Patent · US Active

Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge

US12282292B2 · kind B2 · utility

0Cited by
0References
13Claims
0Family size

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Key dates

Filing dateJan 13, 2022
Grant dateApr 22, 2025
Priority date
Expiry dateNov 6, 2043

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0822
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electrostatic charge image developing toner includes a toner particle containing a binder resin, a release agent, a divalent metal, and a trivalent metal, in which the release agent has a domain diameter of 0.5 μm or greater and 1.5 μm or less.

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