Patent US3144172A successfully refreshed from Google Patents.
US3144172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emergency fuel supply system
Assignee: Individual
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Filing: 1961-04-25
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Granted: 1964-08-11
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Expires: 1981-04-25
Abstract
No abstract record available.
Inventors
- 👤 William C Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:13
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/12; B67D1/1202; B67D1/1204; B67D1/1231
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
AN EMERGENCY FUEL SUPPLY SYSTEM COMPRISING AN EMERGENCY TANK, MEANS FOR SUPPLYING FUEL INTO SAID EMERGENCY TANK, ADJACENT THE UPPER PORTION THEREOF, FROM A MAIN SUPPLY TANK, A DISCHARGE CONDUIT EXTENDING FROM THE LOWER PORTION OF SAID EMERGENCY TANK, A SENDER RESPONSIVE TO THE LEVEL OF FUEL IN SAID EMERGENCY TANK, AN INDICATING RECEIVER ADAPTED TO BE LOCATED AT A POSITION REMOTE FROM SAID EMERGENCY TANK, AND A TRANSMISSION CONNECTING SAID SENDER AND RECEIVER.
Claim 2
Dependent Claim
74 words
AN EMERGENCY FUEL SUPPLY SYSTEM COMPRISING AN EMERGENCY TANK, MEANS FOR SUPPLYING FUEL INTO SAID EMERGENCY TANK, ADJACENT THE UPPER PORTION THEREOF, FROM A MAIN SUPPLY TANK, A DISCHARGE CONDUIT EXTENDING FROM THE LOWER PORTION OF SAID EMERGENCY TANK, A SENDER RESPONSIVE TO THE LEVEL OF FUEL IN SAID EMERGENCY TANK, AN INDICATING RECEIVER ADAPTED TO BE LOCATED AT A POSITION REMOTE FROM SAID EMERGENCY TANK, AND A TRANSMISSION CONNECTING SAID SENDER AND RECEIVER.
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) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |