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:
May. 24, 1988
Filed:
Sep. 23, 1986
Applicant:
Inventors:
Ezio Strepparola, Bergamo, IT;
Gerardo Caporiccio, Milan, IT;
Adolfo Pasetti, Milan, IT;
Franco Piacenti, Florence, IT;
Assignees:
Ausimont S.p.A., Milan, IT;
Centro Nazionale Della Ricerche, Rome, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
4273855 ; 427393 ; 4273936 ; 428422 ;
Abstract
A process for protecting marble, stones, tiles, cement and similar materials from the action of atmospheric and polluting agents, by applying a perfluropolyether to the surface of the manufactured article, characterized by using a perfluoropolyether having at one or at both ends functional groups capable of acting as anchoring agents for the substrate.