US2987013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicles
Assignee: Alweg Forschung GmbH
•
Filing: 1956-01-10
•
Granted: 1961-06-06
•
Expires: 1976-01-10
Abstract
No abstract record available.
Inventors
- 👤 Rosenbaum Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:36
CPC Classifications
B; B61; B61B; B61B13/00; B61B13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US494081A
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US456103A
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FR428764A
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US2111676A
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FR808297A
Cited
US2155615A
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US2150116A
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US2189642A
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US2737126A
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FR1139330A
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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) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |