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Generated: December 18, 2017

DrugPatentWatch Database Preview

Details for Patent: 8,227,409

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Summary for Patent: 8,227,409

Title:Diketopiperazine microparticles with defined isomer contents
Abstract: Disclosed herein are fumaryl diketopiperazine (FDKP) compositions and microparticles having a specific trans isomer content of about 45% to about 65%. The FDKP microparticles can comprise a drug such as an endocrine hormone, including, peptide, including, insulin, glucagon, parathyroid hormones and the like and can be used to make a powder formulation for pulmonary delivery of the drug.
Inventor(s): Kraft; Kelly S. (Poughquag, NY), Somerville; Karla (Corona, CA)
Assignee: MannKind Corporation (Valencia, CA)
Application Number:12/813,839
Patent Claim Types:
see list of patent claims
Composition; Use; Formulation;

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International Patent Family for Patent: 8,227,409

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Taiwan201113259► Subscribe
Singapore10201706995V► Subscribe
Singapore10201403147S► Subscribe
Singapore195546► Subscribe
Singapore176778► Subscribe
Russian Federation2490026► Subscribe
Russian Federation2012100785► Subscribe
Mexico2011013313► Subscribe
South Korea101782174► Subscribe
South Korea20120044971► 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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Serving leading biopharmaceutical companies globally:

Fish and Richardson
Johnson and Johnson
Farmers Insurance
Cantor Fitzgerald

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