US1962256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Training device
Assignee: Individual
•
Filing: 1933-01-30
•
Granted: 1934-06-12
•
Expires: 1953-01-30
Abstract
No abstract record available.
Inventors
- 👤 Everett C Nelson
- 👤 Carl W Ledgerwood
- 👤 George L Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:41
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/36; A63B69/3608; A63B2225/00; A63B2225/09; A63B69/0057; A63B69/0059
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) | 1937-06-11 | 1937-12-11 | 1938-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-06-11 | 1941-12-11 | 1942-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-06-11 | 1945-12-11 | 1946-06-12 | $7700.00 | Window Closed / Lapsed |