US3182741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
On-road, off-road track carrying vehicle
Assignee: Individual
•
Filing: 1964-02-26
•
Granted: 1965-05-11
•
Expires: 1984-02-26
Abstract
No abstract record available.
Inventors
- 👤 Charles D Roach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:47
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/104; B62D55/116; B62D55/06; B62D55/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A VEHICLE TRACK ASSEMBLY FOR A TRACK SUPPORTED VEHICLE COMPRISING A SPROCKET, A PAIR OF ROLLERS DISPOSED REARWARDLY OF SAID SPROCKET, A TRACK EXTENDING AROUND SAID SPROCKET AND SAID ROLLERS, AND A MECHANISM EFFECTIVE TO MOVE SAID ROLLERS BETWEEN OPERATING POSITIONS IN ONE OF WHICH THEY ARE HORIZONTALLY ALIGNED AND IN THE OTHER OF WHICH THEY ARE VERTICALLY ALIGNED.
Claim 2
Dependent Claim
59 words
A VEHICLE TRACK ASSEMBLY FOR A TRACK SUPPORTED VEHICLE COMPRISING A SPROCKET, A PAIR OF ROLLERS DISPOSED REARWARDLY OF SAID SPROCKET, A TRACK EXTENDING AROUND SAID SPROCKET AND SAID ROLLERS, AND A MECHANISM EFFECTIVE TO MOVE SAID ROLLERS BETWEEN OPERATING POSITIONS IN ONE OF WHICH THEY ARE HORIZONTALLY ALIGNED AND IN THE OTHER OF WHICH THEY ARE VERTICALLY ALIGNED.
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) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |