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US3192380A Expired / Lapsed US ⏱️ 0.0 years remaining

Pendant-mounted fluorescent-lighting system and fixture therefor

Assignee: GENERAL LIGHTING PRODUCTS CO
•
Filing: 1963-04-08
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Granted: 1965-06-29
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Expires: 1983-04-08
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Abstract

No abstract record available.

Inventors

  • 👤 Nathan H Eglowstein

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 06:42
CPC Classifications
F; F21; F21V; F21V11/00; F21V11/06; F21V21/00; F21Y; F21Y2103/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 184 words
A FLUORESCENT-LIGHTING SYSTEM PENDANT-MOUNTED FROM A CEILING AND INCLUDING A FLUORESCENT-LIGHT FIXTURE AND A POWER-SUPPLY UNIT DISPOSED IN INLINE RELATION WITH RESPECT TO EACH OTHER, SAID FIXTURE COMPRISING A FLUORESCENT-LAMP HOUSING OPEN AT THE TOP THEREOF FROM END-TO-END OF THE SAME AND HAVING VERTICALLY DISPOSED SIDE WALLS SPACED WITH RESPECT TO EACH OTHER TO CONTAIN A LIGHT SOURCE IN THE FORM OF A FLUORESCENT LAMP, THE RESPECTIVE UPPER PARTS OF SAID WALLS FROM END-TO-END OF THE SAME BEING FLARED OUTWARDLY AND AWAY FROM EACH OTHER TO RESULT IN A RELATIVELY LARGE ANGLE OF LIGHT-DISTRIBUTION FROM SAID LIGHT SOURCE TOWARD THE CEILING, THE PENDANT-MOUNTING MEANS FOR SAID SYSTEM INCLUDING A HANGER FIXED AT ITS UPPER END TO THE CEILING AND AT ITS LOWER END FIXED WITH RESPECT TO SAID UNIT, THE END EXTREME OF SAID HOUSING ADJACENT TO SAID UNIT BEING IN THE FORM OF A SOCKET-MOUNTING PLATE FLUSH AGAINST THE ADJACENT SIDE OF SAID UNIT ALONG ITS TOP EDGE INTERLOCKED WITH THE TOP EDGE OF SAID ADJACENT SIDE OF SAID UNIT THUS TO SUPPORT SAID END OF SAID HOUSING ENTIRELY FROM SAID POWERSUPPLY UNIT.
Claim 2
Dependent Claim 184 words
A FLUORESCENT-LIGHTING SYSTEM PENDANT-MOUNTED FROM A CEILING AND INCLUDING A FLUORESCENT-LIGHT FIXTURE AND A POWER-SUPPLY UNIT DISPOSED IN INLINE RELATION WITH RESPECT TO EACH OTHER, SAID FIXTURE COMPRISING A FLUORESCENT-LAMP HOUSING OPEN AT THE TOP THEREOF FROM END-TO-END OF THE SAME AND HAVING VERTICALLY DISPOSED SIDE WALLS SPACED WITH RESPECT TO EACH OTHER TO CONTAIN A LIGHT SOURCE IN THE FORM OF A FLUORESCENT LAMP, THE RESPECTIVE UPPER PARTS OF SAID WALLS FROM END-TO-END OF THE SAME BEING FLARED OUTWARDLY AND AWAY FROM EACH OTHER TO RESULT IN A RELATIVELY LARGE ANGLE OF LIGHT-DISTRIBUTION FROM SAID LIGHT SOURCE TOWARD THE CEILING, THE PENDANT-MOUNTING MEANS FOR SAID SYSTEM INCLUDING A HANGER FIXED AT ITS UPPER END TO THE CEILING AND AT ITS LOWER END FIXED WITH RESPECT TO SAID UNIT, THE END EXTREME OF SAID HOUSING ADJACENT TO SAID UNIT BEING IN THE FORM OF A SOCKET-MOUNTING PLATE FLUSH AGAINST THE ADJACENT SIDE OF SAID UNIT ALONG ITS TOP EDGE INTERLOCKED WITH THE TOP EDGE OF SAID ADJACENT SIDE OF SAID UNIT THUS TO SUPPORT SAID END OF SAID HOUSING ENTIRELY FROM SAID POWERSUPPLY UNIT.

References Cited (Backward Citations)

US2545058A Cited
US2835788A Cited
US3012132A Cited
US3067323A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-06-28 1968-12-28 1969-06-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-06-28 1972-12-28 1973-06-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-06-28 1976-12-28 1977-06-29 $7700.00 Window Closed / Lapsed

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