Patent · US Expired

Ball point pen

US6039493A · kind A · utility

6Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 22, 1999
Grant dateMar 21, 2000
Priority date
Expiry dateFeb 22, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB43K23/004
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A ball point pen has a hollow nib member (2) attached to the end of a cylindrical body (1) enclosing a ink reservoir (3), the forward end of the nib member being spaced from the axis (B) of the body and having a tip element (4) welded thereto so that the writing ball (6) incorporated in the tip is located on the same side of the axis (B) as the forward end of the nib member.

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