Highly purified ethyl EPA and other EPA derivatives for psychiatric and neurological disorders
Patent 6689812 Issued on February 10, 2004. Estimated Expiration Date: 
December 14, 2021. 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.
December 14, 2021. 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 ReferencesLithium salt-containing pharmaceutical compositions Method to produce highly pure eicosapentaenoic acid or its ester Patent #: 5840944 InventorsAssigneeApplicationNo. 014603 filed on 12/14/2001US Classes:514/560Carbon to carbon unsaturationExaminersPrimary: Goldberg, Jerome D.Attorney, Agent or FirmForeign Patent References
International ClassA61K 031/20Foreign Application Priority Data1999-01-27 GBAbstractA pharmaceutical preparation comprising EPA in an appropriately assimilable form where of all the fatty acids present in the preparation at least 90%, and preferably at least 95%, is in the form of EPA and where less than 5%, and preferably less than 3%, is in the form of DHA is provided for the treatment of a psychiatric or central nervous disorder. The preparation may be administered with conventional drugs to treat psychiatric or central nervous disorders to improve their efficacy or reduce their side effects.Other References
Field of SearchCarbon to carbon unsaturationTricyclo ring system having the seven-membered hetero ring as one of the cyclos Chalcogen or nitrogen attached indirectly to the phenothiazine ring nitrogen by acyclic nonionic bonding Chalcogen bonded directly to ring carbon of the piperidine ring The hetero ring has at least seven members Chalcogen bonded indirectly to the five-membered hetero ring by acyclic nonionic bonding Ring nitrogen in the polycyclo ring system The additional five-membered hetero ring consists of three ring carbons, and of nitrogen and chalcogen in adjacent ring positions (e.g., isoxazolyl, isothiazolyl, etc.) | |
