US3118295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stop valve and burner for liquefied gas
Assignee: —
•
Filing: —
•
Granted: 1964-01-21
•
Expires: 1981-01-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:21
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/16; F23Q2/167
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
AN IMPROVED DEVICE FOR GAS BURNING LIGHTERS COMPRISING, IN COMBINATION, MEANS DEFINING A PRESSURE RESERVOIR FOR CONTAINING FUEL FOR A GAS LIGHTER, SAID FUEL COMPRISING A LIQUID UNDER PRESSURE AND GASIFIABLE AT ATMOSPHERIC PRESSURE, A SLEEVE IN COMMUNICATION WITH SAID RESERVOIR, ANOTHER SLEEVE ADJUSTABLY MOVABLE AXIALLY RELATIVE TO THE FIRST-MENTIONED SLEEVE EXTENDING PARTIALLY INTO SAID FIRST-MENTIONED SLEEVE AND OUTWARDLY OF SAID MEANS DEFINING SAID RESERVOIR, SAID OTHER SLEEVE HAVING AN INLET PORT AND A PORTION DEFINING A STOP VALVE SEAT CIRCUMFERENTIALLY OF SAID INLET PORT, A VALVE DISPOSED AXIALLY IN SAID OTHER SLEEVE AND HAVING A VALVE STEM AND A RESILIENT VALVE MEMBER SEATABLE ON SAID SEAT, SAID VALVE STEM BEING OPERABLE AXIALLY TO SEAT SAID VALVE MEMBER ON SAID SEAT AND CLOSE SAID VALVE PORT AND OPERABLE AXIALLY TO MOVE SAID VALVE MEMBER TO AN UNSEATED POSITION OPENING SAID
Claim 2
Dependent Claim
140 words
AN IMPROVED DEVICE FOR GAS BURNING LIGHTERS COMPRISING, IN COMBINATION, MEANS DEFINING A PRESSURE RESERVOIR FOR CONTAINING FUEL FOR A GAS LIGHTER, SAID FUEL COMPRISING A LIQUID UNDER PRESSURE AND GASIFIABLE AT ATMOSPHERIC PRESSURE, A SLEEVE IN COMMUNICATION WITH SAID RESERVOIR, ANOTHER SLEEVE ADJUSTABLY MOVABLE AXIALLY RELATIVE TO THE FIRST-MENTIONED SLEEVE EXTENDING PARTIALLY INTO SAID FIRST-MENTIONED SLEEVE AND OUTWARDLY OF SAID MEANS DEFINING SAID RESERVOIR, SAID OTHER SLEEVE HAVING AN INLET PORT AND A PORTION DEFINING A STOP VALVE SEAT CIRCUMFERENTIALLY OF SAID INLET PORT, A VALVE DISPOSED AXIALLY IN SAID OTHER SLEEVE AND HAVING A VALVE STEM AND A RESILIENT VALVE MEMBER SEATABLE ON SAID SEAT, SAID VALVE STEM BEING OPERABLE AXIALLY TO SEAT SAID VALVE MEMBER ON SAID SEAT AND CLOSE SAID VALVE PORT AND OPERABLE AXIALLY TO MOVE SAID VALVE MEMBER TO AN UNSEATED POSITION OPENING SAID
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) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |