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. 13, 1979
Filed:
Dec. 10, 1976
Applicant:
Inventors:
Dario Sianesi, Milan, IT;
Giuseppe Nelli, Milan, IT;
Renzo Fontanelli, Rome, IT;
Valentino Zamboni, Busto Arsizio, IT;
Assignee:
Montecantini Edison S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568582 ; 252 54 ; 252 77 ; 2605 / ; 2605 / ; 2605 / ; 2605 / ;
Abstract
Perfluoropolyether compounds and mixtures thereof having the formula: