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:
Nov. 26, 2019
Filed:
Dec. 17, 2015
#1a Lifesafer, Inc., Cincinnati, OH (US);
Nicholas M. Trainor, Wake Forest, NC (US);
Louis Urani, Morrisville, NC (US);
James Hu, Raleigh, NC (US);
Jeffrey Vatter, Raleigh, NC (US);
Scott A. Galvin, Chapel Hill, NC (US);
David Hamo, Raleigh, NC (US);
William H. Collins, Cary, NC (US);
James Dunn, Raleigh, NC (US);
#1 A LifeSafer, Inc., Blue Ash, OH (US);
Abstract
A chemical impairment detection system adaptable for use in a vehicle. The impairment detection system includes an intake adapted to receive an air sample from a source and an alcohol sensor for detecting an alcohol level in the air sample. An integrated breath chamber channels the air sample from the intake to the alcohol sensor. Source evaluator means in the breath chamber measure one or more characteristics of the received air sample for validating the sample. The source evaluator means measures the air sample characteristics as the air sample flows through the breath chamber.