Patent US3132813A successfully refreshed from Google Patents.
US3132813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Luminaire
Assignee: Westinghouse Electric Corp
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Filing: 1962-08-13
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Granted: 1964-05-12
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Expires: 1982-08-13
Abstract
No abstract record available.
Inventors
- 👤 Edmund L Izzi
- 👤 Carle E Rackley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:44
CPC Classifications
F; F21; F21V; F21V7/00; F21V17/00; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A LUMINAIRE COMPRISING AN ELONGATED INVERTED U-SHAPED CHANNEL MEMBER, END PLATES TRANSVERSELY CONNECTED TO OPPOSITE ENDS OF SAID CHANNEL MEMBER AND EXTENDING IN A DIRECTION OUTWARDLY THEREFROM, STRUCTURAL MEMBERS HINGEDLY CONNECTED TO EACH END PLATE, A V-SHAPED COVER MEMBER MOUNTED ON SAID STRUCTURAL MEMBERS AND ENCLOSING THE OPEN BOTTOM OF SAID CHANNEL MEMBER WHEN IN ITS OPERATIVE CLOSED POSITION, SIDE PANELS EXTENDING BETWEEN OPPOSITE OUTER PORTIONS OF SAID END PLATES, SAID SIDE PANELS AND SAID END PLATES AND SAID COVER MEMBER DEFINING BOTTOM OPENINGS OF SAID LUMINAIRE, LIGHT SOURCE MEANS ATTACHED TO SAID LUMINAIRE BETWEEN EACH RESPECTIVE SIDE PANEL AND THE CHANNEL MEMBER, AN ELONGATED SUBSTANTIALLY IMPERFORATE LIGHT CONTROL MEANS LOCATED BE-
Claim 2
Dependent Claim
112 words
A LUMINAIRE COMPRISING AN ELONGATED INVERTED U-SHAPED CHANNEL MEMBER, END PLATES TRANSVERSELY CONNECTED TO OPPOSITE ENDS OF SAID CHANNEL MEMBER AND EXTENDING IN A DIRECTION OUTWARDLY THEREFROM, STRUCTURAL MEMBERS HINGEDLY CONNECTED TO EACH END PLATE, A V-SHAPED COVER MEMBER MOUNTED ON SAID STRUCTURAL MEMBERS AND ENCLOSING THE OPEN BOTTOM OF SAID CHANNEL MEMBER WHEN IN ITS OPERATIVE CLOSED POSITION, SIDE PANELS EXTENDING BETWEEN OPPOSITE OUTER PORTIONS OF SAID END PLATES, SAID SIDE PANELS AND SAID END PLATES AND SAID COVER MEMBER DEFINING BOTTOM OPENINGS OF SAID LUMINAIRE, LIGHT SOURCE MEANS ATTACHED TO SAID LUMINAIRE BETWEEN EACH RESPECTIVE SIDE PANEL AND THE CHANNEL MEMBER, AN ELONGATED SUBSTANTIALLY IMPERFORATE LIGHT CONTROL MEANS LOCATED BE-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |