US3587116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waste disposal system
Assignee: Underwater Storage Inc
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Filing: 1969-06-06
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Granted: 1971-06-28
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Expires: 1989-06-06
Abstract
Abstract AN ONBOARD WASTE DISPOSAL SYSTEM HAS A MAIN FLEXIBLE DRAIN INTERCONNECTING A TOILET AND A WASTE STORAGE TANK. WASH WATER FROM A BASIN, A SINK AND A SHOWER BASE IS DRAINED INTO THE MAIN DRAIN, SUPPLYING THE MAIN DRAIN WITH RELATIVELY SOLID-FREE WATER TO FACILITATE FRLOW THROUGH THE MAIN DRAIN. THE LARGE STORAGE TANK HAS A SMALL MOTOR DRIVEN AGITATOR AND A CHEMICAL ADDITIVE AND MIXING CONTAINER MOUNTED ON THE TOP OF THE TANK. AN OUTLET OF THE TANK LEADS THROUGH A MOTOR-DRIVEN PUMP TO A DISCHARGE PORT IN THE SIDE OF THE BOAT. THE DISCHARGE PORT HAS A FITTING FOR SECURING A FLEXIBLE HOSE TO EMPTY THE STORAGE TANK INTO A SEWAGE DISPOSAL FACILITY.
Inventors
- 👤 Harold G Quase
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:41
CPC Classifications
E; E03; E03D; E03D5/00; E03F; E03F5/00; E03F5/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |