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US2129477A Expired / Lapsed US ⏱️ 0.0 years remaining

Adjustable metallic thermostat

Assignee: Vapor Car Heating Co Inc
•
Filing: 1937-09-20
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Granted: 1938-09-06
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Expires: 1957-09-20
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Abstract

No abstract record available.

Inventors

  • 👤 Paul B Parks

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 10:30
CPC Classifications
G; G01; G01K; G01K5/00; G01K5/48; G01K5/56; G01K5/62; H; H01; H01H; H01H37/00; H01H37/02; H01H37/64; H01H37/66

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1941-09-05 1942-03-07 1942-09-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1945-09-05 1946-03-07 1946-09-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1949-09-05 1950-03-07 1950-09-06 $7700.00 Window Closed / Lapsed

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