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. 09, 1990
Filed:
Sep. 04, 1987
Applicant:
Inventors:
Michael K Robertson, London, CA;
Robert B Henderson, London, CA;
Assignee:
Nutech Energy Systems Inc., London, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
422186 ; 4221863 ; 422905 ; 422 24 ; 261D / ; 250431 ; 250436 ; 250437 ; 250438 ; 210748 ; 210763 ; 2105101 ; 20415744 ; 20415715 ; 204903 ;
Abstract
A purifier for water or air removes, reduces or detoxifies organic pollutants therefrom by causing the fluid to contact a matrix having surfaces with which a fixed anatase (TiO.sub.2) or other photoreactive metal semiconductor material is bonded, in the presence of light of a wavelength that will activate the material.
Robertson, Michael. (1990). Fluid purification (U.S. Patent No. 4892712). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4892712
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile