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Details for Patent: 8,183,226

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Patent 8,183,226 protects LEXISCAN and is included in one NDA. There has been one Paragraph IV challenge on Lexiscan.

This patent has twelve patent family members in twelve countries.

Summary for Patent: 8,183,226

Title:Myocardial perfusion imaging method
Abstract: The present disclosure provides 2-adenosine N-pyrazole compounds exemplified by the structure shown below that are potent and selective agonists for A.sub.2A adenosine receptor, compositions comprising these compounds, and methods for using these compounds in a variety of applications including myocardial perfusion imaging and coronary vasodilation methods. ##STR00001##
Inventor(s): Belardinelli; Luiz (Menlo Park, CA)
Assignee: Gilead Sciences, Inc. (Foster City, CA)
Application Number:12/695,096
Patent Claim Types:
see list of patent claims
Use;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 100th percentile
Forward Citations: 6th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Astellas
LEXISCAN
regadenoson
SOLUTION;INTRAVENOUS022161-001Apr 10, 2008RXYes8,183,226► subscribe METHOD OF MYOCARDIAL IMAGING
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Non-Orange Book Patents for Patent: 8,183,226

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
8,906,878Myocardial perfusion imaging methods and compositions► subscribe
9,289,446Myocardial perfusion imaging methods and compositions► subscribe
7,683,037Myocardial perfusion imaging method► 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: 8,183,226

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia2003259264► subscribe
Canada2492855► subscribe
China1671399► 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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