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Generated: July 17, 2019

DrugPatentWatch Database Preview

Details for Patent: 7,915,275

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Which drugs does patent 7,915,275 protect, and when does it expire?

Patent 7,915,275 protects XIFAXAN and is included in one NDA.

This patent has ninety-one patent family members in thirty-six countries.

Summary for Patent: 7,915,275
Title:Use of polymorphic forms of rifaximin for medical preparations
Abstract: The present invention relates to Rifaximin polymorphic forms .alpha., .beta. and .gamma., to their use in medicinal preparations for the oral or topical route and to therapeutic methods using them.
Inventor(s): Viscomi; Giuseppe C. (Bologna, IT), Campana; Manuela (Bologna, IT), Confortini; Donatella (Bologna, IT), Barbanti; Miriam (Bologna, IT), Calanni; Fiorella (Bologna, IT)
Assignee: Alfa Wassermann, S.p.A. (Bologna, IT)
Application Number:11/873,841
Prior Art and Litigation SupportOrder Prior Art and Litigation support for Patent 7,915,275
Patent Claim Types:
see list of patent claims
Use; Composition; Delivery; Formulation;

Drugs Protected by US Patent 7,915,275

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Salix Pharms XIFAXAN rifaximin TABLET;ORAL 022554-001 Mar 24, 2010 RX Yes Yes ➤ Sign Up ➤ Sign Up TREATMENT OF IRRITABLE BOWEL SYNDROME WITH DIARRHEA (IBS-D) IN ADULTS. ➤ Sign Up
Salix Pharms XIFAXAN rifaximin TABLET;ORAL 022554-001 Mar 24, 2010 RX Yes Yes ➤ Sign Up ➤ Sign Up TREATMENT OF IRRITABLE BOWEL SYNDROME WITH DIARRHEA (IBS-D) IN ADULTS AND SYMPTOMS THEREOF. ➤ Sign Up
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate

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Foreign Priority and PCT Information for Patent: 7,915,275

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
ItalyMI03A2144Nov 7, 2003

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