Patent ID: 8539704

Claim:
A linerless continuous label comprising: a label base member having a front side surface and a back side and having lateral edge end portions; an adhesive material layer on the back side of the label base member; a heat-sensitive color forming layer on the front side surface of the label base member; a release material layer on an upper layer of the heat-sensitive color forming layer; an information indication region configured for indicating information and a bar-code cover-up region capable of covering-up a previously present bar-code, the regions being separable along a region separation line and each region being separable from an adjacent label base member in the linerless continuous label along a respective unit joining line, the information indication region and the bar-code cover-up region being separably connected at the region separation line to define a unit label in the linerless label; the region separation line coinciding with a first line of perforation that includes a plurality of cuts arranged in a direction across the linerless label and between the lateral edge end portions of the label base member, the first line of perforation including first notches, each extending inwardly from a respective lateral edge end portion of the label base member, and each unit joining line coinciding with a second line of perforation that includes a plurality of cuts arranged in a direction across the linerless label and between the lateral edge end portions of the label base member, the second line of perforation being parallel to the first line of perforation and including second notches, each extending inwardly from a respective lateral edge end portion of the label base member; and wherein each second notch is longer than a first notch widthwise of the linerless label.