Patent US2825849A successfully refreshed from Google Patents.
US2825849A
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US
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Cathode ray tube deflection and high voltage apparatus
Assignee: RCA Corp
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Filing: 1954-06-29
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Granted: 1958-03-04
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Expires: 1974-06-29
Abstract
No abstract record available.
Inventors
- 👤 Paul M Lufkin
- 👤 Charles C Iden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:16
CPC Classifications
H; H01; H01F; H01F38/00; H01F38/42; H04; H04N; H04N3/00; H04N3/10; H04N3/16; H04N3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2476854A
Cited
US2513160A
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US2476164A
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US2668911A
Cited
US2639319A
Cited
US2611106A
Cited
US2678413A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |