US2628535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gun control system
Assignee: Glenn L Martin Co
•
Filing: 1949-11-15
•
Granted: 1953-02-17
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Expires: 1969-11-15
Abstract
No abstract record available.
Inventors
- 👤 David D Terwilliger
- 👤 Mazur Harry
- 👤 Jr Lester L Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:12
CPC Classifications
F; F41; F41A; F41A27/00; F41A27/02; F41A23/00; F41A23/20; F41A27/28; F41G; F41G3/00; F41G5/00; F41G5/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-17 | 1956-08-18 | 1957-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-17 | 1960-08-18 | 1961-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-17 | 1964-08-18 | 1965-02-17 | $7700.00 | Window Closed / Lapsed |