Patent US2943583A successfully refreshed from Google Patents.
US2943583A
Expired / Lapsed
US
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Reel trailer and cable layer
Assignee: F B RYAN Manufacturing CO
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Filing: 1958-04-30
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Granted: 1960-07-05
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Expires: 1978-04-30
Abstract
No abstract record available.
Inventors
- 👤 Francis B Ryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:02
CPC Classifications
E; E02; E02F; E02F5/00; E02F5/02; E02F5/10; E02F5/102; H; H02; H02G; H02G1/00; H02G1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |