US2705175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame suspsension for a hositing engine mounted on crawler tracks
Assignee: Individual
•
Filing: 1950-11-07
•
Granted: 1955-03-29
•
Expires: 1970-11-07
Abstract
No abstract record available.
Inventors
- 👤 Sidney S Mcintyre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:47
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/084; B62D55/0842
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1958-03-28 | 1958-09-27 | 1959-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-28 | 1962-09-27 | 1963-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-28 | 1966-09-27 | 1967-03-29 | $7700.00 | Window Closed / Lapsed |