Patent DE509719C successfully refreshed from Google Patents.
Patent US3153168A successfully refreshed from Google Patents.
US3153168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed beam headlight
Assignee: Individual
•
Filing: 1962-11-01
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Granted: 1964-10-13
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Expires: 1982-11-01
Abstract
No abstract record available.
Inventors
- 👤 Saranga Cesare
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:40
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/28; H01K1/32; H01K1/325
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A NON-GLARE SEALED BEAM HEADLIGHT COMPRISING A CONCAVE SUPPORT AND A CONVEX FACE PLATE HERMETICALLY SECURED TO SAID SUPPORT; A LIGHT FILAMENT MOUNTED CENTRALLY OF SAID SUPPORT; A FIRST GROUP OF FRUSTOCONICALLY SHAPED REFLECTORS FORMED IN SAID SUPPORT DISPOSED ANNULARLY OF SAID FILAMENT; AND A SECOND GROUP OF FRUSTOCONICALLY SHAPED REFLECTORS FORMED IN SAID FACE PLATE LINEARLY THEREOF, SAID SECOND GROUP OF REFLECTORS COMPRISING A CENTRALLY DISPOSED COLLECTOR ALIGNED WITH SAID FILAMENT, AND A PAIR OF RECEIVERS DISPOSED ON OPPOSITE SIDES OF SAID COLLECTOR AND HAVING INTERNAL FACES SO DISPOSED THAT PERPENDICULAR LINES DIRECTED CONCENTRICALLY THROUGH SAID FACES DEFINE A PROJECTED AREA ENCOMPASSING SAID FILAMENT.
Claim 2
Dependent Claim
105 words
A NON-GLARE SEALED BEAM HEADLIGHT COMPRISING A CONCAVE SUPPORT AND A CONVEX FACE PLATE HERMETICALLY SECURED TO SAID SUPPORT; A LIGHT FILAMENT MOUNTED CENTRALLY OF SAID SUPPORT; A FIRST GROUP OF FRUSTOCONICALLY SHAPED REFLECTORS FORMED IN SAID SUPPORT DISPOSED ANNULARLY OF SAID FILAMENT; AND A SECOND GROUP OF FRUSTOCONICALLY SHAPED REFLECTORS FORMED IN SAID FACE PLATE LINEARLY THEREOF, SAID SECOND GROUP OF REFLECTORS COMPRISING A CENTRALLY DISPOSED COLLECTOR ALIGNED WITH SAID FILAMENT, AND A PAIR OF RECEIVERS DISPOSED ON OPPOSITE SIDES OF SAID COLLECTOR AND HAVING INTERNAL FACES SO DISPOSED THAT PERPENDICULAR LINES DIRECTED CONCENTRICALLY THROUGH SAID FACES DEFINE A PROJECTED AREA ENCOMPASSING SAID FILAMENT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |