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US3003349A Expired / Lapsed US ⏱️ 0.0 years remaining

Warning system

Assignee: Arthur D Little Inc
•
Filing: 1959-03-09
•
Granted: 1961-10-10
•
Expires: 1979-03-09
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Abstract

No abstract record available.

Inventors

  • 👤 Sullivan Frederick
  • 👤 Eaton Samuel Edward

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 05:44
CPC Classifications
G; G01; G01M; G01M3/00; G01M3/02; G01M3/04; G01M3/20; G01M3/22; G01M3/226; G21; G21C; G21C17/00; G21C17/02; G21C17/04; G21C17/048; Y; Y02; Y02E; Y02E30/00; Y02E30/30

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US243741A Cited
US339206A Cited
US2096099A Cited
US2844735A Cited
US2846872A Cited
US2518327A Cited
US2878392A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-10-09 1965-04-10 1965-10-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-10-09 1969-04-10 1969-10-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-10-09 1973-04-10 1973-10-10 $7700.00 Window Closed / Lapsed

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