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US3012408A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for vaporizing liquefied gases

Assignee: Union Carbide Corp
•
Filing: 1958-07-22
•
Granted: 1961-12-12
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Expires: 1978-07-22
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Abstract

No abstract record available.

Inventors

  • 👤 Warren E Perkins
  • 👤 Charles F Fails
  • 👤 Lyle E Fuller

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 15:27
CPC Classifications
F; F25; F25J; F25J5/00; F25J5/002; F17; F17C; F17C9/00; F17C9/02; F25J5/005; F25J2210/00; F25J2210/50; F25J2290/00; F25J2290/42

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2271648A Cited
US2576985A Cited
US2638754A Cited
US2795114A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-12-11 1965-06-12 1965-12-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-12-11 1969-06-12 1969-12-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-12-11 1973-06-12 1973-12-12 $7700.00 Window Closed / Lapsed

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