The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 14, 2023

Filed:

Mar. 16, 2020
Applicant:

Meter Group, Inc. Usa, Pullman, WA (US);

Inventors:

Scott H. Campbell, Pullman, WA (US);

Gaylon S. Campbell, Pullman, WA (US);

Benjamin J. Walden, Moscow, ID (US);

Zachary J. Campbell, Pullman, WA (US);

Assignee:

METER GROUP, INC. USA, Pullman, WA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/10 (2006.01); G01K 7/02 (2021.01); G01N 27/22 (2006.01);
U.S. Cl.
CPC ...
G01N 33/10 (2013.01); G01K 7/02 (2013.01); G01N 27/223 (2013.01);
Abstract

Methods and system for determining water activity of a sample material are disclosed in which a sample material is positioned in a water activity measurement device, a plurality of water activity values of the sample material are measured at a respective plurality of points of time, with the plurality of points in time preceding an equilibrium state of the water activity of the sample material, the plurality of water activity values over time are log-transformed, a trendline of the plurality of water activity values over time is calculated, and the trendline is extrapolated to determine an extrapolated water activity value of the sample material at the equilibrium state. These methods and systems can decrease the time needed to determine the water activity of the sample by reliably predicting and estimating water activity well before equilibrium is reached in the measurement chamber.


Find Patent Forward Citations

Campbell, Scott. (2023). Fast water activity measurement system (U.S. Patent No. 11579133). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11579133

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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