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:
May. 13, 2003
Filed:
Jul. 12, 2001
Applicant:
Inventors:
Cody Zane Slater, Alberta, CA;
John Robert Finbow, Hampshire, GB;
Assignee:
BW Technologies Limited, Calgary, CA;
Primary Examiner:
Int. Cl.
CPC ...
G01N 2/7404 ;
U.S. Cl.
CPC ...
G01N 2/7404 ;
Abstract
A combined toxic gas sensor and an oxygen sensor includes a sensor body with a top plate provided with a toxic gas diffusion barrier leading to a chamber from having an outlet aperture registering with the diffusion barrier of the oxygen sensor.