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US2852014A
Expired / Lapsed
US
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Fuel injection equipment
Assignee: NSU Werke AG
•
Filing: 1955-05-06
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Granted: 1958-09-16
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Expires: 1975-05-06
Abstract
No abstract record available.
Inventors
- 👤 Paschke Hanns-Dieter
- 👤 Droschel Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:34
CPC Classifications
F; F02; F02M; F02M63/00; F02M63/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2116337A
Cited
US2695662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |