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|Title:||Processes for preparing anhydrous and hydrate forms of antihistaminic piperidine derivatives, polymorphs and pseudomorphs thereof|
|Abstract:||The present invention is related to novel processes for preparing anhydrous and hydrated forms of piperidine derivatives, polymorphs and pseudomorphs thereof of the formulas ##STR00001## which are useful as antihistamines, antiallergic agents and bronchodilators.|
|Inventor(s):||McCarty; Frederick J. (Hilton Head Island, SC), Carr; Albert A. (Cincinnati, OH)|
|Assignee:||Aventis Pharmaceuticals, Inc. (Bridgewater, NJ)|
Patent Claim Types:|
see list of patent claims
Field: Organic fine chemistry
Back Citations: 39th percentile
Forward Citations: 5th percentile
|Patent Number||Expiration Date|
|7,138,524||November 21, 2014|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|European Patent Office||2354125||<disabled in preview>|
|Canada||2189007||<disabled in preview>|
|Canada||2449419||<disabled in preview>|
| 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.
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