US2239325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lacing device
Assignee: JOHN E SCHEIN
•
Filing: 1939-12-26
•
Granted: 1941-04-22
•
Expires: 1959-12-26
Abstract
No abstract record available.
Inventors
- 👤 Ernest E Hills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:13
CPC Classifications
A; A43; A43C; A43C5/00; Y; Y10; Y10T; Y10T24/00; Y10T24/37; Y10T24/3768; Y10T24/3779; Y10T24/3784
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) | 1944-04-21 | 1944-10-21 | 1945-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-04-21 | 1948-10-21 | 1949-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-04-21 | 1952-10-21 | 1953-04-22 | $7700.00 | Window Closed / Lapsed |