Patent US3413739A successfully refreshed from Google Patents.
US3413739A
Expired / Lapsed
US
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Means for fixing a digging tooth to the leading edge of the tool of an earth workingmachine
Assignee: Poclain SA
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Filing: 1965-10-05
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Granted: 1968-12-03
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Expires: 1985-10-05
Abstract
No abstract record available.
Inventors
- 👤 Gabriel L Guinot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:47
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/28; E02F9/2808; E02F9/2816; E02F9/2833
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US943775A
Cited
US1419047A
Cited
US1917431A
Cited
US1805527A
Cited
US1874783A
Cited
US2305653A
Cited
US2472892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |