US Patent 8735647 Tampon having spirally shaped grooves

Patent 8735647 was granted and assigned to Eveready Battery Company on May, 2014 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

Eveready Battery Company

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

87356470

Patent Inventor Names

Hans Werner Schoelling0

Date of Patent

May 27, 2014

Patent Application Number

134771370

Date Filed

May 22, 2012

Patent Citations Received

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US Patent D1039690 Tampon

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US Patent 11918443 Apparatus for forming a catamenial tampon

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US Patent D1018839 Tampon

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US Patent 11950986 Tampon press

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US Patent 12059331 Shaped tampon

Patent Primary Examiner

Tatyana Zalukaeva

Patent abstract

A tampon for feminine hygiene, having an insertion end, a recovery end, a recovery tape, and a longitudinal axis. The tampon is made of compressed fibrous material and has an outer surface that is at least partially provided with spirally shaped, pressed longitudinal grooves. The grooves define spirally shaped longitudinal ribs. Also disclosed is a method for producing the tampon.