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:
Dec. 12, 1978
Filed:
Apr. 22, 1977
Fred K Rubin, Leonia, NJ (US);
Lever Brothers Company, New York, NY (US);
Abstract
Pourable, stable, liquid, abrasive compositions capable of removing manganese-ion derived discolorations from hard surfaces comprising a solid phase homogeneously dispersed and stabilized within an aqueous liquid phase are disclosed. Said solid phase comprises a water insoluble abrasive material. Said liquid phase comprises a stabilizing mixture, of a tertiary mixture of synthetic anionic surfactant, soap, and a nonionic surfactant, and an electrolyte system, said system comprising a stain removing amount of at least one electrolyte selected from the group consisting of an alkali metal salt of dihydroxy maleic acid, an alkali metal salt of dihydroxy tartaric acid, and mixtures thereof.