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.
Patent No.:
Date of Patent:
Sep. 03, 2019
Filed:
Jun. 21, 2017
Applicant:
Abbott Laboratories, Abbott Park, IL (US);
Inventors:
Lyle Yarnell, Allen, TX (US);
Michael Shawn Murphy, Lucas, TX (US);
Assignee:
Abbott Laboratories, Abbott Park, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01F 23/28 (2006.01); G01F 23/00 (2006.01); G01N 35/10 (2006.01); H04B 1/03 (2006.01); G01N 1/14 (2006.01);
U.S. Cl.
CPC ...
G01F 23/28 (2013.01); G01F 23/0061 (2013.01); G01N 35/1009 (2013.01); G01N 35/1011 (2013.01); G01N 35/1079 (2013.01); G01N 2001/1418 (2013.01); G01N 2035/1025 (2013.01); G01N 2035/1093 (2013.01); H04B 1/03 (2013.01);
Abstract
Liquid level sensing apparatus are disclosed. An example liquid level sensing apparatus includes a cannula defining a body having a tip and an access channel. The tip to pierce a container, where the cannula is to be at least partially positioned in the container when the tip pierces the container. A probe is to be positioned in the access channel. A signal source is to electrically energize the probe and the cannula to cause the probe to emit a first signal and cause the cannula to emit a second signal.