Patent US2552943A successfully refreshed from Google Patents.
US2552943A
Expired / Lapsed
US
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Shoe having a detachable upper
Assignee: Jones & Malyon Ltd
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Filing: 1948-04-30
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Granted: 1951-05-15
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Expires: 1968-04-30
Abstract
No abstract record available.
Inventors
- 👤 Danielius Edgaras
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:37
CPC Classifications
A; A43; A43C; A43C11/00; A43C11/12; A43B; A43B3/00; A43B3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2112613A
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US2183277A
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US2178025A
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US2236367A
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US2368314A
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US2367537A
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US2438711A
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US2407556A
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US2430338A
Cited
US2434024A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |