US3387824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interdiction device
Assignee: General Dynamics Corp
•
Filing: 1967-03-03
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Granted: 1968-06-11
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Expires: 1987-03-03
Abstract
No abstract record available.
Inventors
- 👤 Jonas Julius
- 👤 Frank X Pfenneberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:42
CPC Classifications
F; F41; F41H; F41H11/00; F41H11/08; E; E01; E01F; E01F13/00; E01F13/12
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) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |