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US2049099A Expired / Lapsed US ⏱️ 0.0 years remaining

Ultraviolet radiation apparatus

Assignee: Claude Paz et Visseaux SA
•
Filing: 1932-06-20
•
Granted: 1936-07-28
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Expires: 1952-06-20
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Abstract

No abstract record available.

Inventors

  • 👤 Axelos Jeanne Goude
  • 👤 Claude Andre

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 08:32
CPC Classifications
A; A61; A61N; A61N5/00; A61N5/06; H; H01; H01J; H01J61/00; H01J61/02; H01J61/12; H01J61/16; H01J65/00; H01J65/04; H01J65/042; H01J65/048; H05; H05B; H05B41/00; H05B41/14; H05B41/16; H05B41/20; H05B41/23; H05B41/232; Y; Y02; Y02B; Y02B20/00

Claims Analysis

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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1939-07-28 1940-01-27 1940-07-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1943-07-28 1944-01-27 1944-07-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1947-07-28 1948-01-27 1948-07-28 $7700.00 Window Closed / Lapsed

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