US2863230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioned sole and heel for shoes
Assignee: Individual
•
Filing: 1957-03-15
•
Granted: 1958-12-09
•
Expires: 1977-03-15
Abstract
No abstract record available.
Inventors
- 👤 Cortina Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:45
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/14; A43B13/18; A43B13/20; A43B21/00; A43B21/24; A43B21/26; A43B21/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US795502A
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US856387A
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US1036821A
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US1010187A
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US1241142A
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US1942883A
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US2151152A
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US2303744A
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US2441879A
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US2604707A
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US2751692A
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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) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |