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US2564150A Expired / Lapsed US ⏱️ 0.0 years remaining

Tensiometer

Assignee: Clemson Agricultural College of South Carolina
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Filing: 1949-03-14
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Granted: 1951-08-14
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Expires: 1969-03-14
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Abstract

No abstract record available.

Inventors

  • 👤 Hugh M Brown

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 07:16
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/08; G01N3/14; G01N2203/00; G01N2203/003; G01N2203/0032; G01N2203/0035; G01N2203/02; G01N2203/026; G01N2203/0262; G01N2203/0278; G01N2203/028

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

DE313564C Cited
US1400776A Cited
GB199152A Cited
GB242348A Cited
US2372434A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-08-13 1955-02-12 1955-08-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-08-13 1959-02-12 1959-08-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-08-13 1963-02-12 1963-08-14 $7700.00 Window Closed / Lapsed

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