US3434432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible rail-highway vehicle
Assignee: Individual
•
Filing: 1968-01-09
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Granted: 1969-03-25
•
Expires: 1988-01-09
Abstract
No abstract record available.
Inventors
- 👤 Arthur Seifert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:48
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/34; B60K17/358; B60F; B60F1/00; B60F1/02; B60K1/00; B60K1/02; B60L; B60L50/00; B60L50/50; B60L50/60; B60L50/66; B60L58/00; B60L58/10; B60L58/18; B60L58/21; B62; B62D; B62D47/00; B62D47/02; B60F2301/00; B60F2301/10; B60L2200/00; B60L2200/18; B60L2200/26; B60L2220/00; B60L2220/40; B60L2220/42; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/64; Y02T10/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |