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. 25, 1994
Filed:
Aug. 21, 1992
Applicant:
Inventor:
Knut A Jaeggi, Basel, CH;
Assignee:
Ciba-Geigy Corp., New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ; A61K / ;
U.S. Cl.
CPC ...
562 13 ; 558158 ;
Abstract
N-substituted aminomethanediphosphonic acids of the formula I, ##STR1## wherein R.sub.1, X, alk.sub.1, R.sub.2 and n are as defined in the description, and salts thereof, have valuable pharmaceutical properties and are effective e.g. in the treatment of conditions which can be associated with disorders of the calcium metabolism. They are manufactured in a manner known per se.