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:
Jun. 15, 1993
Filed:
Apr. 25, 1991
Applicant:
Inventors:
Yehuda Mazur, Rehovot, IL;
Aureliu Acher, Ramat-Gan, IL;
Lea Shragina, Rehovot, IL;
Moshe Avramoff, Rehovot, IL;
Assignee:
Yeda Research and Development Company Limited, Rehovot, IL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07H / ; C07H / ;
U.S. Cl.
CPC ...
536174 ; 536 55 ; 548405 ;
Abstract
Novel 3,7-disubstituted phenothiazinium salts are active in the photochemical disinfection of aqueous effluents. The novel salts are of the general formula ##STR1## wherein: either R.sub.1 is a saccharide residue;