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United States of America Patent

APP PUB NO 20130330528A1
SERIAL NO

14000915

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A floor covering comprising a first layer of elastomeric material and a second layer of elastomeric material. Both of the first and second layers being provided with fillers, where the fillers are chosen in such a way that, when subjected to a temperature change, the second layer has a greater coefficient of expansion at least in one direction than the first layer. A further layer is arranged between the first layer and the second layer.

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Patent Owner(s)

Patent OwnerAddress
NORA SYSTEMS GMBH69469 WEINHEIM

International Classification(s)

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  • 2012 Application Filing Year
  • E04F Class
  • 304 Applications Filed
  • 240 Patents Issued To-Date
  • 78.95 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2012201320142015201620172018201920200255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Butscher, Alfons Birkenau, DE 5 31
Grun, Gregor Zweibrucken, DE 10 72
Keller, Uwe Oberhausen-Rheinhausen, DE 61 807

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Patent Citation Ranking

  • 1 Citation Count
  • E04F Class
  • 3.45 % this patent is cited more than
  • 12 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges47425642101 - 1011 - 2021 - 3031 - 4041 - 5071 - 8005101520253035404550556065707580

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