US3283142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light reflectors
Assignee: Individual
•
Filing: 1963-07-01
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Granted: 1966-11-01
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Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 Miller L Freeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:55
CPC Classifications
F; F21; F21V; F21V7/00; F21V7/04; F21V7/09; F21S; F21S41/00; F21S41/10; F21S41/14; F21S41/162; F21S41/30; F21S41/32; F21S41/321; F21S41/33; F21S41/331; F21S41/333; F21S41/36; F21S41/365
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
209 words
A REFLECTOR SYSTEM FOR DIRECTING RADIANT ENERGY FROM A SOURCE IN A DESIRED FORWARD DIRECTION COMPRISING: (A) A SOURCE FOR EMITTING RADIANT ENERGY SUBSTANTIALLY IN ALL DIRECTIONS; (B) A REAR REFLECTOR PARTIALLY SURROUNDING SAID SOURCE IN A REARWARD DIRECTION FOR DIRECTLY REFLECTING A FIRST PORTION OF THE RADIANT ENERGY EMITTED BY SAID SOURCE AND FOR DIRECTING SAID FIRST PORTION INTO SAID DESIRED DIRECTION TO FORM A BEAM, A SECOND PORTION OF THE RADIANT ENERGY BEING EMITTED BY SAID SOURCE DIRECTLY INTO SAID DESIRED DIRECTION; (C) A FRONT REFLECTOR DISPOSED ABOUT SAID SOURCE AND WITHIN THE PATH OF SAID BEAM FOR REFLECTING SUBSTANTIALLY ALL OF THE REMAINING PORTION OF THE RADIANT ENERGY EMITTED BY SAID SOURCE TOWARD SAID REAR REFLECTOR AND THEN INTO SAID DESIRED DIRECTION AND SAID FRONT REFLECTOR INCLUDING A PLURALITY OF SEPARATE PORTIONS, EACH FORMING A PORTION OF A SPHERE HAVING ITS CENTER IN SAID SOURCE AND FOR REFLECTING A SOLID ANGLE OF RADIANT ENERGY FROM SAID SOURCE ONTO SAID REAR REFLECTOR, WHEREBY SUBSTANTIALLY ALL OF SAID RADIANT ENERGY IS DIRECTED INTO SAID DESIRED DIRECTION; AND (D) SAID REAR REFLECTOR HAVING A PLURALITY OF STEPPED SECTIONS, EACH SECTION REFLECTING RADIANT ENERGY REFLECTED FROM ONE OF SAID REFLECTING PORTIONS THROUGH THE SPACE ABOUT ONE OF SAID REFLECTING PORTIONS.
References Cited (Backward Citations)
GB189406033A
Cited
US1270972A
Cited
US1695061A
Cited
US1815751A
Cited
US2186439A
Cited
FR1055072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |