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:
Nov. 02, 2021

Filed:

Aug. 05, 2019
Applicant:

Rheosense, Inc., San Ramon, CA (US);

Inventor:

Seong-Gi Baek, Pleasanton, CA (US);

Assignee:

Rheosense, Inc., San Ramon, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 11/02 (2006.01); G01N 11/08 (2006.01); G01N 25/04 (2006.01); G01N 33/487 (2006.01); G01N 11/00 (2006.01);
U.S. Cl.
CPC ...
G01N 11/02 (2013.01); G01N 11/08 (2013.01); G01N 25/04 (2013.01); G01N 33/487 (2013.01); G01N 2011/002 (2013.01); G01N 2011/0026 (2013.01);
Abstract

A viscometer includes a viscosity sensor with a liquid flow channel and at least two pressure sensors positioned along the liquid flow channel and configured to measure a pressure drop of a liquid flowing through the liquid flow channel, and a dispensing mechanism configured to cause dispensing of a liquid from the syringe to the viscosity sensor at a known flow rate. The dispensing mechanism and the viscosity sensor are configured to couple with a syringe configured to contain a liquid. The viscometer further includes an electronic controller configured to control operations of the dispensing mechanism and receive and process data from the viscosity sensor. The viscometer includes a sample loading interface, included in the syringe, through which the viscometer is configured to receive the liquid. The sample loading interface includes a selection valve coupled with, and located between, the viscosity sensor and the syringe.


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