US3144056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for loading and unloading a fuel tank
Assignee: Schulz Tool and Manufacturing Co
•
Filing: 1960-02-02
•
Granted: 1964-08-11
•
Expires: 1980-02-02
Abstract
No abstract record available.
Inventors
- 👤 James K Mosher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:39
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/36; B67D7/362; B67D7/365; B67D7/367; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7368; Y10T137/7371; Y10T137/8593; Y10T137/86292; Y10T137/86324; Y10T137/87917; Y10T137/87925; Y10T137/87965
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN COMBINATION: A TANK HAVING AN INLET; A PRESSURE OPERATED CONTROL VALVE FOR CONTROLLING THE FLOW OF LIQUID THROUGH SAID INLET; MEANS CONNECTED BETWEEN SAID CONTROL VALVE AND SAID TANK FOR PREVENTING THE OPENING OF SAID CONTROL VALVE EXCEPT WHEN IT IS CONNECTED TO SUPPLY FLUID THROUGH SAID INLET INTO SAID TANK; AND VENT MEANS FOR SAID TANK CONNECTED TO SAID LAST MEANS BY CONDUIT MEANS, SAID VENT MEANS BEING AUTOMATICALLY OPERABLE BY A PREDETERMINED FLUID PRESSURE TO VENT SAID TANK WHENEVER SAID CONTROL VALVE IS OPEN.
Claim 2
Dependent Claim
87 words
IN COMBINATION: A TANK HAVING AN INLET; A PRESSURE OPERATED CONTROL VALVE FOR CONTROLLING THE FLOW OF LIQUID THROUGH SAID INLET; MEANS CONNECTED BETWEEN SAID CONTROL VALVE AND SAID TANK FOR PREVENTING THE OPENING OF SAID CONTROL VALVE EXCEPT WHEN IT IS CONNECTED TO SUPPLY FLUID THROUGH SAID INLET INTO SAID TANK; AND VENT MEANS FOR SAID TANK CONNECTED TO SAID LAST MEANS BY CONDUIT MEANS, SAID VENT MEANS BEING AUTOMATICALLY OPERABLE BY A PREDETERMINED FLUID PRESSURE TO VENT SAID TANK WHENEVER SAID CONTROL VALVE IS OPEN.
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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) | 1967-08-11 | 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 |