US2710602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid-cooled cylinder head
Assignee: Individual
•
Filing: 1951-05-18
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Granted: 1955-06-14
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Expires: 1971-05-18
Abstract
No abstract record available.
Inventors
- 👤 Maybach Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:40
CPC Classifications
F; F02; F02F; F02F1/00; F02F1/24; F02F1/26; F01; F01L; F01L1/00; F01L1/26; F01L1/265; F01P; F01P3/00; F01P3/12; F01P3/14; F02F1/02; F02F1/10; F02F1/16; F02F1/166; F02F1/36; F02F1/40; F02F1/42; F02F1/4214; F02F1/4221; F01L1/02; F01L1/04; F01L1/08; F01L1/12; F01L1/18; F01L1/185; F01L3/00; F01L2003/25; F01L2003/251; F01L3/10; F02B; F02B1/00; F02B1/02; F02B1/04; F02B2275/00; F02B2275/18; F02B3/00; F02B3/06; F02F2001/244; F02F2001/247
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB130698A
Cited
US1479129A
Cited
GB192954A
Cited
US1621521A
Cited
US1609149A
Cited
DE464505C
Cited
US2322961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-13 | 1958-12-13 | 1959-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-13 | 1962-12-13 | 1963-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-13 | 1966-12-13 | 1967-06-14 | $7700.00 | Window Closed / Lapsed |