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. 27, 1995
Filed:
Jan. 27, 1993
Applicant:
Inventor:
Ronald Swidler, Palo Alto, CA (US);
Assignee:
Cal-West Automotive, Los Altos, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ; C08L / ; B05D / ;
U.S. Cl.
CPC ...
524389 ; 524380 ; 524522 ; 524556 ; 524560 ; 427156 ; 427336 ; 4273884 ;
Abstract
A composition is provided for protecting exterior surfaces of automobiles and other products against abrasive dust, acid rain, etc. The composition is applied as a mixture of water solubilized acrylic acid copolymer, pH-neutral acrylic copolymer, alkyl alcohol, surfactant, and water. The composition dries on the exterior surface to form a tough flexible coating that can be removed by an alkaline aqueous detergent solution.