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US2564556A
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Assignee: RCA Corp
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Filing: 1948-02-26
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Granted: 1951-08-14
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Expires: 1968-02-26
Abstract
No abstract record available.
Inventors
- 👤 Artzt Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:33
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/00095; H04N1/00103; H04B; H04B3/00; H04B3/02; H04B3/04
Claims Analysis
Total Claims: 0
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US2226728A
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US2446635A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |