US3058240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Basic shoe unit
Assignee: Individual
•
Filing: 1959-10-09
•
Granted: 1962-10-16
•
Expires: 1979-10-09
Abstract
No abstract record available.
Inventors
- 👤 Charline R Osgood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:09
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2348300A
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US2403442A
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FR1003099A
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US2668304A
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US2539557A
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US2760281A
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US2798312A
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US2838776A
Cited
US2742657A
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US2924849A
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US2917757A
Cited
US2912771A
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US2912772A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |