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Patent US3090967A successfully refreshed from Google Patents.
US3090967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid operator for toilet flush valves
Assignee: Individual
•
Filing: 1962-05-16
•
Granted: 1963-05-28
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Expires: 1982-05-16
Abstract
No abstract record available.
Inventors
- 👤 Edward T Erhardt
- 👤 Edwin I Oakes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:02
CPC Classifications
E; E03; E03D; E03D5/00; E03D5/10; Y; Y10; Y10S; Y10S4/00; Y10S4/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1626255A
Cited
US2056087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |