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US2651203A Expired / Lapsed US ⏱️ 0.0 years remaining

Temperature indicator

Assignee: Weston Electric Instrument Corp
•
Filing: 1950-10-03
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Granted: 1953-09-08
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Expires: 1970-10-03
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Abstract

No abstract record available.

Inventors

  • 👤 Anthony H Lamb

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:56
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US737838A Cited
US1216827A Cited
GB285882A Cited
US1729298A Cited
US1868911A Cited
US2035334A Cited
CH176392A Cited
US2072441A Cited
US2104218A Cited
US2313688A Cited
GB574849A Cited
US2430290A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-09-07 1957-03-09 1957-09-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-09-07 1961-03-09 1961-09-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-09-07 1965-03-09 1965-09-08 $7700.00 Window Closed / Lapsed

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