Patent US3127145A successfully refreshed from Google Patents.
US3127145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recessed fixture mounting means
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:51
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/02; F21V21/04; Y; Y10; Y10S; Y10S52/00; Y10S52/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A RECESSED LIGHTING FIXTURE COMPRISING A HOUSING, A PLANAR MOUNTING PROJECTION EXTENDING FROM SAID HOUSING, AND A HANGER STRAP FORMED OF A SUBSTANTIALLY FLAT STRIP, SAID STRIP HAVING A PLURALITY OF PRONGS STRUCK THEREFROM IN SPACED RELATION TO EACH OTHER AND EXTENDING SUBSTANTIALLY PERPENDICULARLY THEREOF, A PAIR OF FACING CHANNELS EXTENDING ALONG OPPOSED EDGES OF THE STRIP AT AN END PORTION THEREOF SPACED FROM SAID PRONGS, HAVING SAID FIXTURE PROJECTION DISPOSED IN FRICTIONALLY HELD ENGAGEMENT THEREIN, SAID CHANNELS BEING DEFINED BY MARGINAL PORTIONS OF THE STRIP BENT TO EXTEND TOWARD EACH OTHER AND BEING SPACED AND DIMENSIONED FOR SAID FRICTIONAL ENGAGEMENT WITH THE PROJECTION, AND A TONGUE STRUCK FROM SAID STRIP ADJACENT THE CHANNELS BENT TO EXTEND TOWARD SAID STRIP END PORTION IN SPACED RELATION TO THE STRIP RECEIVING THE END OF THE FIXTURE PROJECTION, AT LEAST A PORTION OF SAID TONGUE HAVING A CONCAVE CROSS SECTION PROVIDING RELATIVELY SHARP EDGE PORTIONS BITING INTO SAID PROJECTION.
Claim 2
Dependent Claim
156 words
A RECESSED LIGHTING FIXTURE COMPRISING A HOUSING, A PLANAR MOUNTING PROJECTION EXTENDING FROM SAID HOUSING, AND A HANGER STRAP FORMED OF A SUBSTANTIALLY FLAT STRIP, SAID STRIP HAVING A PLURALITY OF PRONGS STRUCK THEREFROM IN SPACED RELATION TO EACH OTHER AND EXTENDING SUBSTANTIALLY PERPENDICULARLY THEREOF, A PAIR OF FACING CHANNELS EXTENDING ALONG OPPOSED EDGES OF THE STRIP AT AN END PORTION THEREOF SPACED FROM SAID PRONGS, HAVING SAID FIXTURE PROJECTION DISPOSED IN FRICTIONALLY HELD ENGAGEMENT THEREIN, SAID CHANNELS BEING DEFINED BY MARGINAL PORTIONS OF THE STRIP BENT TO EXTEND TOWARD EACH OTHER AND BEING SPACED AND DIMENSIONED FOR SAID FRICTIONAL ENGAGEMENT WITH THE PROJECTION, AND A TONGUE STRUCK FROM SAID STRIP ADJACENT THE CHANNELS BENT TO EXTEND TOWARD SAID STRIP END PORTION IN SPACED RELATION TO THE STRIP RECEIVING THE END OF THE FIXTURE PROJECTION, AT LEAST A PORTION OF SAID TONGUE HAVING A CONCAVE CROSS SECTION PROVIDING RELATIVELY SHARP EDGE PORTIONS BITING INTO SAID PROJECTION.
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) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |