US2747460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Image combining means for color television apparatus
Assignee: Individual
•
Filing: 1952-07-15
•
Granted: 1956-05-29
•
Expires: 1972-07-15
Abstract
No abstract record available.
Inventors
- 👤 Calvi Pericles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:16
CPC Classifications
G; G02; G02B; G02B27/00; G02B27/10; G02B27/1006; G02B27/102; G02B27/14; G02B27/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2560168A
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US2642487A
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US2621245A
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US2589930A
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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) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |