Patent US1048837A successfully refreshed from Google Patents.
Patent US2658488A successfully refreshed from Google Patents.
US2658488A
Expired / Lapsed
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Internal-combustion engine
Assignee: TAUB ENGINEERING Co
•
Filing: 1950-08-07
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Granted: 1953-11-10
•
Expires: 1970-08-07
Abstract
No abstract record available.
Inventors
- 👤 Taub Alex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:54
CPC Classifications
F; F02; F02B; F02B75/00; F02B75/16; F02B75/18; F02B75/20; F02B77/00; F02B77/11
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |