Patent US3051451A successfully refreshed from Google Patents.
US3496086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cleaning metal strands
Assignee: United States Steel Corp
•
Filing: 1967-06-08
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Granted: 1970-02-17
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Expires: 1987-06-08
Abstract
No abstract record available.
Inventors
- 👤 Stanley L Stalson
- 👤 Charles D Stricker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:05
CPC Classifications
C; C25; C25F; C25F7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1068411A
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US1355521A
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US1745912A
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US2267146A
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US2244423A
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US2445675A
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US2725352A
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US2876132A
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US3359189A
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US3414501A
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US3429798A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |