circuit Connecting Device
Patent: 315,566 →
Application: 07/144,082 →
Ground Multiple Outlet
Patent: 318,262 →
Application: 07/211,473 →
Solid State Telephone Protector Module
Patent: 4,856,060 →
Application: 07/227,079 →
Modular Jack Panel Construction
Patent: 4,860,348 →
Application: 07/230,876 →
Protector Module for Quick Clip Terminal Telephone Connector Blocks
Patent: 4,881,255 →
Application: 07/245,574 →
Homologated Protector Modules for Telephone Connector Blocks
Patent: 4,882,748 →
Application: 07/251,231 →
Laminar Type Telephone Protector Block and Interconnectable Modular Elements Therefor
Patent: 4,905,275 →
Application: 07/306,084 →
Solid State Telephone Protector Module
Patent: 4,944,003 →
Application: 07/413,689 →
Wire Insertion and Removal Tool with Module Removal Means
Patent: 4,920,637 →
Application: 07/413,690 →
Protector Module for Laminar Type Telephone Blocks
Patent: 4,980,909 →
Application: 07/430,250 →
Optical Fiber Cable Distribution Frame and Support
Patent: 5,100,221 →
Application: 07/468,352 →
Gas Tube Fail Safe Device for Telephone Protector Modules
Patent: 5,027,100 →
Application: 07/478,424 →
Power Transfer Block for Telephone Systems or Similar Device
Patent: 326,266 →
Application: 07/565,326 →
Telephone Circuit Protector Module Having Plural Circuit Grounding Means
Patent: 5,008,772 →
Application: 07/587,072 →
Optical Fiber Storage and Distribution Cabinet
Patent: 5,119,459 →
Application: 07/655,839 →
Optical Fiber Cable Distribution Frame and Support
Patent: 5,142,606 →
Application: 07/688,104 →
Connector Block Assembly
Patent: 5,160,273 →
Application: 07/719,939 →
Fiber Optic Connector Having Snap Ring Adjustment Means
Patent: 5,142,598 →
Application: 07/751,868 →
Fiber Optic Plug Connector Having Optical Center Adjustment Means
Patent: 5,146,525 →
Application: 07/754,071 →
Fiber Optic Plug Connector and Adapter Therefor
Patent: 5,170,452 →
Application: 07/756,608 →
High Frequency Patch Cord Data Connector
Patent: 5,205,762 →
Application: 07/803,424 →
Fiber Optic Variable Signal Attenuator
Patent: 5,187,768 →
Application: 07/810,317 →
Led Package Structure
Patent: 624,885 →
Application: 29/354,644 →