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US2665322A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of making thermocouples

Assignee: Revere Corp of America
•
Filing: 1951-06-04
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Granted: 1954-01-05
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Expires: 1971-06-04
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Abstract

No abstract record available.

Inventors

  • 👤 Dennison H Macdonald

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 06:12
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/02; G01K7/04; Y; Y10; Y10S; Y10S439/00; Y10S439/913; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/4989

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1365465A Cited
US2216835A Cited
US2250156A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1957-01-04 1957-07-06 1958-01-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1961-01-04 1961-07-06 1962-01-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1965-01-04 1965-07-06 1966-01-05 $7700.00 Window Closed / Lapsed

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