US2682572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic recording of television programs
Assignee: RCA Corp
•
Filing: 1951-06-01
•
Granted: 1954-06-29
•
Expires: 1971-06-01
Abstract
No abstract record available.
Inventors
- 👤 George K Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:38
CPC Classifications
G; G03; G03B; G03B31/00; G03B31/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2044333A
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US2052792A
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GB377944A
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US1810002A
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US2365567A
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US2420197A
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US2538910A
Cited
US2585034A
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US2615088A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |