US3433398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic bridle unit for winding steel strip
Assignee: Armco Inc
•
Filing: 1967-04-10
•
Granted: 1969-03-18
•
Expires: 1987-04-10
Abstract
No abstract record available.
Inventors
- 👤 James P Fadden
- 👤 Frederick L Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:50
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/006; B65; B65H; B65H23/00; B65H23/04; B65H23/06; B65H23/10; B65H23/14; B65H23/18; B65H23/188; B65H23/1888
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1230941A
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US1263419A
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US1386813A
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US1546330A
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US2691819A
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US2755917A
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US2723085A
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DE1166523B
Cited
US3150419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |