Patent US853803A successfully refreshed from Google Patents.
US853803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piston-valve.
Assignee: Individual
•
Filing: 1906-08-28
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Granted: 1907-05-14
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Expires: 1926-08-28
Abstract
No abstract record available.
Inventors
- 👤 Peter Kinander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:57
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/12; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86509; Y10T137/86574; Y10T137/8667
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) | 1910-05-13 | 1910-11-12 | 1911-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-05-13 | 1914-11-12 | 1915-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-05-13 | 1918-11-12 | 1919-05-14 | $7700.00 | Window Closed / Lapsed |