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, 1989
Filed:
Oct. 30, 1986
Applicant:
Inventors:
Mario A Scarati, 20133 Milan, IT;
Alberto Re, 20122 Milan, IT;
Carlo Tognoni, 20143 Milan, IT;
Piero Gavezotti, 20148 Milan, IT;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428421 ; 427131 ; 428422 ; 4284259 ; 428694 ; 428695 ; 428900 ;
Abstract
Process for the protection and lubrication of surfaces subjected to friction and wear in magnetic recording media, by application of a coating of a polyurethane containing polyoxyfluoroalkylene blocks.