US3317809A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-contained electrical lighting unit
Assignee: Individual
•
Filing: 1963-12-26
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Granted: 1967-05-02
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Expires: 1983-12-26
Abstract
No abstract record available.
Inventors
- 👤 Grover W Bowers
- 👤 Francis H Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:56
CPC Classifications
F; F21; F21S; F21S9/00; F21S9/02; F21S9/03; F21S9/032; H; H02; H02J; H02J7/00; H02J7/60; H02J7/663; Y; Y10; Y10S; Y10S136/00; Y10S136/291
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN COMBINATION, A SELF-CONTAINED ELECTRIC LIGHT WHICH COMPRISES A BATTERY, AN ELECTRIC LIGHT CONNECTED IN AN OPERATIVE CIRCUIT WITH SAID BATTERY, A FIRST BANK OF SOLAR CELLS CONNECTED IN CIRCUIT WITH SAID BATTERY FOR RECHARGING THEREOF, A SECOND BANK OF SOLAR CELLS, A RELAY IN AN OPERATIVE CIRCUIT WITH SAID SECOND BANK OF SOLAR CELLS, AND A TWO-WAY SWITCH IN THE CIRCUITS OF SAID BATTERY, LIGHT AND FIRST BANK OF SOLAR CELLS ADAPTED IN ONE POSITION OF MOVEMENT TO COMPLETE ONLY A CIRCUIT THROUGH SAID BATTERY AND FIRST BANK OF SOLAR CELLS FOR RECHARGING OF THE FORMER BY THE LATTER AND IN THE OTHER POSITION OF MOVEMENT TO COMPLETE ONLY A CIRCUIT THROUGH SAID LIGHT AND BATTERY FOR ILLUMINATION OF THE FORMER BY THE LATTER.
Claim 2
Dependent Claim
125 words
IN COMBINATION, A SELF-CONTAINED ELECTRIC LIGHT WHICH COMPRISES A BATTERY, AN ELECTRIC LIGHT CONNECTED IN AN OPERATIVE CIRCUIT WITH SAID BATTERY, A FIRST BANK OF SOLAR CELLS CONNECTED IN CIRCUIT WITH SAID BATTERY FOR RECHARGING THEREOF, A SECOND BANK OF SOLAR CELLS, A RELAY IN AN OPERATIVE CIRCUIT WITH SAID SECOND BANK OF SOLAR CELLS, AND A TWO-WAY SWITCH IN THE CIRCUITS OF SAID BATTERY, LIGHT AND FIRST BANK OF SOLAR CELLS ADAPTED IN ONE POSITION OF MOVEMENT TO COMPLETE ONLY A CIRCUIT THROUGH SAID BATTERY AND FIRST BANK OF SOLAR CELLS FOR RECHARGING OF THE FORMER BY THE LATTER AND IN THE OTHER POSITION OF MOVEMENT TO COMPLETE ONLY A CIRCUIT THROUGH SAID LIGHT AND BATTERY FOR ILLUMINATION OF THE FORMER BY THE LATTER.
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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |