Patent US2703550A successfully refreshed from Google Patents.
US2703550A
Expired / Lapsed
US
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Apparatus for descaling and coating wire
Assignee: Northwestern Steel and Wire Co
•
Filing: 1952-01-09
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Granted: 1955-03-08
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Expires: 1972-01-09
Abstract
No abstract record available.
Inventors
- 👤 George W Bell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:34
CPC Classifications
B; B21; B21C; B21C9/00; B21C43/00; B21C43/02; B21C43/04; B24; B24B; B24B31/00; B24B31/02; B24B31/0206; Y; Y10; Y10T; Y10T29/00; Y10T29/45; Y10T29/47
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1611920A
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US832288A
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US871598A
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US1176452A
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US1833025A
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US1884713A
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US2199496A
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US2299689A
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US2531553A
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US2460989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-07 | 1958-09-06 | 1959-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-07 | 1962-09-06 | 1963-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-07 | 1966-09-06 | 1967-03-08 | $7700.00 | Window Closed / Lapsed |