US2567028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foot support
Assignee: Individual
•
Filing: 1950-01-04
•
Granted: 1951-09-04
•
Expires: 1970-01-04
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Rapisarda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:41
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/1405; A43B7/1415; A43B7/1425; A43B7/1435; A43B7/1445; A43B7/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1426258A
Cited
US1281987A
Cited
US1336278A
Cited
US1380504A
Cited
US1550715A
Cited
US1775957A
Cited
US2383583A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |