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Patent US2949968A successfully refreshed from Google Patents.
US2949968A
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Coulter assembly
Assignee: Individual
•
Filing: 1956-05-01
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Granted: 1960-08-23
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Expires: 1976-05-01
Abstract
No abstract record available.
Inventors
- 👤 Stoner Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:26
CPC Classifications
A; A01; A01B; A01B15/00; A01B15/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US787016A
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US837491A
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US1104569A
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US1097299A
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US1197173A
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US1273898A
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US1281339A
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US1298209A
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US2364878A
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US2403209A
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US2762285A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |