US1447765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe-finishing machine
Assignee: CHAMPION SHOE MACHINERY Co
•
Filing: 1921-08-01
•
Granted: 1923-03-06
•
Expires: 1941-08-01
Abstract
No abstract record available.
Inventors
- 👤 Stephen A Dobyne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:44
CPC Classifications
A; A43; A43D; A43D95/00; A43D95/08; Y; Y10; Y10S; Y10S29/00; Y10S29/059; Y10S29/086
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) | 1926-03-05 | 1926-09-04 | 1927-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-03-05 | 1930-09-04 | 1931-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-03-05 | 1934-09-04 | 1935-03-06 | $7700.00 | Window Closed / Lapsed |