US2847784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pre-stressed open-chamber gun with rotatable cylinder
Assignee: DARDICK Corp
•
Filing: 1955-01-19
•
Granted: 1958-08-19
•
Expires: 1975-01-19
Abstract
No abstract record available.
Inventors
- 👤 Dardick David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:08
CPC Classifications
F; F41; F41C; F41C27/00; F41A; F41A9/00; F41A9/01; F41A9/24; F41A9/26; F41A9/27; F41A9/38; F41A9/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US35996A
Cited
US40687A
Cited
US378091A
Cited
US467089A
Cited
US1003790A
Cited
GB191420275A
Cited
US1242719A
Cited
US1772507A
Cited
US2362075A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |