US2586437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Powder train interrupter
Assignee: United States Department of the Navy
•
Filing: 1943-11-13
•
Granted: 1952-02-19
•
Expires: 1963-11-13
Abstract
No abstract record available.
Inventors
- 👤 Rabinow Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:34
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE314716C
Cited
US1280521A
Cited
GB257335A
Cited
US1715513A
Cited
US2014393A
Cited
US2130720A
Cited
US2167302A
Cited
US2069259A
Cited
US2388691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |