US3465839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Framework for a crawler vehicle
Assignee: Massey Ferguson Services NV
•
Filing: 1968-02-19
•
Granted: 1969-09-09
•
Expires: 1988-02-19
Abstract
No abstract record available.
Inventors
- 👤 Pietro Pensa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:30
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/084; B62D55/0842
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1216681A
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US1258602A
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US1443768A
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US2063035A
Cited
US2519974A
Cited
US2670249A
Cited
US2741377A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |