Patent US2924464A successfully refreshed from Google Patents.
US2924464A
Expired / Lapsed
US
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Articulating couplings for articulated vehicles
Assignee: Individual
•
Filing: 1958-04-02
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Granted: 1960-02-09
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Expires: 1978-04-02
Abstract
No abstract record available.
Inventors
- 👤 Zajac Josef
- 👤 Schon Pavel
- 👤 Cernoch Stanislav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:16
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/04; B62D53/08; B62D53/12; B62D53/125; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/87925; Y10T137/87941; Y10T137/87949
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) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |