Pencil-like eraser
US5709491A · kind A · utility
2Cited by
5References
3Claims
0Family size
Inventor
Key dates
| Filing date | Jan 3, 1996 |
| Grant date | Jan 20, 1998 |
| Priority date | — |
| Expiry date | Jan 3, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43L19/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A tubular eraser for erasing ink or pencil marks comprises an elongated body of a rubber material. The elongated body has an insertion hole of a predetermined length and extending along the direction of the axis of the elongated body for accommodating an ink reservoir of a ball-point pen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.