Treatment for insomnia
Patent 5643897 Issued on July 1, 1997. Estimated Expiration Date: 
March 25, 2016. 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.
March 25, 2016. 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 ReferencesTreatment of sleep disorders Treatment for insomnia Patent #: 5502047 InventorApplicationNo. 623892 filed on 03/25/1996US Classes:514/183, Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI514/185, Polycyclo ring system514/410, Polycyclo ring system having the five-membered hetero ring as one of the cyclos514/450, The hetero ring has at least seven members514/453, Polycyclo ring system having the hetero ring as one of the cyclos514/923SLEEP AID (INSOMNIA)ExaminersPrimary: Criares, Theodore J.International ClassesA61K 031/33A61K 031/555 A61K 031/335 A61K 031/40 AbstractA method for the treatment of chronic insomnia is disclosed which involves the administration of low dosages of a compound selected from the pharmaceutically acceptable forms of doxepin, trimipramine, amitriptyline, trazodone and mixtures hereof.Field of SearchHeterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAISLEEP AID (INSOMNIA) The hetero ring has at least seven members Polycyclo ring system having the hetero ring as one of the cyclos Polycyclo ring system having the five-membered hetero ring as one of the cyclos Polycyclo ring system | |
