US2923549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tow target launcher for use on airborne vehicles
Assignee: DEL MAR ENGINEERING LAB Inc
•
Filing: 1955-10-31
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Granted: 1960-02-02
•
Expires: 1975-10-31
Abstract
No abstract record available.
Inventors
- 👤 Robert J Hopper
- 👤 Mar Bruce E Del
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:54
CPC Classifications
F; F41; F41J; F41J9/00; F41J9/08; F41J9/10; B; B64; B64D; B64D3/00; B64D3/02; B65; B65H; B65H59/00; B65H59/02; B65H59/04; B65H2403/00; B65H2403/60; B65H2403/61
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2495732A
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US2137450A
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US2272213A
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US2410451A
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US2432371A
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US2460194A
Cited
US2502650A
Cited
US2499012A
Cited
GB667202A
Cited
US2760777A
Cited
US2751167A
Cited
US2813719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |