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:
Nov. 23, 1976
Filed:
May. 27, 1975
Applicant:
Inventors:
Joseph Howanitz, Wayne, NJ (US);
Irwin Greenberg, Brooklyn, NY (US);
Assignee:
Fine Organics Inc., Lodi, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
252142 ; 252544 ; 252546 ; 252548 ;
Abstract
An acid cleaner and brightener concentrate composition comprising a dicarboxylic acid, an amine and water having a pH of about 1 to about 3 is useful in removal of tenacious soil, such as tarnish, discoloration, corrosion and oxidation products from vehicles, such as railroad rolling stock, without subsequent harm to surfaces, including coated polycarbonate glass substitute.