US2728812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronizing system
Assignee: RCA Corp
•
Filing: 1950-02-11
•
Granted: 1955-12-27
•
Expires: 1970-02-11
Abstract
No abstract record available.
Inventors
- 👤 Alda V Bedford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:59
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/44; H04N9/455
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2326515A
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US2339536A
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US2378746A
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US2502213A
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US2401384A
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US2463685A
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US2465371A
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US2546972A
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US2539440A
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US2601516A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |