US1107887A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlling device for pumping systems.
Assignee: SF Bowser and Co Inc
•
Filing: 1912-09-16
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Granted: 1914-08-18
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Expires: 1932-09-16
Abstract
No abstract record available.
Inventors
- 👤 Allen A Bowser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:39
CPC Classifications
F; F16; F16K; F16K13/00; F16K13/08; F16K13/10; Y; Y10; Y10T; Y10T137/00; Y10T137/4456; Y10T137/4643; Y10T137/8593; Y10T137/85978; Y10T137/85986
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) | 1917-08-17 | 1918-02-16 | 1918-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-08-17 | 1922-02-16 | 1922-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-08-17 | 1926-02-16 | 1926-08-18 | $7700.00 | Window Closed / Lapsed |