Patent US2852864A successfully refreshed from Google Patents.
US2852864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe heels
Assignee: Individual
•
Filing: 1957-01-16
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Granted: 1958-09-23
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Expires: 1977-01-16
Abstract
No abstract record available.
Inventors
- 👤 Justin P Quirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:51
CPC Classifications
A; A43; A43B; A43B21/00; A43B21/36; A43B21/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE18959E
Cited
US1874773A
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US1952330A
Cited
US2263186A
Cited
US2324591A
Cited
US2600819A
Cited
US2787843A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |