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Drug patents …
… from Kazakhstan to Kalamazoo
|Title:||Rapid dissolving, uniform drug compositions and their preparation|
|Abstract:||Rapid dissolving uniform compositions of low water solubility drugs are formed from a dry mixture of the drug having a reduced particle size in combination with properly selected and sized excipients including microcrystalline cellulose, dibasic calcium phosphate, starches and a lubricant.|
|Inventor(s):||Raghunathan; Yegnasawami (Fairport, NY)|
|Assignee:||Pennwalt Corporation (Philadelphia, PA)|
Patent Claim Types:|
see list of patent claims
|Composition; Dosage form; Process;|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
| This preview shows a limited data set|
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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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