Unicharm's Indian patent application for disposable diaper published; patent filed on Nov. 29, 2012
May 15, 2014
(India Government News)
– Intellectual Property India has published a patent application (10052/CHENP/2012 A) filed by Unicharm Corp., Japan, on Nov. 29, 2012, for a 'worn article.' Inventors include Seiichi Kuwano, Yuki Hashino and Shunsuke Masaki.
The application for the patent was published on April 18, under issue no. 16/2014. According to the abstract released by the Intellectual Property India: "Disclosed is a worn article that can be easily folded along a folding line extending in the horizontal direction without increasing the rigidity in the vicinity of the waist opening. The disclosed diaper contains a front and back waist member and a crotch member. In the liquid absorbing structure of the crotch member on the outside in the vertical direction (Y) of a core a front and back flap are formed that are formed only from an absorption surface sheet a leak prevention sheet and a bottom surface sheet. The front and back waist members include: a first region that overlaps the front and back flaps; a second region that neighbors the first region; and a third region that neighbors the second region. In the front and back waist members between each inner and outer surface sheet first through third waist elastic bodies are respectively attached to the first through third regions. The tensile stress of the first region and that of the third region are each less than the tensile stress of the second region." The patent application was internationally filed on May 30, 2011, under International application No. PCT/JP2011/062329.
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