Patent US2719426A successfully refreshed from Google Patents.
US675946A
Expired / Lapsed
US
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Valve.
Assignee: Individual
•
Filing: 1900-11-13
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Granted: 1901-06-11
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Expires: 1920-11-13
Abstract
No abstract record available.
Inventors
- 👤 Charles Gulland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:24
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/363
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) | 1904-06-10 | 1904-12-10 | 1905-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-06-10 | 1908-12-10 | 1909-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-06-10 | 1912-12-10 | 1913-06-11 | $7700.00 | Window Closed / Lapsed |