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:
Mar. 02, 2010
Filed:
Feb. 18, 2003
Applicant:
Enrico Anthony Antonini, Edwardsville, IL (US);
Inventor:
Enrico Anthony Antonini, Edwardsville, IL (US);
Assignee:
Mallinckrodt Inc., Hazelwood, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 489/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus and method for separating at least one narcotic alkaloid that includes loading a stationary phase media into a high performance preparative liquid chromatography column, feeding a crude narcotic alkaloid solution into the chromatographic column, applying a mobile phase to the chromatographic column, and recovering a narcotic alkaloid eluate from the chromatographic column. The narcotic eluates arc collected and treated separately from each other. Each separated alkaloid, however, has sufficient recovery and purity.