Patent US3516094A successfully refreshed from Google Patents.
US3516094A
Expired / Lapsed
US
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Toilet flushing apparatus
Assignee: U S Tap Inc
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Filing: 1968-02-20
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Granted: 1970-06-23
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Expires: 1988-02-20
Abstract
No abstract record available.
Inventors
- 👤 Cleo A Reagan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:59
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/30; E03D1/36; Y; Y10; Y10T; Y10T137/00; Y10T137/3149; Y10T137/3185; Y10T137/3294; Y10T137/7287; Y10T137/7358; Y10T137/7439; Y10T137/7446
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1670324A
Cited
US1670326A
Cited
US1971880A
Cited
US2773267A
Cited
US3172128A
Cited
US3348242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |