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US916758A
Expired / Lapsed
US
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Flushing device.
Assignee: Individual
•
Filing: 1901-02-04
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Granted: 1909-03-30
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Expires: 1921-02-04
Abstract
No abstract record available.
Inventors
- 👤 Peter F Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:16
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/38; F16K31/385; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6966; Y10T137/6969; Y10T137/6988
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) | 1912-03-29 | 1912-09-28 | 1913-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-03-29 | 1916-09-28 | 1917-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-03-29 | 1920-09-28 | 1921-03-30 | $7700.00 | Window Closed / Lapsed |