US3331084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable toilet tank flush valve
Assignee: Individual
•
Filing: 1965-05-25
•
Granted: 1967-07-18
•
Expires: 1985-05-25
Abstract
No abstract record available.
Inventors
- 👤 William E Wustner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:49
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/30; E03D1/302
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A TOILET FLUSH VALVE CONSTRUCTION COMPRISING A DISCHARGE VALVE FITTING HAVING A SEAT, A VALVE MEMBER FOR ENGAGEMENT WITH SAID SEAT AND HAVING A HOLLOW INTERIOR PORTION AND AN OPENING IN THE BOTTOM THEREOF, MANUALLY OPERABLE MEMBERS FOR MOVING SAID VALVE MEMBER FROM SAID SEAT, AND MEANS FOR CONTROLLING THE BUOYANCY OF SAID VALVE MEMBER INCLUDING A VENT CONNECTION TO THE INTERIOR OF SAID VALVE MEMBER AND A VALVE ASSEMBLY FOR CONTROLLING THE DELIVERY OF WATER FROM THE TANK INTO THE INTERIOR OF
Claim 2
Dependent Claim
83 words
A TOILET FLUSH VALVE CONSTRUCTION COMPRISING A DISCHARGE VALVE FITTING HAVING A SEAT, A VALVE MEMBER FOR ENGAGEMENT WITH SAID SEAT AND HAVING A HOLLOW INTERIOR PORTION AND AN OPENING IN THE BOTTOM THEREOF, MANUALLY OPERABLE MEMBERS FOR MOVING SAID VALVE MEMBER FROM SAID SEAT, AND MEANS FOR CONTROLLING THE BUOYANCY OF SAID VALVE MEMBER INCLUDING A VENT CONNECTION TO THE INTERIOR OF SAID VALVE MEMBER AND A VALVE ASSEMBLY FOR CONTROLLING THE DELIVERY OF WATER FROM THE TANK INTO THE INTERIOR OF
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |