Patent US1674730A successfully refreshed from Google Patents.
US1674730A
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US
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Engine
Assignee: GERNANDT MOTOR Corp
•
Filing: 1926-06-03
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Granted: 1928-06-26
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Expires: 1946-06-03
Abstract
No abstract record available.
Inventors
- 👤 Howard M Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:44
CPC Classifications
F; F02; F02M; F02M67/00; F02B; F02B2720/00; F02B2720/25; F02B2720/251; F02B2720/255
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) | 1931-06-26 | 1931-12-26 | 1932-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-06-26 | 1935-12-26 | 1936-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-06-26 | 1939-12-26 | 1940-06-26 | $7700.00 | Window Closed / Lapsed |