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US2462018A Expired / Lapsed US ⏱️ 0.0 years remaining

X-ray opaque marking means

Assignee: Harris Corp
•
Filing: 1944-07-27
•
Granted: 1949-02-15
•
Expires: 1964-07-27
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Abstract

No abstract record available.

Inventors

  • 👤 William H Wood

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 17:38
CPC Classifications
G; G03; G03B; G03B42/00; G03B42/02; G03B42/04; G03B42/047

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US471438A Cited
US1278010A Cited
US1396415A Cited
US1511874A Cited
US1602688A Cited
GB305209A Cited
US1918996A Cited
US2046557A Cited
US2162178A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-02-15 1952-08-16 1953-02-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-02-15 1956-08-16 1957-02-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-02-15 1960-08-16 1961-02-15 $7700.00 Window Closed / Lapsed

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