US686409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic shut-off valve.
Assignee: Individual
•
Filing: 1900-06-15
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Granted: 1901-11-12
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Expires: 1920-06-15
Abstract
No abstract record available.
Inventors
- 👤 Nathaniel Chase Locke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:19
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/02; F16K17/168; F16K1/00; F16K1/32; F16K1/34; F16K1/44; F16K1/443; F16K15/00; F16K15/02; F16K15/06; F16K15/18; F16K31/00; F16K31/02; F16K31/06; F16K31/0644; F16K31/0655; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7782; Y10T137/7783; Y10T137/7784; Y10T137/7785; Y10T137/8158; Y10T137/8225; Y10T137/8275
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) | 1904-11-11 | 1905-05-13 | 1905-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-11-11 | 1909-05-13 | 1909-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-11-11 | 1913-05-13 | 1913-11-12 | $7700.00 | Window Closed / Lapsed |