Patent US3002297A successfully refreshed from Google Patents.
US3002297A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Footwear
Assignee: Individual
•
Filing: 1960-02-19
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Granted: 1961-10-03
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Expires: 1980-02-19
Abstract
No abstract record available.
Inventors
- 👤 Mary D Neilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:34
CPC Classifications
A; A43; A43B; A43B3/00; A43B3/12; A43B3/124
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1463672A
Cited
US2108849A
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US2254184A
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US2388744A
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US2367092A
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US2468573A
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US2407556A
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US2680309A
Cited
US2862311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |