US3154251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel light
Assignee: Airmark Plastics Corp
•
Filing: 1962-04-16
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Granted: 1964-10-27
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Expires: 1982-04-16
Abstract
No abstract record available.
Inventors
- 👤 James N Dupree
- 👤 Mathien Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:36
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/0001; G02B6/0011; G02B6/0081; G02B6/0083; Y; Y10; Y10S; Y10S116/00; Y10S116/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
IN A LIGHT FOR AN EDGE-LIGHTED PANEL HAVING AN OPENING THERETHROUGH FOR RECEIVING THE LIGHT, THE COMBINATION OF: A CONDUCTOR PLATE COMPRISING AN INSULATING SHEET HAVING A FIRST CONDUCTIVE LAYER ON ONE FACE AND A SECOND CONDUCTIVE LAYER ON THE OTHER FACE, SAID PLATE INCLUDING AT LEAST ONE OPENING FOR RECEVING THE MOUNTING BOSS OF A LAMP RETAINER, WITH SAID FIRST CONDUCTIVE LAYER RECESSED FROM SAID PLATE OPENING; A CONDUCTIVE RETAINER CARRIED ON SAID PLATE ON SAID ONE FACE WITH A MOUNTING BOSS PASSING THROUGH SAID PLATE OPENING AND ELECTRICALLY CONTACTING SAID SECOND LAYER, SAID RETAINER BEING ADAPTED FOR POSITIONING IN THE PANEL OPENING; AN OUTER TUBULAR LIGHT FILTER CLAMPED IN PLACE AGAINST SAID PLATE BY SAID RETAINER; AN INNER TUBULAR LIGHT FILTER SLIDABLE WITHIN SAID RETAINER AND OUTER FILTER; A CAP UNIT, INCLUDING MEANS MOUNTING SAID CAP UNIT ON SAID RETAINER AND MEANS CLAMPING THE PANEL AGAINST SAID PLATE; A LAMP CARRIED IN SAID CAP UNIT AND HAVING TWO TERMINALS; MEANS CONNECTING ONE TERMINAL OF SAID LAMP TO SAID CAP UNIT PROVIDING AN ELECTRICAL CIRCUIT THROUGH SAID CAP UNIT AND RETAINER TO SAID SECOND LAYER; AND MEANS CONNECTING THE OTHER TERMINAL OF SAID LAMP TO SAID FIRST LAYER.
Claim 2
Dependent Claim
199 words
IN A LIGHT FOR AN EDGE-LIGHTED PANEL HAVING AN OPENING THERETHROUGH FOR RECEIVING THE LIGHT, THE COMBINATION OF: A CONDUCTOR PLATE COMPRISING AN INSULATING SHEET HAVING A FIRST CONDUCTIVE LAYER ON ONE FACE AND A SECOND CONDUCTIVE LAYER ON THE OTHER FACE, SAID PLATE INCLUDING AT LEAST ONE OPENING FOR RECEVING THE MOUNTING BOSS OF A LAMP RETAINER, WITH SAID FIRST CONDUCTIVE LAYER RECESSED FROM SAID PLATE OPENING; A CONDUCTIVE RETAINER CARRIED ON SAID PLATE ON SAID ONE FACE WITH A MOUNTING BOSS PASSING THROUGH SAID PLATE OPENING AND ELECTRICALLY CONTACTING SAID SECOND LAYER, SAID RETAINER BEING ADAPTED FOR POSITIONING IN THE PANEL OPENING; AN OUTER TUBULAR LIGHT FILTER CLAMPED IN PLACE AGAINST SAID PLATE BY SAID RETAINER; AN INNER TUBULAR LIGHT FILTER SLIDABLE WITHIN SAID RETAINER AND OUTER FILTER; A CAP UNIT, INCLUDING MEANS MOUNTING SAID CAP UNIT ON SAID RETAINER AND MEANS CLAMPING THE PANEL AGAINST SAID PLATE; A LAMP CARRIED IN SAID CAP UNIT AND HAVING TWO TERMINALS; MEANS CONNECTING ONE TERMINAL OF SAID LAMP TO SAID CAP UNIT PROVIDING AN ELECTRICAL CIRCUIT THROUGH SAID CAP UNIT AND RETAINER TO SAID SECOND LAYER; AND MEANS CONNECTING THE OTHER TERMINAL OF SAID LAMP TO SAID FIRST LAYER.
References Cited (Backward Citations)
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US2518726A
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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) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |