US1407969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Land torpedo
Assignee: Holt Manufacturing Co
•
Filing: 1918-09-26
•
Granted: 1922-02-28
•
Expires: 1938-09-26
Abstract
No abstract record available.
Inventors
- 👤 Elmer E Wickersham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:52
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/87; B; B62; B62D; B62D55/00; B62D55/08; B62D55/10; F41H; F41H7/00; F41H7/005; F42; F42B; F42B23/00; Y; Y10; Y10S; Y10S414/00; Y10S414/122
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) | 1925-02-27 | 1925-08-29 | 1926-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-02-27 | 1929-08-29 | 1930-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-02-27 | 1933-08-29 | 1934-02-28 | $7700.00 | Window Closed / Lapsed |