Patent US2928193A successfully refreshed from Google Patents.
US2928193A
Expired / Lapsed
US
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Shoe insole
Assignee: Individual
•
Filing: 1958-02-06
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Granted: 1960-03-15
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Expires: 1978-02-06
Abstract
No abstract record available.
Inventors
- 👤 Kristan Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:26
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/1405; A43B7/1415; A43B7/144; A43B13/00; A43B13/38; A43B7/1445
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |