US2058487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engine
Assignee: BENDIX RES CORP
•
Filing: 1931-01-26
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Granted: 1936-10-27
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Expires: 1951-01-26
Abstract
No abstract record available.
Inventors
- 👤 Frank C Mock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:20
CPC Classifications
F; F02; F02B; F02B23/00; F02B23/08; F02B23/10; F02B23/104; F02B23/105; F02M; F02M69/00; F02B2720/00; F02B2720/15; F02B2720/152; 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) | 1939-10-27 | 1940-04-27 | 1940-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-10-27 | 1944-04-27 | 1944-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-10-27 | 1948-04-27 | 1948-10-27 | $7700.00 | Window Closed / Lapsed |