Patent · US Active

Branched type hetero monodispersed polyethylene glycol, production method thereof, and conjugate thereof

US11613607B2 · kind B2 · utility

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6Claims
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Key dates

Filing dateOct 6, 2017
Grant dateMar 28, 2023
Priority date—
Expiry dateAug 1, 2040

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A branched type hetero monodispersed polyethylene glycol represented by formula (1) where X1, Y1, n, E, L1, L2 and L3 are as defined herein.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.