US2090881A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Footwear
Assignee: Individual
•
Filing: 1936-04-20
•
Granted: 1937-08-24
•
Expires: 1956-04-20
Abstract
No abstract record available.
Inventors
- 👤 Wilmer S Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:12
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/14; A43B13/22; A43B13/223; A43B13/18; A43B13/20; A43C; A43C15/00; A43C15/16; A43C15/168
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-08-23 | 1941-02-22 | 1941-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-23 | 1945-02-22 | 1945-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-23 | 1949-02-22 | 1949-08-24 | $7700.00 | Window Closed / Lapsed |