Patent US1047529A successfully refreshed from Google Patents.
US1047529A
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US
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Valve.
Assignee: Individual
•
Filing: 1911-12-02
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Granted: 1912-12-17
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Expires: 1931-12-02
Abstract
No abstract record available.
Inventors
- 👤 Charles Francis Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:36
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/02; F16K17/04; F16K17/0433; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7738; Y10T137/774
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) | 1915-12-17 | 1916-06-17 | 1916-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-12-17 | 1920-06-17 | 1920-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-12-17 | 1924-06-17 | 1924-12-17 | $7700.00 | Window Closed / Lapsed |