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:
Jan. 26, 1993
Filed:
Dec. 13, 1989
Applicant:
Inventors:
Ernst Felder, Vitale, CH;
Luciano Fumagalli, Milan, IT;
Fulvio Uggeri, Milan, IT;
Giorgio Vittadini, Milan, IT;
Assignee:
Bracco Industria Chimica S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ; C07F / ;
U.S. Cl.
CPC ...
534 16 ; 534 15 ; 546-5 ; 546 11 ; 546261 ; 556 45 ; 556138 ; 556-1 ; 562444 ; 562565 ; 562568 ; 424-9 ;
Abstract
Comounds having the formula ##STR1## wherein: a is 2 or 3; b is an integer from 0 to 4;