Patent US6374098B1 successfully refreshed from Google Patents.
US2747484A
Expired / Lapsed
US
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Tractor mounted tool bar
Assignee: Case LLC
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Filing: 1952-12-05
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Granted: 1956-05-29
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Expires: 1972-12-05
Abstract
No abstract record available.
Inventors
- 👤 John B Fraga
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:00
CPC Classifications
A; A01; A01B; A01B35/00; A01B35/02; A01B35/10; A01B35/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US815744A
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US2156571A
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US2337762A
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US2309221A
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US2358298A
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US2482751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |