US3236071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighter construction
Assignee: Ronson Corp
•
Filing: 1964-11-25
•
Granted: 1966-02-22
•
Expires: 1984-11-25
Abstract
No abstract record available.
Inventors
- 👤 James D Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:16
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/16; F23Q2/167
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A GAS FLAME LIGHTER FOR BURNING A VOLATILE FUEL CONTAINED WITHIN SAID LIGHTER UNDER A PREDETERMINED LIQUEFYING PRESSURE ABOVE ATMOSPHERIC COMPRISING: (A) AN OUTER RIGID CASING HAVING AN OPENING AT ONE END AND INNER CROSS-SECTIONAL DIMENSION NO LARGER THAN THE DIMENSION OF SAID OPENING; (B) AN INNER CHAMBER MEMBER HAVING PRESSURE EXPANDABLE WALL PORTIONS AND A NORMAL PREFORMED SELFSUSTAINING SHAPE COMPLEMENTARY TO THE INNER CONTOUR OF SAID OUTER CSING FOR INSERTION THROUGH SAID OPENING AND DISPOSED IN MATING RELATIONSHIP WITH SAID OUTER CASING FOR HOLDING SAID FUEL WITH SAID WALL PORTIONS OF THE CHAMBER MEMBER HELD IN PRESSURE LOCKING CONTACT WITH THE OUTER CASING THROUGH PRESSURE EXERTED BY SAID FUEL AND SAID CHAMBER MEMBER AS A WHOLE THEREBY HELD WITHIN SAID OUTER CASING; (C) FUEL METERING MEANS COMMUNICATING WITH THE INTERIOR OF SAID CHAMBER MEMBER AND OPERATIVE TO TRANSMIT FUEL FROM WITHIN SAID CHAMBER MEMBER TO A BURNER ELEMENT MOUNTED THEREABOVE; AND
Claim 2
Dependent Claim
152 words
A GAS FLAME LIGHTER FOR BURNING A VOLATILE FUEL CONTAINED WITHIN SAID LIGHTER UNDER A PREDETERMINED LIQUEFYING PRESSURE ABOVE ATMOSPHERIC COMPRISING: (A) AN OUTER RIGID CASING HAVING AN OPENING AT ONE END AND INNER CROSS-SECTIONAL DIMENSION NO LARGER THAN THE DIMENSION OF SAID OPENING; (B) AN INNER CHAMBER MEMBER HAVING PRESSURE EXPANDABLE WALL PORTIONS AND A NORMAL PREFORMED SELFSUSTAINING SHAPE COMPLEMENTARY TO THE INNER CONTOUR OF SAID OUTER CSING FOR INSERTION THROUGH SAID OPENING AND DISPOSED IN MATING RELATIONSHIP WITH SAID OUTER CASING FOR HOLDING SAID FUEL WITH SAID WALL PORTIONS OF THE CHAMBER MEMBER HELD IN PRESSURE LOCKING CONTACT WITH THE OUTER CASING THROUGH PRESSURE EXERTED BY SAID FUEL AND SAID CHAMBER MEMBER AS A WHOLE THEREBY HELD WITHIN SAID OUTER CASING; (C) FUEL METERING MEANS COMMUNICATING WITH THE INTERIOR OF SAID CHAMBER MEMBER AND OPERATIVE TO TRANSMIT FUEL FROM WITHIN SAID CHAMBER MEMBER TO A BURNER ELEMENT MOUNTED THEREABOVE; 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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |