US3000673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extension axles for tractors
Assignee: Individual
•
Filing: 1959-03-26
•
Granted: 1961-09-19
•
Expires: 1979-03-26
Abstract
No abstract record available.
Inventors
- 👤 Warren S Lansing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:42
CPC Classifications
B; B60; B60B; B60B35/00; B60B35/02; B60B35/10; B60B35/1009; B60B35/1027; B60B35/1072; B60B35/109; B60B2310/00; B60B2310/30; B60B2310/305; B60B2310/306; B60Y; B60Y2200/00; B60Y2200/20; B60Y2200/22; B60Y2200/221
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1529845A
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US1470283A
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US1822093A
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US2318802A
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US2604332A
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US2569590A
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US2562720A
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US2637598A
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US2819117A
Cited
US2804157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |