US1533668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of footwear
Assignee: Respro Inc
•
Filing: 1924-08-15
•
Granted: 1925-04-14
•
Expires: 1944-08-15
Abstract
No abstract record available.
Inventors
- 👤 Harry H Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:30
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/02; A43B23/0245; A43B23/025; A43B23/0205; A43B23/021; A43B23/0235
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) | 1928-04-13 | 1928-10-13 | 1929-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-04-13 | 1932-10-13 | 1933-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-04-13 | 1936-10-13 | 1937-04-14 | $7700.00 | Window Closed / Lapsed |