US3019062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor track
Assignee: Textron Systems Corp
•
Filing: 1958-09-24
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Granted: 1962-01-30
•
Expires: 1978-09-24
Abstract
No abstract record available.
Inventors
- 👤 Omer M Long
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:13
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/18; B62D55/24; B62D55/253
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US208198A
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US432804A
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US1693833A
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US2244422A
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US2332313A
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US2338550A
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US2410507A
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US2575813A
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US2452752A
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US2516115A
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US2796302A
Cited
US2770402A
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FR1146925A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |