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Patent US2691832A successfully refreshed from Google Patents.
US2691832A
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US
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Platform shoe
Assignee: Individual
•
Filing: 1951-09-07
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Granted: 1954-10-19
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Expires: 1971-09-07
Abstract
No abstract record available.
Inventors
- 👤 Hillis N Lurie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:18
CPC Classifications
A; A43; A43B; A43B9/00; A43B9/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1239628A
Cited
US1278375A
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US1717968A
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US1930304A
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US2276949A
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US2464355A
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US2436050A
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US2547480A
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US2611978A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |