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:
Jan. 16, 1990
Filed:
Aug. 22, 1988
Applicant:
Inventors:
Rudolf Gambert, Arfrade, DE;
Uwe Kuehn, Lubeck, DE;
Assignee:
Dragerwerk AG, Lubeck, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
204415 ;
Abstract
An electrochemical gaseous measurement cell includes a housing with an anode and a cathode arranged in spaced locations in an acid electrolyte for galvanic measurement of gases which comprises an aqueous solution of an organic acid containing a polyfunctional groups suitable to yield protons during the measurement. The container, or housing, also has a membrane at an opening thereof which is permeable to oxygen.
Gambert, Rudolf. (1990). Electrochemical gaseous measurement cell (U.S. Patent No. 4894138). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4894138
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile