Patent ID: 9365960
Filing Date: 2016-06-14
CPC Classification: A41B,D04B,D10B

Claim Text:
1. A sock with zones of varying numbers of layers of materials, the sock being formed by: knitting a sock blank in the form of a single continuous tube of material; the sock blank including forming a double-layer first zone of the sock by folding the first heel and ankle portion at the heel end fold line so as to be coextensive with the second heel and ankle portion, such that the first heel and ankle portion corresponds to a first layer of the sock in the first zone and the second heel and ankle portion corresponds to a second layer of the sock in the first zone; the portion of the sock located between the first zone division line and the second zone division line being a single-layer second zone of the sock; and forming a double-layer third zone of the sock by folding the second toe portion at the toe end fold line so as to be coextensive with the first toe portion, such that the second toe portion corresponds to a first layer of the sock in the third zone and the first toe portion corresponds to a second layer of the sock in the third zone; wherein material at the toe end fold line is attached to itself so as to form an entirely closed toe end of the sock, the entirely closed toe end of the sock including a double layer of the first layer and the second layer, the double layer continuously and entirely circumscribing, and extending around a circumference of, the sock and the entirely closed toe end in the double-layer third zone.