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:
Jul. 19, 1988
Filed:
May. 14, 1986
Applicant:
Inventors:
Lai Ogunbiyi, Fairport, NY (US);
Francis X Smith, Walworth, NY (US);
Thomas M Riedhammer, Toms River, NJ (US);
Assignee:
Bausch & Lomb Incorporated, Rochester, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514635 ; 424 78 ;
Abstract
A preserving solution comprising a microbicidally or fungicidally effective amount of a biguanide or water-soluble salt thereof, in combination with a buffer system, said biguanide having the formula: ##STR1## wherein n is from 1 to 500, said biguanide being present in an amount from 0.000001 to 0.0003 weight percent, useful for preserving, for example, a cosmetic formulation.