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:
Sep. 29, 1987
Filed:
Jul. 16, 1985
Applicant:
Inventors:
Craig L Bentzen, Chavannes-de-bogis, CH;
Yves Guyon-Gellin, Annemasse, FR;
Kyriacos Kalathakis, Grand-Lancy, CH;
Hieu T Phan, Tannay, CH;
Lan Nguyen Mong, Nyon, CH;
Eric Niesor, Gland, CH;
Jean-Robert Rossier, Grand-Lancy, CH;
Assignee:
Symphar S.A., Le Lignon, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
514 89 ; 514100 ; 514102 ; 514107 ; 546 22 ; 2605 / ; 549220 ; 558161 ; 558162 ; 558163 ;
Abstract
2-Substituted-1,3-propylidenediphosphonates of formula (I), where A, R.sup.1 and R.sup.2 are defined in claim 1, are therapeutically active compounds, namely for the treatment of cardiovascular diseases. They can be prepared by reacting phosphonating agents with 1,3- dibromopropanes or ditosylates of 1,3-propanediols substituted in position 2. ##STR1## .