Processable self-organizing nanoparticle

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9410020
APP PUB NO 20150005452A1
SERIAL NO

14373553

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Abstract

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A method of forming a composition includes adding together a plurality of particle brush systems wherein each of the particle brush systems includes a particle and a polymer brush including a plurality of polymer chains attached to the particle. The plurality of polymer chains of the polymer brush exhibit two chain conformations as the degree of polymerization of the polymer chains increases so that the polymer brush includes a concentrated polymer brush region with stretched polymer chains and a semi-dilute polymer brush region with relaxed chains that is radially outside of the concentrated polymer brush region. The degree of polymerization of the polymer brush is no less than 10% less than a critical degree of polymerization and no more than 20% greater than the critical degree of polymerization. The critical degree of polymerization is defined as the degree of polymerization required to achieve a transition from the concentrated polymer brush region to the semi-dilute polymer brush region.

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Patent Owner(s)

Patent OwnerAddress
CARNEGIE MELLON UNIVERSITY5000 FORBES AVENUE PITTSBURGH PA 15213

International Classification(s)

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  • 2013 Application Filing Year
  • C08J Class
  • 1321 Applications Filed
  • 1140 Patents Issued To-Date
  • 86.30 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201320142015201620172018201920202021202220230255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bockstaller, Michael Pittsburgh, US 1 11
Matyjaszewski, Krzysztof Pittsburgh, US 92 3930

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Patent Citation Ranking

  • 8 Citation Count
  • C08J Class
  • 26.66 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1974556711412201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 700255075100125150175200225250275300325350375400425450475500

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Feb 9, 2028