Polymers and prepolymers and their use in a method for the treatment of wool

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United States of America Patent

PATENT NO 5438116
SERIAL NO

07556976

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Polymers and prepolymers derived from polyoxyalkyleneamines. The polymers and prepolymers may be used in a process for the treatment of wool so as to impart shrink resistance.

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Patent Owner(s)

Patent OwnerAddress
PRECISION PROCESSES TEXTILESDERBY DE5 2EY

International Classification(s)

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  • 1990 Application Filing Year
  • C08G Class
  • 1192 Applications Filed
  • 21 Patents Issued To-Date
  • 1.77 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances199019911992199319941995199619971998199920000255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Connell, David L West Underwood, GB 8 242

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Patent Citation Ranking

  • 2 Citation Count
  • C08G Class
  • 4.45 % this patent is cited more than
  • 30 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2938414852189541101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7091 - 100100 +0255075100125150175200225250275300325350375400425

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