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US2559525A Expired / Lapsed US ⏱️ 0.0 years remaining

Cathode-ray deflection circuits

Assignee: RCA Corp
•
Filing: 1949-12-31
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Granted: 1951-07-03
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Expires: 1969-12-31
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Abstract

No abstract record available.

Inventors

  • 👤 Arthur W Vance

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 20:49
CPC Classifications
H; H03; H03K; H03K4/00; H03K4/06; H03K4/08; H03K4/10; H03K4/26; H03K4/39; H03K4/43

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2489374A Cited
US2489375A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-07-02 1955-01-01 1955-07-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-07-02 1959-01-01 1959-07-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-07-02 1963-01-01 1963-07-03 $7700.00 Window Closed / Lapsed

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