Patent US3248576A successfully refreshed from Google Patents.
US3248576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical wiring and conduit assembly
Assignee: ELECTRIC RINGS Inc
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Filing: 1961-02-28
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Granted: 1966-04-26
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Expires: 1981-02-28
Abstract
No abstract record available.
Inventors
- 👤 Lon E Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:45
CPC Classifications
H; H01; H01R; H01R25/00; H01R25/16; H01R25/164; H01R25/14; H01R13/00; H01R13/66; H01R13/70; H01R13/713
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
277 words
IN A RESIDENTIAL ELECTRICAL WIRING SYSTEM IN COMBINATION, A CONDUIT COMPRISING A BACK MEMBER FOR SECURING THE CONDUIT TO A BUILDING WALL AND FORWARDLY EXTENDING PORTIONS ALONG TOP AND BOTTOM EDGES OF THE LENGTH OF SAID BACK MEMBER, A COVER PLATE EXTENDING THE LENGTH OF SAID BACK MEMBER AND DETACHABLY ENGAGING SAID FORWARDLY EXTENDING PORTIONS OF SAID BACK MEMBER, A CABLE EXTENDING LONGITUDINALLY OF SAID CONDUIT AND COMPRISED OF THREE TRANSVERSLY SPACED TWO SECTION SIRES ENCLOSED IN INSULATION, OUTLET ASSEMBLIES SPACED LONGITUDINALLY OF SAID CABLE AND EXTENDING THROUGH SAID COVER PLATE, EACH SAID OUTLET ASSEMBLY COMPRISING A REAR INSULATOR BLOCK AND A FRONT INSULATOR BLOCK CLAMPING SAID CABLE BETWEEN AND SECURED IN FIXED RELATION TO SAID CONDUIT BACK MEMBER, STABS FIXED IN SAID REAR INSULATOR BLOCK IN ALIGNMENT WITH SAID CABLE WIRES AND EXTENDING THROUGH THE ADJACENT WIRE BETWEN SAID WIRE SECTIONS THEREOF IN CONTACT THEREWITH PROVIDING A HOT WIRE CONTACT AND A NEUTRAL WIRE CONTACT FOR TWO OF SAID STABS, ALIGNED RECESSED OPENINGS IN THE ADJACENT FACE OF THE FRONT BLOCK RECEIVING THE ENDS OF THE STABLE EXTENDING THROUGH SAID WIRES, A RECEPTACLE MOUNTED IN THE EXPOSED FACE OF SAID FRONT INSULATOR BLOCK WITH MEANS THEREIN FOR RECEIVING AND EMBRACING THE TWO PRONGS OF A CONNECTION PLUG TO BE INSERTED THEREIN, MEANS WITHIN SAID FRONT INSULATOR BLOCK PROVIDING AN ELECTRICAL CIRCUIT BETWEN SAID NEUTRAL WIRE STAB RECEIVED THEREIN AND THE MEANS ENGAGING ONE PRONG OF A CONNECTING PLUG WITHIN SAID RECEPTACLE AND A SECOND ELECTRICAL CIRCUIT BETWEEN A HOT WIRE STAB AND THE MEANS ENGAGING THE SECOND PRONG OF SAID CONNECTION PLUG RECEIVED IN SAID RECEPTACLE, AND FUSING MEANS IN SAID SECOND-NAMED FRONT BLOCK ELECTRICAL CITCUIT.
Claim 2
Dependent Claim
277 words
IN A RESIDENTIAL ELECTRICAL WIRING SYSTEM IN COMBINATION, A CONDUIT COMPRISING A BACK MEMBER FOR SECURING THE CONDUIT TO A BUILDING WALL AND FORWARDLY EXTENDING PORTIONS ALONG TOP AND BOTTOM EDGES OF THE LENGTH OF SAID BACK MEMBER, A COVER PLATE EXTENDING THE LENGTH OF SAID BACK MEMBER AND DETACHABLY ENGAGING SAID FORWARDLY EXTENDING PORTIONS OF SAID BACK MEMBER, A CABLE EXTENDING LONGITUDINALLY OF SAID CONDUIT AND COMPRISED OF THREE TRANSVERSLY SPACED TWO SECTION SIRES ENCLOSED IN INSULATION, OUTLET ASSEMBLIES SPACED LONGITUDINALLY OF SAID CABLE AND EXTENDING THROUGH SAID COVER PLATE, EACH SAID OUTLET ASSEMBLY COMPRISING A REAR INSULATOR BLOCK AND A FRONT INSULATOR BLOCK CLAMPING SAID CABLE BETWEEN AND SECURED IN FIXED RELATION TO SAID CONDUIT BACK MEMBER, STABS FIXED IN SAID REAR INSULATOR BLOCK IN ALIGNMENT WITH SAID CABLE WIRES AND EXTENDING THROUGH THE ADJACENT WIRE BETWEN SAID WIRE SECTIONS THEREOF IN CONTACT THEREWITH PROVIDING A HOT WIRE CONTACT AND A NEUTRAL WIRE CONTACT FOR TWO OF SAID STABS, ALIGNED RECESSED OPENINGS IN THE ADJACENT FACE OF THE FRONT BLOCK RECEIVING THE ENDS OF THE STABLE EXTENDING THROUGH SAID WIRES, A RECEPTACLE MOUNTED IN THE EXPOSED FACE OF SAID FRONT INSULATOR BLOCK WITH MEANS THEREIN FOR RECEIVING AND EMBRACING THE TWO PRONGS OF A CONNECTION PLUG TO BE INSERTED THEREIN, MEANS WITHIN SAID FRONT INSULATOR BLOCK PROVIDING AN ELECTRICAL CIRCUIT BETWEN SAID NEUTRAL WIRE STAB RECEIVED THEREIN AND THE MEANS ENGAGING ONE PRONG OF A CONNECTING PLUG WITHIN SAID RECEPTACLE AND A SECOND ELECTRICAL CIRCUIT BETWEEN A HOT WIRE STAB AND THE MEANS ENGAGING THE SECOND PRONG OF SAID CONNECTION PLUG RECEIVED IN SAID RECEPTACLE, AND FUSING MEANS IN SAID SECOND-NAMED FRONT BLOCK ELECTRICAL CITCUIT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |