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US2669593A Expired / Lapsed US ⏱️ 0.0 years remaining

Aspirator thermocouple mounting for measuring the temperature of hot gases

Assignee: United States Steel Corp
•
Filing: 1951-11-28
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Granted: 1954-02-16
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Expires: 1971-11-28
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Abstract

No abstract record available.

Inventors

  • 👤 Bernard M Larsen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 17:26
CPC Classifications
G; G01; G01K; G01K13/00; G01K13/02; G01K13/022

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2368937A Cited
US2563931A Cited
US2581229A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1957-02-15 1957-08-17 1958-02-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1961-02-15 1961-08-17 1962-02-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1965-02-15 1965-08-17 1966-02-16 $7700.00 Window Closed / Lapsed

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