US3483853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engine for driving vehicles
Assignee: Daimler Benz AG
•
Filing: 1967-10-20
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Granted: 1969-12-16
•
Expires: 1987-10-20
Abstract
No abstract record available.
Inventors
- 👤 Ludwig Fricker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:39
CPC Classifications
F; F02; F02B; F02B67/00; F02B67/08; F16; F16H; F16H37/00; F16H2700/00; F16H2700/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2720087A
Cited
US2929226A
Cited
US2915914A
Cited
US3196972A
Cited
US3252539A
Cited
US3186184A
Cited
US3304068A
Cited
US3315487A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |