US1009044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vent-valve for water or other liquid carrying conduits.
Assignee: PERCY HORSLEY
•
Filing: 1910-04-15
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Granted: 1911-11-21
•
Expires: 1930-04-15
Abstract
No abstract record available.
Inventors
- 👤 Edward Burgess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:21
CPC Classifications
F; F16; F16K; F16K24/00; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3084; Y10T137/309; Y10T137/3099
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) | 1914-11-20 | 1915-05-22 | 1915-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-11-20 | 1919-05-22 | 1919-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-11-20 | 1923-05-22 | 1923-11-21 | $7700.00 | Window Closed / Lapsed |