Patent · US Active

Positioning marker

US10939977B2 · kind B2 · utility

32Cited by
64References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 26, 2018
Grant dateMar 9, 2021
Priority date
Expiry dateMar 17, 2039

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B2090/502
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A positioning marker, consisting of a base having a retroreflective surface. The marker also has a cover, which is fitted over and fastened to the base and has a plurality of openings through which the retroreflective surface is visible.

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