Patent US3318449A successfully refreshed from Google Patents.
US3318449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water re-use system
Assignee: Individual
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Filing: 1966-08-03
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Granted: 1967-05-09
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Expires: 1986-08-03
Abstract
No abstract record available.
Inventors
- 👤 Clyde E Jennings
- 👤 Clarence A Rowland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:21
CPC Classifications
E; E03; E03B; E03B1/00; E03B1/04; E03B1/041; E03B2001/045
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
178 words
A SELF-ACTING SYSTEM FOR RECLAIMING USED CLEANING WATER AND THE LIKE FOR TOILET FLUSHING PURPOSES COMPRISING A FILTER VESSEL FOR FILTERING THE USED WATER, A FIRST CONDUIT FOR SUPPLYING THE USED WATER TO THE FILTER, A STORAGE TANK FOR STORING THE FILTERED WATER, A SECOND CONDUIT INTERCONNECTING THE FILTER VESSEL AND THE STORAGE TANK FOR CONDUCTING THE FILTERED WATER FROM THE FILTER TO THE STORAGE TANK, AN AUXILIARY FLUSH TANK, A THIRD CONDUIT INTERCONNECTING THE STORAGE TANK AND THE AUXILIARY FLUSH TANK FOR CONDUCTING THE FILTERED WATER THEREBETWEEN, A TOILET FIXTURE, A FOURTH CONDUIT INTERCONNECTING THE TOILET FIXTURE AND THE AUXILIARY FLUSH TANK TO CONDUCT THE FILTERED WATER THEREBETWEEN, A FIFTH CONDUIT INTERCONNECTING THE FILTER VESSEL AND A SEWER LINE AND MEANS IN SAID FIFTH CONDUIT FOR SELECTIVELY PERMITTING WATER TO FLOW FROM THE FILTER VESSEL TO THE SEWER LINE, AND MEANS RESPONSIVE TO THE LIQUID LEVEL IN THE AUXILIARY FLUSH TANK FOR CAUSING THE FILTERED WATER TO FLOW FROM THE STORAGE TANK TO THE AUXILIARY FLUSH TANK TO REPLENISH THE FILTERED WATER SUPPLIED TO THE TOILET FIXTURE.
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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |