US3401716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toilet flush valve
Assignee: WEST H GALLOGLY
•
Filing: 1964-03-11
•
Granted: 1968-09-17
•
Expires: 1984-03-11
Abstract
No abstract record available.
Inventors
- 👤 West H Gallogly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:24
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/30; E03D1/32; F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; F16K31/20; F16K31/24; F16K31/26; F16K31/265; F16K31/34; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7368; Y10T137/7371; Y10T137/7374; Y10T137/7381; Y10T137/74; Y10T137/7407; Y10T137/741; Y10T137/7439; Y10T137/7494
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2681661A
Cited
US2682888A
Cited
US2868492A
Cited
US2799290A
Cited
US3107747A
Cited
GB957758A
Cited
US3120372A
Cited
US3145729A
Cited
US3194258A
Cited
US3285277A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |