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:
Mar. 01, 1994
Filed:
Dec. 17, 1991
Applicant:
Inventors:
Giulio Alberti, Perugia, IT;
Umberto Costantino, Perugia, IT;
Riccardo Vivani, Della Pieve-Perugia, IT;
Piergiorgio Zappelli, Monterotondo-Rome, IT;
Antonio Rossodivita, Monterotondo-Rome, IT;
Assignee:
Eniricerche S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
502162 ; 556 13 ; 556 19 ; 556 51 ; 556 54 ;
Abstract
A tetravalent metal diphosphonate-phosphite composition definable by the following general formula: