US1983609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming shoe
Assignee: Individual
•
Filing: 1933-10-16
•
Granted: 1934-12-11
•
Expires: 1953-10-16
Abstract
No abstract record available.
Inventors
- 👤 Willis T Hudson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:36
CPC Classifications
A; A63; A63B; A63B31/00; A63B31/08; A63B31/14; A63B31/10; A63B31/11; A63B2031/115; A63B2031/117
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) | 1937-12-10 | 1938-06-11 | 1938-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-12-10 | 1942-06-11 | 1942-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-12-10 | 1946-06-11 | 1946-12-11 | $7700.00 | Window Closed / Lapsed |