Patent US4185301A successfully refreshed from Google Patents.
Patent US2953992A successfully refreshed from Google Patents.
US2953992A
Expired / Lapsed
US
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Discharge valve assembly for fuel injection pumps
Assignee: Daimler Benz AG
•
Filing: 1954-05-04
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Granted: 1960-09-27
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Expires: 1974-05-04
Abstract
No abstract record available.
Inventors
- 👤 Werner J Bartholomaus
- 👤 Robert J Wirsching
- 👤 Heinz P Scheying
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:37
CPC Classifications
F; F02; F02M; F02M59/00; F02M59/44; F02M59/46; F02M59/462; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7866; Y10T137/7867
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
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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) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |