12.07.17
Elisabeth Karlsson, Kungsbacka, Sweden.
Assigned to SCA Hygiene Products AB, Gotebörg, Sweden.
Filed: 12/9/11
Issued: 10/3/17
An absorbent article having two opposing and longitudinally extending longitudinal side edges and two opposing and laterally extending lateral side edges, the absorbent article comprising: an upper layer; a back sheet opposing the upper layer, wherein the upper layer is directly attached to the back sheet at least along the side edges; and a signal layer comprising a pattern of capillary channels allowing capillary action such that discharged menstrual fluid that comes across one of the openings in the capillary channels enters into the capillary channels and is retained therein due to the capillary force, the signal layer comprised of a material with a capillary force smaller than a capillary force of the capillary channels, wherein the color of the retained menstrual discharge dyes or colors the pattern for a signaling purpose, and wherein the pattern is directly or indirectly visible to an observer.
Assigned to SCA Hygiene Products AB, Gotebörg, Sweden.
Filed: 12/9/11
Issued: 10/3/17
An absorbent article having two opposing and longitudinally extending longitudinal side edges and two opposing and laterally extending lateral side edges, the absorbent article comprising: an upper layer; a back sheet opposing the upper layer, wherein the upper layer is directly attached to the back sheet at least along the side edges; and a signal layer comprising a pattern of capillary channels allowing capillary action such that discharged menstrual fluid that comes across one of the openings in the capillary channels enters into the capillary channels and is retained therein due to the capillary force, the signal layer comprised of a material with a capillary force smaller than a capillary force of the capillary channels, wherein the color of the retained menstrual discharge dyes or colors the pattern for a signaling purpose, and wherein the pattern is directly or indirectly visible to an observer.