Patent US3382403A successfully refreshed from Google Patents.
US3382403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric lamp
Assignee: Individual
•
Filing: 1965-07-20
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Granted: 1968-05-07
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Expires: 1985-07-20
Abstract
No abstract record available.
Inventors
- 👤 Lloyd Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:20
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/62; H01K1/625
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
AN ELECTRIC LAMP COMPRISING, PRIMARY AND SECONDARY ELECTRICALLY ENERGIZED LIGHT EMITTING ELEMENTS, A THERMOSTATICALLY OPERATED SWITCH MOUNTED FOR HEATING BY EACH OF SAID ELEMENTS, AND FOR DRIVING THEREBY TO A HEATED POSITION, SAID ELEMENTS AND SWITCH BEING CONNECTED FOR NORMAL OPERATION OF ONLY SAID PRIMARY ELEMENT, SAID SWITCH BEING CONSTRUCTED TO MOVE AUTOMATICALLY BETWEEN SAID HEATED POSITION AND AN UNHEATED POSITION AND BEING CONNECTED TO MAKE AND BREAK ELECTRICAL CONNECTION TO SAID SECONDARY ELEMENT IN SAID UNHEATED AND HEATED POSITIONS RESPECTIVELY, WHEREBY UPON OPEN CIRCUITING OF SAID PRIMARY ELEMENT SAID SWITCH WILL PRODUCE PERIODIC ENERGIZATION AND BLINKING OF SAID SECONDARY ELEMENT.
Claim 2
Dependent Claim
101 words
AN ELECTRIC LAMP COMPRISING, PRIMARY AND SECONDARY ELECTRICALLY ENERGIZED LIGHT EMITTING ELEMENTS, A THERMOSTATICALLY OPERATED SWITCH MOUNTED FOR HEATING BY EACH OF SAID ELEMENTS, AND FOR DRIVING THEREBY TO A HEATED POSITION, SAID ELEMENTS AND SWITCH BEING CONNECTED FOR NORMAL OPERATION OF ONLY SAID PRIMARY ELEMENT, SAID SWITCH BEING CONSTRUCTED TO MOVE AUTOMATICALLY BETWEEN SAID HEATED POSITION AND AN UNHEATED POSITION AND BEING CONNECTED TO MAKE AND BREAK ELECTRICAL CONNECTION TO SAID SECONDARY ELEMENT IN SAID UNHEATED AND HEATED POSITIONS RESPECTIVELY, WHEREBY UPON OPEN CIRCUITING OF SAID PRIMARY ELEMENT SAID SWITCH WILL PRODUCE PERIODIC ENERGIZATION AND BLINKING OF SAID SECONDARY ELEMENT.
References Cited (Backward Citations)
US2448493A
Cited
US2901667A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |