Patent JPS57157302A successfully refreshed from Google Patents.
US2669914A
Expired / Lapsed
US
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Method of making metal foil pans
Assignee: ALUMINUM FOIL PACKAGING Co
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Filing: 1950-06-12
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Granted: 1954-02-23
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Expires: 1970-06-12
Abstract
No abstract record available.
Inventors
- 👤 William G Swaine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:53
CPC Classifications
A; A21; A21B; A21B3/00; A21B3/13; A21B3/131; A47; A47J; A47J36/00; A47J36/02; A47J36/022; B; B21; B21D; B21D51/00; B21D51/16; B21D51/26; B21D51/2646
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1304740A
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US820976A
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US927537A
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US1403642A
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US1438698A
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US2125793A
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US2216147A
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US2358457A
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GB560356A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |