Patent ID: 9303021
Filing Date: 2016-04-05
CPC Classification: C07D

Claim Text:
1. A method for treating a cognitive disorder, the method comprising administering to a patient in need of such treatment a therapeutically effective amount of a compound of the following structure: or an enantiomer, diastereomer, or pharmaceutically acceptable salt thereof, wherein: X is O or S; R R R R R R said carbocyclic or heterocyclic ring jointly formed by R the wavy lines represent bonds connected to carbons having R or S configuration, with the proviso that the claim does not cover the compound shown below and wherein the cognitive disorder is associated with a neurodegenerative disease selected from the group consisting of Alzheimer's disease, corticobasal degeneration, Creutzfeldt-Jacob disease, frontotemporal lobar degeneration, Huntington disease, multiple sclerosis, normal pressure hydrocephalus, organic chronic brain syndrome, Parkinson's disease, Pick disease, progressive supranuclear palsy, and senile dementia (Alzheimer type).