US2751691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe construction
Assignee: Individual
•
Filing: 1954-09-30
•
Granted: 1956-06-26
•
Expires: 1974-09-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Otis T Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:34
CPC Classifications
A; A43; A43C; A43C13/00; A43C13/14; A43B; A43B1/00; A43B1/0027; A43B3/00; A43B3/24; A43B9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US50236A
Cited
US631821A
Cited
US1234445A
Cited
US1463514A
Cited
US1654445A
Cited
US2279453A
Cited
US2292297A
Cited
US2419390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-26 | 1959-12-26 | 1960-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-26 | 1963-12-26 | 1964-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-26 | 1967-12-26 | 1968-06-26 | $7700.00 | Window Closed / Lapsed |