US2691116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color-kinescopes, etc.
Assignee: RCA Corp
•
Filing: 1953-03-31
•
Granted: 1954-10-05
•
Expires: 1973-03-31
Abstract
No abstract record available.
Inventors
- 👤 Harrison S Allwine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:50
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/08; H01J31/10; H01J31/20; H01J31/201; H01J31/203; H01J31/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR866065A
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USRE23672E
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US2595548A
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US2539096A
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US2625666A
Cited
US2556864A
Cited
US2653263A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |