Patent US2697974A successfully refreshed from Google Patents.
US2697974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Front mounted bedder
Assignee: Deere and Co
•
Filing: 1950-12-01
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Granted: 1954-12-28
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Expires: 1970-12-01
Abstract
No abstract record available.
Inventors
- 👤 Walter H Silver
- 👤 Robert E Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:03
CPC Classifications
A; A01; A01B; A01B13/00; A01B13/02; A01B61/00; A01B61/04; A01B61/044
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1549825A
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US1614673A
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US1717209A
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US1733914A
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US2151270A
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US2099637A
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US2339225A
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US2337026A
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US2375850A
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US2424372A
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US2525369A
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US2521631A
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US2416189A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |