Patent US726841A successfully refreshed from Google Patents.
US726841A
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Pump-regulator.
Assignee: Individual
•
Filing: 1901-01-24
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Granted: 1903-05-05
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Expires: 1921-01-24
Abstract
No abstract record available.
Inventors
- 👤 Augustus A Ball Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:50
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/14; F16K15/148; G; G05; G05D; G05D16/00; G05D16/04; G05D16/10; G05D16/024; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2617
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) | 1906-05-04 | 1906-11-03 | 1907-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-05-04 | 1910-11-03 | 1911-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-05-04 | 1914-11-03 | 1915-05-05 | $7700.00 | Window Closed / Lapsed |