US2810215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe heel protector
Assignee: Individual
•
Filing: 1956-04-05
•
Granted: 1957-10-22
•
Expires: 1976-04-05
Abstract
No abstract record available.
Inventors
- 👤 Cleve Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:55
CPC Classifications
A; A43; A43C; A43C13/00; A43C13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US279559A
Cited
US318035A
Cited
US357386A
Cited
US555709A
Cited
US1095325A
Cited
US2398092A
Cited
GB620742A
Cited
US2562265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |