Patent · US Expired

Eraser system for stubborn dry erase marks

US5432973A · kind A · utility

34Cited by
9References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 3, 1994
Grant dateJul 18, 1995
Priority date
Expiry dateJan 3, 2014

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47L25/00
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A combined eraser and marker product which comprise an eraser system especially adapted for erasing stubborn dry erase marks on white boards having a first erasing medium for removing recently applied markings, such as a pile fabric, and a second erasing medium for removing stubborn dry erase marks, such as Velcro, the eraser further having storage capacity for up to three markers.

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