US1504714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine gun and hopper feed box therefor
Assignee: Individual
•
Filing: 1922-04-18
•
Granted: 1924-08-12
•
Expires: 1942-04-18
Abstract
No abstract record available.
Inventors
- 👤 Herbert O Russell
- 👤 Paulus Charles Leigh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:17
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/29; F41A9/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
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) | 1927-08-12 | 1928-02-11 | 1928-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-08-12 | 1932-02-11 | 1932-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-08-12 | 1936-02-11 | 1936-08-12 | $7700.00 | Window Closed / Lapsed |