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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 10285944 B1

PDFFull Text
Date of Patent:
May. 14, 2019

Filed:

Oct. 02, 2013

Gastroresistant pharmaceutical formulations containing rifaximin

Applicant:

Alfasigma S.p.a., Milan (MI), IT;

Inventors:

Giuseppe Claudio Viscomi, Bologna, IT;

Ernesto Palazzini, Bologna, IT;

Villiam Zamboni, Bologna, IT;

Maria Rosaria Pantaleo, Bologna, IT;

Assignee:

ALFASIGMA S.P.A., Milan (MI), IT;

Attorney:

Steinfl + Bruno LLP

Primary Examiner:

Bong-Sook Baek

Int. Cl.
CPC ...
A61K 31/395 (2006.01); A61K 31/437 (2006.01); A61K 9/16 (2006.01); A61K 9/28 (2006.01); A61K 9/00 (2006.01); A61K 9/20 (2006.01); A61K 31/44 (2006.01); A61K 9/50 (2006.01);
U.S. Cl.
CPC ...
A61K 9/1652 (2013.01); A61K 9/0095 (2013.01); A61K 9/1635 (2013.01); A61K 9/2027 (2013.01); A61K 9/2054 (2013.01); A61K 9/28 (2013.01); A61K 9/5026 (2013.01); A61K 9/5073 (2013.01); A61K 31/395 (2013.01); A61K 31/437 (2013.01); A61K 31/44 (2013.01);
Abstract

The object of the invention consists of pharmaceutical formulations containing rifaximin in the shape of microgranules made gastroresistant by an insoluble polymer at pH values between 1.5 and 4.0 and soluble at pH values between 5.0 and 7.5, by their preparation and by their use in the manufacture of medicinal preparations useful in the treatment of inflammatory bowel diseases (IBD) and mainly Crohn's disease.

Find Patent Forward Citations

Viscomi, Giuseppe. (2019). Gastroresistant pharmaceutical formulations containing rifaximin (U.S. Patent No. 10285944). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10285944

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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