US3498276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injection-type internal combustion engine
Assignee: Daimler Benz AG
•
Filing: 1967-09-14
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Granted: 1970-03-03
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Expires: 1987-09-14
Abstract
No abstract record available.
Inventors
- 👤 Horst Hardenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:44
CPC Classifications
F; F02; F02B; F02B23/00; F02B23/08; F02B23/10; F02B23/104; F02B75/00; F02B75/12; F02B2075/125; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2742025A
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US2724371A
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US2779320A
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US2779319A
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US2995121A
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US3079901A
Cited
US3107658A
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US3244159A
Cited
US3195519A
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US3195520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |