Patent US3308481A successfully refreshed from Google Patents.
US3308481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toilet construction
Assignee: Individual
•
Filing: 1964-09-01
•
Granted: 1967-03-14
•
Expires: 1984-09-01
Abstract
No abstract record available.
Inventors
- 👤 Robert F O'brien
- 👤 Kenneth A Milette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:23
CPC Classifications
E; E03; E03D; E03D11/00; E03D11/02; E03D11/10; E03D5/00; E03D5/012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
IN A TOILET OF THE CHARACTER DESCRIBED FOR ECONOMICAL USE OF WATER, THE COMBINATION OF: A BOWL HAVING A DISCHARGE OUTLET; CONTROL MEANS OPERABLE FROM A NORMAL POSITION THROUGH A FIRST RANGE AND A SECOND RANGE; MEANS INCLUDING A FIRST VALVE TO INTRODUCE WATER INTO THE BOWL, THE VALVE BEING RESPONSIVE TO THE CONTROL MEANS TO OPEN WHEN THE CONTROL MEANS IS IN BOTH OF SAID RANGES; AND A SECOND DISCHARGE VALVE NORMALLY CLOSING THE DISCHARGE OUTLET OF THE BOWL AND BEING RESPONSIVE TO THE CONTROL MEANS TO OPEN WHEN THE CONTROL MEANS IS IN ITS SECOND RANGE, WHEREBY THE CONTROL MEANS MAY BE MOVED QUICKLY THROUGH BOTH OF ITS RANGES AND RETURNED QUICKLY TO CAUSE A FLUSHING OPERATION USING A RELATIVELY SMALL QUANTITY OF WATER AND WITH A QUANTITY OF WATER RETAINED IN THE BOWL AFTER THE FLUSHING OPERATION,
Claim 2
Dependent Claim
140 words
IN A TOILET OF THE CHARACTER DESCRIBED FOR ECONOMICAL USE OF WATER, THE COMBINATION OF: A BOWL HAVING A DISCHARGE OUTLET; CONTROL MEANS OPERABLE FROM A NORMAL POSITION THROUGH A FIRST RANGE AND A SECOND RANGE; MEANS INCLUDING A FIRST VALVE TO INTRODUCE WATER INTO THE BOWL, THE VALVE BEING RESPONSIVE TO THE CONTROL MEANS TO OPEN WHEN THE CONTROL MEANS IS IN BOTH OF SAID RANGES; AND A SECOND DISCHARGE VALVE NORMALLY CLOSING THE DISCHARGE OUTLET OF THE BOWL AND BEING RESPONSIVE TO THE CONTROL MEANS TO OPEN WHEN THE CONTROL MEANS IS IN ITS SECOND RANGE, WHEREBY THE CONTROL MEANS MAY BE MOVED QUICKLY THROUGH BOTH OF ITS RANGES AND RETURNED QUICKLY TO CAUSE A FLUSHING OPERATION USING A RELATIVELY SMALL QUANTITY OF WATER AND WITH A QUANTITY OF WATER RETAINED IN THE BOWL AFTER THE FLUSHING OPERATION,
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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |