US2581524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making midsole-outsole assemblies for shoes
Assignee: JOYCE Inc
•
Filing: 1948-06-25
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Granted: 1952-01-08
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Expires: 1968-06-25
Abstract
No abstract record available.
Inventors
- 👤 George C Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:46
CPC Classifications
B; B29; B29D; B29D35/00; B29D35/12; B29D35/14; B29D35/142; A; A43; A43B; A43B13/00; A43B13/02; A43B13/12; A43B13/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |