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:
May. 02, 1995
Filed:
May. 20, 1994
Applicant:
Inventors:
James A Morley, Gurnee, IL (US);
John F Bauer, Lake Bluff, IL (US);
Ramesh F Patel, Chicago, IL (US);
Rodger E Henry, Waukegan, IL (US);
Stephen G Spanton, Grayslake, IL (US);
Assignee:
Abbott Laboratories, Abbott Park, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
544291 ;
Abstract
The present invention provides a non-solvated crystalline polymorph of terazosin monohydrochloride designated Form III and methods for its preparation. Also disclosed is terazosin monohydrochloride methanolate and processes for its production as well as processes for its conversion to other crystalline forms of terazosin monohydrochloride.