Patent · US Expired

Eraser

US5072483A · kind A · utility

38Cited by
12References
1Claims
0Family size

Inventor

Key dates

Filing dateAug 30, 1989
Grant dateDec 17, 1991
Priority date
Expiry dateAug 30, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB43L21/04
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

An eraser consisting of a body having an aperture. A cloth covering is mounted to a portion of the body. When a writing instrument is inserted in the aperture the writing instrument provides a handle by which the body may be manipulated.

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