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. 16, 2000
Filed:
May. 30, 1996
Applicant:
Inventors:
Jacqueline E Briskin, Buffalo Grove, IL (US);
Pramod K Gupta, Gurnee, IL (US);
Claud Loyd, Beach Park, IL (US);
Robert W Kohler, Waukegan, IL (US);
Susan J Semla, Evanston, IL (US);
Assignee:
Abbott Laboratories, Abbott Park, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29B / ; B29B / ;
U.S. Cl.
CPC ...
264 15 ;
Abstract
A process for preparing fine particle pharmaceutical formulations having improved throughput and producing greater uniformity of particle size. The process relates to adding to the dry components of the formulation prior to the steps of wetting, extrusion and spheronization, an extrusion aid material selected from pharmaceutically acceptable oils and waxes having a drop point between about 15.degree. C. and 115.degree. C.