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US Patent 9107777 Disposable wearing article

Patent 9107777 was granted and assigned to Unicharm on August, 2015 by the United States Patent and Trademark Office.

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Patent attributes

Current Assignee
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Unicharm
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
91077770
Date of Patent
August 18, 2015
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Patent Application Number
140017720
Date Filed
February 28, 2012
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Patent Citations Received
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US Patent 11786415 Absorbent articles with visually different chassis and waistbands
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US Patent 11903805 Method of making an absorbent composite and absorbent articles employing the same
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Patent Primary Examiner
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Tan Uyen (Jackie) T Ho
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Patent abstract

Embodiments of this invention provide a disposable wearing article facilitating even an aged person having relatively weak forth to pull a waist-opening periphery in the transverse direction to widen the waist-opening to a desired size, despite this and the waist region should not slip down during use of the wearing article. Waist elastic elements (36) are stretched in the transverse direction X at a stretch ratio in a range of about 2.5 to about 3.0 and having fineness in a range of about 800 to about 1000 dtex, a dimension between the waist elastic elements (36) adjacent in the transverse direction X is in a range of about 5.5 to about 6.0 mm and each of waist elastic regions (38) in which the waist elastic elements (36) are present has a tensile stress at a moment of 255% stretching in the transverse direction X in a range of about 4.5 to about 6.0N/35 mm and a tensile stress at a moment of 167% stretching in the transverse direction is in a range of about 1.7 to about 2.1N/35 mm.

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