US2718197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Traction vehicle having rail wheels and road wheels
Assignee: Whiting Corp
•
Filing: 1950-11-24
•
Granted: 1955-09-20
•
Expires: 1970-11-24
Abstract
No abstract record available.
Inventors
- 👤 George E Bock
- 👤 Victor H Ames
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:47
CPC Classifications
B; B60; B60F; B60F1/00; B60F1/04; B60F1/043; B60F2301/00; B60F2301/12
Claims Analysis
Total Claims: 0
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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) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |