Patent ID: 9289069
Filing Date: 2016-03-22
CPC Classification: A47C

Claim Text:
1. A seating device of the type having a front edge, a rear edge, a pair of opposite sides that extend from the front edge, a centerline between the sides and a hard seat surface on which a person sits, the seat surface having: a pair of spaced apart permanent depressions each depression having a fixed shape, one depression on one side of the centerline and the other depression on an opposite side of the centerline, the pair of spaced apart permanent depressions being on an axis that passes through and is perpendicular to the centerline, the pair of spaced apart depressions being between the sides, but not extending to the sides, the front edge or the rear edge, and a third permanent depression on the centerline and spaced apart from the axis that passes through the pair of spaced apart permanent depressions and being closer to the rear edge of the seat than the pair of spaced apart permanent depressions.