Patent US3108172A successfully refreshed from Google Patents.
US3108172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric cigarette lighter and process
Assignee: Individual
•
Filing: 1961-03-06
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Granted: 1963-10-22
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Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Edwards Jones Burnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:46
CPC Classifications
F; F23; F23Q; F23Q7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
THE HEREIN DESCRIBE METHOD OF LIGHTING A CIGARETTE WITH AN ELECTRICALLY HEATED IGNITING ELEMENT, COMPRISING HOLDING THE TIP OF THE CIGARETTE IN CONTACT WITH THE UNENERGIZED IGNITING ELEMENT, AND EFFECTUALLY CONCURRENT WITH THUS DISPOSING THE CIGARETTE, ELECTRICALLY ENERGIZING THE SAID IGNITING ELEMENT IN A MANNER SUBJECTING THE CIGARETTE TIP GRADUALLY TO TEMPERATURES WITH THE TEMPERATURES-TIME RANGE FROM AMBIENT TO 1100 TO 1400*F IN 5 TO 8 SECONDS, WHEREBY MOISTURE IN THE TOBACCO AT TIP OF THE CIGARETTE IS DRIED OUT AT THE LOWER TEMPERATURES BEFORE THE HIGHER IGNITING TEMPERATURE IS REACHED AND THUS PREVENTING TOBACCO STICKING TO THE IGNITING ELEMENT, AND
Claim 2
Dependent Claim
101 words
THE HEREIN DESCRIBE METHOD OF LIGHTING A CIGARETTE WITH AN ELECTRICALLY HEATED IGNITING ELEMENT, COMPRISING HOLDING THE TIP OF THE CIGARETTE IN CONTACT WITH THE UNENERGIZED IGNITING ELEMENT, AND EFFECTUALLY CONCURRENT WITH THUS DISPOSING THE CIGARETTE, ELECTRICALLY ENERGIZING THE SAID IGNITING ELEMENT IN A MANNER SUBJECTING THE CIGARETTE TIP GRADUALLY TO TEMPERATURES WITH THE TEMPERATURES-TIME RANGE FROM AMBIENT TO 1100 TO 1400*F IN 5 TO 8 SECONDS, WHEREBY MOISTURE IN THE TOBACCO AT TIP OF THE CIGARETTE IS DRIED OUT AT THE LOWER TEMPERATURES BEFORE THE HIGHER IGNITING TEMPERATURE IS REACHED AND THUS PREVENTING TOBACCO STICKING TO THE IGNITING ELEMENT, AND
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |