WIPO publishes Unicharm patent for 'disposable diaper'; patent filed on Nov. 8, 2013

GENEVA , May 16, 2014 () – Publication No. WO/2014/073636 was published on May 15.

Title of the invention: "DISPOSABLE DIAPER."


Inventors: Yasuhiro Yamanaka (JP) and Satoru Sakaguchi (JP).

According to the abstract* posted by the World Intellectual Property Organization: "With a disposable diaper (10) according to the present invention, a crotch stretch part (200a) is disposed in isolation from a girth retaining part and leg elastic members (71). Non-stretch regions are disposed in the fore girth region (20) side and the rear girth region (30) side of the crotch stretch part (200a) in the product longitudinal direction (L). The disposable diaper (10) comprises indicators (600) which are configured to straddle the crotch stretch part (200a), extending in the product longitudinal direction (L), and to visually change when in contact with moisture. It is possible to visually recognize said change from the non-skin-contact side (S1) of the disposable diaper (10)."

The patent was filed on Nov. 8, 2013 under Application No. PCT/JP2013/080238.

*For further information, including images, charts and tables, please visit: http://www.wipo.int/patentscope/search/en/detail.jsf?docId=WO2014073636

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