Patent US5432865A successfully refreshed from Google Patents.
US3453754A
Expired / Lapsed
US
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Composite heel and method of manufacture
Assignee: FERNANDO M RONCI
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Filing: 1967-02-28
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Granted: 1969-07-08
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Expires: 1987-02-28
Abstract
No abstract record available.
Inventors
- 👤 Fernando M Ronci
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:24
CPC Classifications
A; A43; A43B; A43B21/00; A43B21/02; A43B21/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1448049A
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US1368902A
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US1560583A
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US1657686A
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US1710378A
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GB518860A
Cited
US2281390A
Cited
US2968106A
Cited
US3258861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |