Patent US3140740A successfully refreshed from Google Patents.
US3140740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interchangeable base units for gas appliances
Assignee: Turner Corp
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Filing: 1959-06-08
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Granted: 1964-07-14
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Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 Lagreid Magnus
- 👤 William L Lindgren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:08
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/28; F21; F21S; F21S13/00; F21S13/12; Y; Y10; Y10T; Y10T137/00; Y10T137/598; Y10T137/6184; Y10T137/6188; Y10T137/6195
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A PORTABLE LIGHT AND HEAT SET FOR USE WITH LIQUIFIED PETROLEUM FUEL COMPRISING, A BASE PLATE INCLUDING, A CENTRALLY APERTURED SHEET FORM MEMBER EXTENDING HORIZONTALLY TO FORM A TOP WALL AND HAVING A DEPENDING PERIPHERAL FLANGE FORMING A SIDE WALL TERMINATING IN A LOWERMOST HORIZONTAL SUPPORT EDGE, A CONDUIT MEMBER EXTENDING GENERALLY HORIZONTALLY THROUGH SAID FLANGE ABOVE SAID HORIZONTAL SUPPORT EDGE AND UNDERLYING SAID SHEET FORM MEMBER IN CONCEALED RELATION WITH RESPECT THERETO, ONE END OF SAID CONDUIT MEMBER OUTSIDE OF SAID FLANGE HAVING COUPLING MEANS THEREON TO CONNECT SAID CONDUIT MEMBER TO A SOURCE OF FUEL, AN ELBOW ON THE OTHER END OF SAID CONDUIT MEMBER LYING IN REGISTER WITH THE CENTRAL APERTURE IN SAID SHEET FORM MEMBER, A SAFETY VALVE MOUNTED IN SAID SHEET FORM MEMBER AT THE CENTRALLY APERTURED PORTION THEREOF, AND BEING CONNECTED TO SAID ELBOW, SAID SAFETY VALVE HAVING A NORMALLY CLOSED SPRINGBIASED VALVE, AND INCLUDING AN ACTUATOR STEM EXTENDING UPWARDLY WITH RESPECT TO SAID BASE PLATE,
Claim 2
Dependent Claim
162 words
A PORTABLE LIGHT AND HEAT SET FOR USE WITH LIQUIFIED PETROLEUM FUEL COMPRISING, A BASE PLATE INCLUDING, A CENTRALLY APERTURED SHEET FORM MEMBER EXTENDING HORIZONTALLY TO FORM A TOP WALL AND HAVING A DEPENDING PERIPHERAL FLANGE FORMING A SIDE WALL TERMINATING IN A LOWERMOST HORIZONTAL SUPPORT EDGE, A CONDUIT MEMBER EXTENDING GENERALLY HORIZONTALLY THROUGH SAID FLANGE ABOVE SAID HORIZONTAL SUPPORT EDGE AND UNDERLYING SAID SHEET FORM MEMBER IN CONCEALED RELATION WITH RESPECT THERETO, ONE END OF SAID CONDUIT MEMBER OUTSIDE OF SAID FLANGE HAVING COUPLING MEANS THEREON TO CONNECT SAID CONDUIT MEMBER TO A SOURCE OF FUEL, AN ELBOW ON THE OTHER END OF SAID CONDUIT MEMBER LYING IN REGISTER WITH THE CENTRAL APERTURE IN SAID SHEET FORM MEMBER, A SAFETY VALVE MOUNTED IN SAID SHEET FORM MEMBER AT THE CENTRALLY APERTURED PORTION THEREOF, AND BEING CONNECTED TO SAID ELBOW, SAID SAFETY VALVE HAVING A NORMALLY CLOSED SPRINGBIASED VALVE, AND INCLUDING AN ACTUATOR STEM EXTENDING UPWARDLY WITH RESPECT TO SAID BASE PLATE,
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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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |