Patent US2494954A successfully refreshed from Google Patents.
US2494954A
Expired / Lapsed
US
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Apparatus for continuous anodizing of sheet metal
Assignee: Reynolds Metals Co
•
Filing: 1946-02-02
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Granted: 1950-01-17
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Expires: 1966-02-02
Abstract
No abstract record available.
Inventors
- 👤 James F Mason
- 👤 Frederick H Hesch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:07
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/005; C25D11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US821622A
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US1069151A
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US1484653A
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US1793914A
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US1794973A
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US2044415A
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US2019994A
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US2057315A
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US2214876A
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DE688156C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-16 | 1953-07-18 | 1954-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-16 | 1957-07-18 | 1958-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-16 | 1961-07-18 | 1962-01-17 | $7700.00 | Window Closed / Lapsed |