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. 03, 2011
Filed:
Dec. 17, 2002
Applicants:
Ferdinando Giordano, Parma, IT;
Ruggero Bettini, Parma, IT;
Inventors:
Ferdinando Giordano, Parma, IT;
Ruggero Bettini, Parma, IT;
Assignee:
Chiesi Farmaceutici S.p.A., Parma, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N 43/04 (2006.01); A61K 31/715 (2006.01); A61K 31/70 (2006.01); C07D 279/00 (2006.01); C07D 285/00 (2006.01); C07D 295/00 (2006.01); C07D 419/00 (2006.01); C07D 513/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of inclusion complexes of a drug (piroxicam or ibuprofen) and a cyclodextrin, characterised in that: a) the drug and cyclodextrin, in the form of finely divided powders, are mixed in the presence of aqueous or hydroalcoholic solutions, ammonia solutions or acid solutions; b) the resulting mixture is treated in a microwave oven; c) the resulting product is dried under vacuum at room temperature or with heating.