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US3027200A
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Tractor tracks
Assignee: Textron Systems Corp
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Filing: 1959-11-16
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Granted: 1962-03-27
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Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Robert V Patterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:45
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)
US432804A
Cited
US2244422A
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US2338550A
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US2575813A
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US2592916A
Cited
US2796302A
Cited
US2881904A
Cited
US2912098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |