Patent US2692230A successfully refreshed from Google Patents.
US2692230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal septic tank
Assignee: Individual
•
Filing: 1950-09-22
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Granted: 1954-10-19
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Expires: 1970-09-22
Abstract
No abstract record available.
Inventors
- 👤 Harry H Hendon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:11
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A METAL SEPTIC TANK HAVING INLET AND OUTLET BAFFLES, A TOP FOR THE TANK, AN INLET CONDUIT CONNECTED TO THE TOP OF THE TANK AND COMMUNICATING WITH THE INSIDE THEREOF OUTWARDLY OF SAID INLET BAFFLE, A VERTICALLY EXTENDING PIPE FITTING HAVING ITS LOWER END CONNECTED TO THE TOP OF THE TANK AND COMMUNICATING WITH THE INSIDE THEREOF OUTWARDLY OF SAID OUTLET BAFFLE, A CLEAN-OUT PLUG AT THE UPPER END OF SAID PIPE FITTING, AND AN OUTLET BRANCH COMMUNICATING WITH SAID PIPE FITTING INTERMEDIATE SAID CLEAN-OUT PLUG AND THE TOP OF THE TANK TO MAINTAIN A FLUID LEVEL ABOVE THE TOP OF OF SAID TANK.
Claim 2
Dependent Claim
105 words
IN A METAL SEPTIC TANK HAVING INLET AND OUTLET BAFFLES, A TOP FOR THE TANK, AN INLET CONDUIT CONNECTED TO THE TOP OF THE TANK AND COMMUNICATING WITH THE INSIDE THEREOF OUTWARDLY OF SAID INLET BAFFLE, A VERTICALLY EXTENDING PIPE FITTING HAVING ITS LOWER END CONNECTED TO THE TOP OF THE TANK AND COMMUNICATING WITH THE INSIDE THEREOF OUTWARDLY OF SAID OUTLET BAFFLE, A CLEAN-OUT PLUG AT THE UPPER END OF SAID PIPE FITTING, AND AN OUTLET BRANCH COMMUNICATING WITH SAID PIPE FITTING INTERMEDIATE SAID CLEAN-OUT PLUG AND THE TOP OF THE TANK TO MAINTAIN A FLUID LEVEL ABOVE THE TOP OF OF SAID TANK.
References Cited (Backward Citations)
DE274999C
Cited
DE513351C
Cited
US869001A
Cited
US880540A
Cited
US917663A
Cited
US1204534A
Cited
US1224913A
Cited
US1337431A
Cited
US1401182A
Cited
US1769340A
Cited
DE581860C
Cited
US2553885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |