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.:

US 6815549 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 09, 2004

Filed:

May. 16, 2002
Applicant:
Inventors:

Graziano Castaldi, Briona, IT;

Giuseppe Barreca, Montecchia, IT;

Domenico Magrone, Milan, IT;

Assignee:

Dinamite Dipharma S.p.A., Basiliano, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
C07D / ;
Abstract

A process for the preparation of 4-[1-hydroxy-4-[4-(hydroxydiphenylmethyl)-1-piperidinyl]-butyl]-&agr;,&agr;-dimethylbenzeneacetic acid (Fexofenadine) of formula


Find Patent Forward Citations

Castaldi, Graziano. (2004). Process for the preparation of 4-[1-hydroxy -4-[4-(hydroxydiphenylmethly)-1-piperidinyl]-butyl]-&agr;, &agr;-dimethylbenzeneacetic acid (U.S. Patent No. 6815549). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6815549

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