Sock with internal gripping surface

Abstract

A sock with internal gripping surface having a unitary sock body of a flexible fabric material, with an upper terminal end defining an enclosed upper opening, with a distal end opposing the upper terminal end, and with an inner surface enclosing and defining a sock cavity spanning from the enclosed upper opening to the distal end and having a plurality of elastic protuberances each extending inwardly from the inner surface and into the sock cavity a length of approximately 0.25-1.25 mm, continually spanning around a circumference of the inner surface, disposed in tightly spaced configuration with one another, and spanning approximately 35-45 mm from a point proximal to the upper terminal end.

Dependencies are inferred from the claim text.