US2860780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection valve
Assignee: Kloeckner Humboldt Deutz AG
•
Filing: 1957-05-22
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Granted: 1958-11-18
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Expires: 1977-05-22
Abstract
No abstract record available.
Inventors
- 👤 Ziesche Kurt
- 👤 Sonntag Bernhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:58
CPC Classifications
F; F02; F02M; F02M61/00; F02M61/04; F02M61/06; B; B05; B05B; B05B1/00; B05B1/30; B05B1/32; B05B1/323; F02M61/08; F02M61/16; F02M61/162; F02M61/163
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2172556A
Cited
FR866597A
Cited
DE726727C
Cited
US2407915A
Cited
US2410946A
Cited
US2719055A
Cited
US2812979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |