Unicharm files Indian patent application for disposable diaper

NEW DELHI , April 22, 2014 () – Japan based Unicharm Corp filed patent application for disposable diaper. The inventors are Yoshioka Toshiyasu, Ono Yoshio and Masaki Shunsuke.

Unicharm Corp filed the patent application on May 30, 2013. The patent application number is 1712/KOLNP/2013 A. The international classification numbers are A61F13/496, A61F13/15 and A61F13/49.

According to the Controller General of Patents, Designs & Trade Marks, "In order for a guardian or wearer to know when to change a disposable diaper, the disposable diaper is provided with an external component (2) comprising an abdominal region (4F) and a back region (4B), and an internal component (3). Both the abdominal region and the back region of the external component have a plurality of elastic waist-wrapping parts that extend parallel to each other in the transverse direction. The external component has a circular waist gather region (RW), an abdomen-pressing region (RF), a back pressing region (RB), and a circular fastening region (RT). The area of the back-pressing region is smaller than the area of the abdomen-pressing region, the contractile force in the back-pressing region is smaller than the contractile force in the abdomen pressing region and is 0.35 N or less, and the contractile force per unit width in the fastening region is 0.45 N/25 mm or more."

About the Company

Unicharm Corp is a Japan based company. It is the manufacturers of feminine hygiene and adult incontinence products.

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