US2804858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Precombustion diesel engine
Assignee: Daimler Benz AG
•
Filing: 1953-09-01
•
Granted: 1957-09-03
•
Expires: 1973-09-01
Abstract
No abstract record available.
Inventors
- 👤 Schilling Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:19
CPC Classifications
F; F02; F02B; F02B19/00; F02B19/14; F02B19/16; F02B19/18; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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US2619078A
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FR986326A
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US2696199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |