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US2594970A Expired / Lapsed US ⏱️ 0.0 years remaining

Viewing device for radioactive materials

Assignee: United States Atomic Energy Commission
•
Filing: 1946-12-31
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Granted: 1952-04-29
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Expires: 1966-12-31
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Abstract

No abstract record available.

Inventors

  • 👤 George S Monk

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:31
CPC Classifications
G; G02; G02B; G02B23/00; G02B23/24; G02B23/2476; G02B23/2492; G21; G21C; G21C17/00; G21C17/06; G21F; G21F7/00; G21F7/02; Y; Y02; Y02E; Y02E30/00; Y02E30/30

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1242377A Cited
US1614466A Cited
US1837846A Cited
US2153010A Cited
US2196922A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-04-29 1955-10-29 1956-04-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-04-29 1959-10-29 1960-04-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-04-29 1963-10-29 1964-04-29 $7700.00 Window Closed / Lapsed

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