Patent US709491A successfully refreshed from Google Patents.
US709491A
Expired / Lapsed
US
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Straightway valve.
Assignee: Individual
•
Filing: 1901-11-16
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Granted: 1902-09-23
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Expires: 1921-11-16
Abstract
No abstract record available.
Inventors
- 👤 Daniel Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:44
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/02; F16K3/16; F16K3/18; F16K3/184; F16K3/186
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) | 1905-09-22 | 1906-03-24 | 1906-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-09-22 | 1910-03-24 | 1910-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-09-22 | 1914-03-24 | 1914-09-23 | $7700.00 | Window Closed / Lapsed |