Patent US5171661A successfully refreshed from Google Patents.
US2875456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heel rest for pulling-over machines
Assignee: Individual
•
Filing: 1957-12-10
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Granted: 1959-03-03
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Expires: 1977-12-10
Abstract
No abstract record available.
Inventors
- 👤 Frank Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:12
CPC Classifications
A; A43; A43D; A43D113/00; A43D23/00; A43D23/02; A43D23/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2134148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |