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Details for Patent: 7,125,560

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Patent 7,125,560 protects TOPAMAX and TOPAMAX SPRINKLE and is included in one NDA. There have been zero Paragraph IV challenges on Topamax and Topamax Sprinkle

Protection for TOPAMAX has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has thirty-five patent family members in thirty countries.

Summary for Patent: 7,125,560

Title:Pharmaceutical composition of topiramate
Abstract:The invention is directed to a pharmaceutical composition of topiramate, an anticonvulsant which is useful for treating epilepsy. More specifically, the present invention provides a solid dosage formulation of topiramate intended primarily for use by pediatric patients, or for patients who have difficulty swallowing tablets. Processes for preparing the pharmaceutical composition are also described.
Inventor(s): Thakur; Madhav S. (North Wales, PA), Kotwal; Pramod M. (Blue Bell, PA), Gibbs; Irwin S. (Huntington Valley, PA)
Assignee: Ortho-McNeil Pharmaceutical, Inc. (Raritan, NJ)
Application Number:10/748,764
Patent Claim Types:
see list of patent claims
Use; Composition;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 58th 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
Janssen Pharms
TOPAMAX
topiramate
CAPSULE;ORAL020844-001Oct 26, 1998RXNo7,125,560*PED► subscribeY
Janssen Pharms
TOPAMAX
topiramate
CAPSULE;ORAL020844-002Oct 26, 1998RXYes7,125,560*PED► subscribeY
Janssen Pharms
TOPAMAX SPRINKLE
topiramate
CAPSULE;ORAL020844-003Oct 26, 1998DISCNNo7,125,560*PED► subscribeY
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Non-Orange Book Patents for Patent: 7,125,560

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
6,696,091 Pharmaceutical composition of topiramate► 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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International Patent Family for Patent: 7,125,560

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Ukraine65607► subscribe
Taiwan590778► subscribe
Turkey200002541► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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