Ball point pen tip

- D.T.C. Industries Limited
Description

FIG. 1 is a side elevational view of a ball-point pen tip showing our new design, all other sides being identical thereto;

FIG. 2 is a bottom plan view; and,

FIG. 3 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D130436 November 1941 Nissen, Jr.
D157917 March 1950 Stewart
D157918 March 1950 Stewart
D195708 July 1963 Nakada
D196993 November 1963 Green
3977798 August 31, 1976 Kuparinen
Foreign Patent Documents
635692 April 1950 GBX
772321 April 1957 GBX
Patent History
Patent number: D333152
Type: Grant
Filed: Jan 19, 1989
Date of Patent: Feb 9, 1993
Assignee: D.T.C. Industries Limited
Inventors: Por Anavil (Bangkok), Julian M. H. Deeley (Bangkok)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martha Thompson
Law Firm: Blakely, Sokoloff, Taylor & Zafman
Application Number: 7/299,735