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Details for Patent: 8,501,723

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Patent 8,501,723 protects TOVIAZ and is included in one NDA. There has been one Paragraph IV challenge on Toviaz. There are ten tentative approvals for the compound protected by this patent. Additional details are available via the generic ingredient links below.

Summary for Patent: 8,501,723

Title:Pharmaceutical compositions comprising fesoterodine
Abstract: The present application relates to a pharmaceutical granulate comprising Fesoterodine or a pharmaceutically acceptable salt or solvate thereof and a pharmaceutically acceptable stabilizer, which can be selected from the group consisting of sorbitol, xylitol, polydextrose, isomalt, dextrose, and combinations thereof, and is preferably a sugar alcohol selected from the group consisting of xylitol and sorbitol. The granulate is suitable for incorporation into pharmaceutical compositions comprising a gel matrix formed by at least one type of hydroxypropyl methylcellulose into which the Fesoterodine is embedded and, optionally, further excipients. In certain embodiments, the granulate is formed by a process of wet granulation.
Inventor(s): Mika; Hans-Jurgen (Bonn, DE), Arth; Christoph (Dusseldorf, DE), Komenda; Michael (Koln, DE), Bicane; Fatima (Rosrath, DE), Paulus; Kerstin (Ratingen, DE), Irngartinger; Meike (Frechen, DE), Lindner; Hans (Leichlingen, DE)
Assignee: UCB Pharma GmbH (Monheim, DE)
Application Number:12/692,063
Patent Claim Types:
see list of patent claims
Composition; Dosage form; Formulation;
Patent Metrics:
Source: PatentQuant.com
Field: Basic materials chemistry
Back Citations: 0th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Pfizer
TOVIAZ
fesoterodine fumarate
TABLET, EXTENDED RELEASE;ORAL022030-001Oct 31, 2008RXNo8,501,723► subscribeY
Pfizer
TOVIAZ
fesoterodine fumarate
TABLET, EXTENDED RELEASE;ORAL022030-002Oct 31, 2008RXYes8,501,723► subscribeY
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Non-Orange Book Patents for Patent: 8,501,723

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
8,088,398Pharmaceutical compositions comprising fesoterodine► subscribe
9,364,541Pharmaceutical compositions comprising Fesoterodine► subscribe
7,807,715Pharmaceutical compositions comprising fesoterodine► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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