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US2433920A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: DONALD P MOSSMAN Inc
•
Filing: 1944-10-07
•
Granted: 1948-01-06
•
Expires: 1964-10-07
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Abstract

No abstract record available.

Inventors

  • 👤 Donald P Mossman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 09:24
CPC Classifications
H; H01; H01H; H01H67/00; H01H67/02; H01H67/04; H01H67/06; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/18864

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US595868A Cited
GB254793A Cited
GB432126A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1951-01-05 1951-07-07 1952-01-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1955-01-05 1955-07-07 1956-01-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1959-01-05 1959-07-07 1960-01-06 $7700.00 Window Closed / Lapsed

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