US2491100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Bendix Aviation Corp
•
Filing: 1942-11-18
•
Granted: 1949-12-13
•
Expires: 1962-11-18
Abstract
No abstract record available.
Inventors
- 👤 Jakob R Frei
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:38
CPC Classifications
F; F04; F04C; F04C29/00; F04C29/12; F02; F02B; F02B33/00; F04C18/00; F04C18/30; F04C18/34; F04C18/344; F04C18/3441; F04C18/3442; F04C29/02; F02M; F02M2700/00; F02M2700/33; Y; Y10; Y10S; Y10S417/00; Y10S417/01
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) | 1952-12-12 | 1953-06-13 | 1953-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-12 | 1957-06-13 | 1957-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-12 | 1961-06-13 | 1961-12-13 | $7700.00 | Window Closed / Lapsed |