US2740071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television
Assignee: CBS Broadcasting Inc
•
Filing: 1950-05-11
•
Granted: 1956-03-27
•
Expires: 1970-05-11
Abstract
No abstract record available.
Inventors
- 👤 Peter C Goldmark
- 👤 James J Reeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:11
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/14; H04N5/20; H04N5/205; H04N5/208; H04N11/00; H04N11/06; H04N11/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2243599A
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US2273163A
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US2386728A
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US2344810A
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US2463969A
Cited
US2700741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |