Mandrel

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9670021
SERIAL NO

14471355

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Abstract

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A mandrel suitable for supporting and unwinding a convolutely wound web material is disclosed. The mandrel has a mandrel shaft with a longitudinal axis, a plurality of mandrel arms extending from the mandrel shaft, and at least one expansion element disposed upon a respective each of the mandrel arms. The mandrel shaft is capable of rotating about the longitudinal axis. Each of the mandrel arms is disposed and rotatable about the longitudinal axis. The at least one expansion element is expandable radially away from the respective mandrel arm relative to the longitudinal axis. The convolutely wound web material is disposable about each of the mandrel arms. Further, the at least one expansion element is expandable into contacting and releasable engagement with the convolutely wound web material. The convolutely wound web material is fixably and releasably disposed about each of the mandrel arms.

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Patent Owner(s)

Patent OwnerAddress
THE PROCTER & GAMBLE COMPANYATTENTION CHIEF PATENT COUNSEL ONE PROCTER & GAMBLE PLAZA CINCINNATI OH 45202

International Classification(s)

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  • 2014 Application Filing Year
  • B65H Class
  • 1287 Applications Filed
  • 1166 Patents Issued To-Date
  • 90.60 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Deng, Rong Mason, US 34 233
Lenser, Todd Douglas Liberty Township, US 67 606
Macura, Matthew Joseph Loveland, US 26 320
Powell, Craig Allen Independence, US 6 58
Scaife, Martin Geoffrey Singapore, SG 13 229

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  • B65H Class
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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges3397497294221101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6081 - 90100 +050100150200250300350400450500550600650700750800

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