Patent US4601114A successfully refreshed from Google Patents.
Patent US1346672A successfully refreshed from Google Patents.
US1346672A
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Internal-combustion engine
Assignee: CHARLES HURST Ltd
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Filing: 1918-04-18
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Granted: 1920-07-13
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Expires: 1938-04-18
Abstract
No abstract record available.
Inventors
- 👤 Patton Alexander Marcus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:29
CPC Classifications
F; F16; F16H; F16H23/00; F16H23/02; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18336
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) | 1923-07-13 | 1924-01-12 | 1924-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-07-13 | 1928-01-12 | 1928-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-07-13 | 1932-01-12 | 1932-07-13 | $7700.00 | Window Closed / Lapsed |