Patent US2759463A successfully refreshed from Google Patents.
US2759463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High torque v-8 engines
Assignee: Old Carco LLC
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Filing: 1954-01-08
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Granted: 1956-08-21
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Expires: 1974-01-08
Abstract
No abstract record available.
Inventors
- 👤 John B Platner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:06
CPC Classifications
F; F02; F02B; F02B75/00; F02B75/16; F02B75/18; F02B75/22; F02B27/00; F02B27/005; F02B27/006; F02B2075/1804; F02B2075/1832; F02B2275/00; F02B2275/34; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2603199A
Cited
US2160922A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-21 | 1960-02-20 | 1960-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-21 | 1964-02-20 | 1964-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-21 | 1968-02-20 | 1968-08-21 | $7700.00 | Window Closed / Lapsed |