US880030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starting-valve for automobile torpedoes.
Assignee: EW Bliss Co Inc
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Filing: 1907-02-16
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Granted: 1908-02-25
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Expires: 1927-02-16
Abstract
No abstract record available.
Inventors
- 👤 Frank M Leavitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:01
CPC Classifications
F; F42; F42B; F42B19/00; F42B19/12; F42B19/26; F16; F16K; F16K15/00; F16K15/02; F16K15/06; F16K15/063; F16K17/00; F16K17/02; F16K17/04; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632; Y10T137/7722; Y10T137/7837; Y10T137/7847; Y10T137/7904; Y10T137/7922; Y10T137/7929
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) | 1911-02-24 | 1911-08-26 | 1912-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-02-24 | 1915-08-26 | 1916-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-02-24 | 1919-08-26 | 1920-02-25 | $7700.00 | Window Closed / Lapsed |