Patent US1417804A successfully refreshed from Google Patents.
US1417804A
Expired / Lapsed
US
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Internal-combustion engine
Assignee: J I CASE THRESHING MACHINE Co
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Filing: 1919-10-01
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Granted: 1922-05-30
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Expires: 1939-10-01
Abstract
No abstract record available.
Inventors
- 👤 David P Davies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:49
CPC Classifications
F; F02; F02M; F02M31/00; F02M31/02; F02M31/04; F02M31/06; F02M31/08; F02M31/087; F02M31/093; F02M63/00; F02M2700/00; F02M2700/05; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
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) | 1925-05-29 | 1925-11-28 | 1926-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-05-29 | 1929-11-28 | 1930-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-05-29 | 1933-11-28 | 1934-05-30 | $7700.00 | Window Closed / Lapsed |