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US2677012A
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Apparatus and method for recording television programs
Assignee: Individual
•
Filing: 1949-03-23
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Granted: 1954-04-27
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Expires: 1969-03-23
Abstract
No abstract record available.
Inventors
- 👤 Walter H Bach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:33
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/84; H04N5/843; H04N5/846
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US904212A
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US1270612A
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US1847642A
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US2251786A
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US2398642A
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US2329624A
Cited
US2404839A
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US2414319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |