Patent US3413414A successfully refreshed from Google Patents.
US3413414A
Expired / Lapsed
US
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Television frame synchronizing apparatus
Assignee: Rank Bush Murphy Ltd
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Filing: 1965-04-09
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Granted: 1968-11-26
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Expires: 1985-04-09
Abstract
No abstract record available.
Inventors
- 👤 Baldwin John Lewis Edwin
- 👤 Millward John David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:52
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/04; H04N5/12; H04N5/126; H04N5/06; H04N5/067; H04N5/073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2752424A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |