US2120987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing orthopedic shoes and product thereof
Assignee: Individual
•
Filing: 1935-08-06
•
Granted: 1938-06-21
•
Expires: 1955-08-06
Abstract
No abstract record available.
Inventors
- 👤 Alan E Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:26
CPC Classifications
A; A43; A43D; A43D1/00; A43D1/02; A43D1/022; A43B; A43B5/00; A43B5/16; A43B5/1666; A43B7/00; A43B7/14; A43B7/28; Y; Y10; Y10S; Y10S264/00; Y10S264/30
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) | 1941-06-20 | 1941-12-20 | 1942-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-06-20 | 1945-12-20 | 1946-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-06-20 | 1949-12-20 | 1950-06-21 | $7700.00 | Window Closed / Lapsed |