POLYOXALATE COPOLYMER

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United States of America Patent

SERIAL NO

15534245

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Abstract

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A polyoxalate copolymer that includes main ester units of oxalate linked together like a straight chain, and branched ester copolymer units derived from a trifunctional or more highly functional alcohol or an acid. The polyoxalate copolymer initially undergoes the hydrolysis in a suppressed manner.

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Patent Owner(s)

Patent OwnerAddress
TOYO SEIKAN GROUP HOLDINGS LTDSHINAGAWA-KU TOKYO 141-8627

International Classification(s)

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  • 2015 Application Filing Year
  • C09K Class
  • 2848 Applications Filed
  • 2073 Patents Issued To-Date
  • 72.79 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201520162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
KATAYAMA, Tsutaki Yokohama-shi, Kanagawa, JP 20 144
YOSHIKAWA, Seishi Yokohama-shi, Kanagawa, JP 28 154

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Patent Citation Ranking

  • 1 Citation Count
  • C09K Class
  • 24.18 % this patent is cited more than
  • 8 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges228601831483221101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7091 - 100100 +050100150200250300350400450500550600650

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