Sertraline polymorph
Patent 5248699 Issued on September 28, 1993. Estimated Expiration Date: 
August 13, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
August 13, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesAntidepressant derivatives of cis-4-phenyl-1,2,3,4-tetrahydro-1-naphthalenamine Antidepressant derivatives of trans-4-phenyl-1,2,3,4-tetrahydro-1-naphthalenamine Patent #: 4556676 InventorsApplicationNo. 929326 filed on 08/13/1992US Classes:514/647, Amino nitrogen and a ring bonded directly to the same ring and any other amino nitrogen in the compound is bonded directly to one of the rings564/308Polycyclo ring systemExaminersPrimary: Raymond, Richard L.Attorney, Agent or FirmInternational ClassesA61K 031/135C07C 211/42 AbstractThis invention relates to a novel crystalline polymorphic form of sertraline hydrochloride, (1S-cis)-4-(3,4-dichlorophenyl)-1,2,3,4 -tetrahydro-N-methyl-1-naphthalenamine hydrochloride, and to a method for preparing it. |
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