Patent · US Active

Phosphorescent timepiece component

US12317973B2 · kind B2 · utility

0Cited by
6References
10Claims
0Family size

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Inventors

Key dates

Filing dateSep 8, 2021
Grant dateJun 3, 2025
Priority date—
Expiry dateAug 11, 2042

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04B45/0015
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A timepiece component including a phosphorescent multilayer structure (3) comprising a front layer (1) with a transparent or translucent polymer matrix and comprising phosphorescent pigments and a reflective underlying layer (2).

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