US2558689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable diameter winder shaft
Assignee: DJ Murray Manufacturing Co
•
Filing: 1948-03-05
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Granted: 1951-06-26
•
Expires: 1968-03-05
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:46
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H75/24; B65H75/242; B65H75/246
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US854661A
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US1077110A
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US1492291A
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US1719730A
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US1885192A
Cited
US1957974A
Cited
US2198421A
Cited
US2274681A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-25 | 1954-12-25 | 1955-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-25 | 1958-12-25 | 1959-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-25 | 1962-12-25 | 1963-06-26 | $7700.00 | Window Closed / Lapsed |