US977807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve.
Assignee: U S FLUSH TANK COMPANY Inc
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Filing: 1909-11-24
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Granted: 1910-12-06
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Expires: 1929-11-24
Abstract
No abstract record available.
Inventors
- 👤 Gordon Land
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:36
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; F16K31/20; F16K31/24; F16K31/26; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7439; Y10T137/7446; Y10T137/7449; Y10T137/7465; Y10T137/7472; Y10T137/7475; Y10T137/9464
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1913-12-05 | 1914-06-06 | 1914-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-12-05 | 1918-06-06 | 1918-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-12-05 | 1922-06-06 | 1922-12-06 | $7700.00 | Window Closed / Lapsed |