US3051044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording and projection system
Assignee: General Dynamics Corp
•
Filing: 1959-09-09
•
Granted: 1962-08-28
•
Expires: 1979-09-09
Abstract
No abstract record available.
Inventors
- 👤 Joseph T Mcnaney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:25
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/22; G03G15/32; G03G15/326; G03G15/328; G03G15/221
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB723534A
Cited
US1856541A
Cited
US2030654A
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FR817447A
Cited
US2305838A
Cited
US2690394A
Cited
US2770163A
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US2859673A
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US2972741A
Cited
US2959095A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |