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US2805318A Expired / Lapsed US ⏱️ 0.0 years remaining

Welding apparatus

Assignee: FED MACHINE AND WELDER Co
•
Filing: 1955-07-26
•
Granted: 1957-09-03
•
Expires: 1975-07-26
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Abstract

No abstract record available.

Inventors

  • 👤 Joseph M Gladd
  • 👤 George H Goldner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 07:33
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1174446A Cited
US1736617A Cited
US2417075A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-09-02 1961-03-04 1961-09-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-09-02 1965-03-04 1965-09-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-09-02 1969-03-04 1969-09-03 $7700.00 Window Closed / Lapsed

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