Ball point pen

- Tombow Pencil Co., Ltd.
Description

FIG. 1 is a top, left front perspective view of a ball-point pen showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a front elevational view;

FIG. 4 is a right side elevational view, the left side being a mirror image thereof;

FIG. 5 is a rear elevational view;

FIG. 6 is a bottom plan view; and,

FIG. 7 is a top, left front perspective view thereof in an exploded condition.

Referenced Cited
U.S. Patent Documents
D92704 July 1934 Cromer
D122971 October 1940 Marshall
D138032 June 1944 Severy
D140026 January 1945 Schladermundt et al.
D143176 December 1945 Whitehouse
D150320 July 1948 Starr
D284773 July 22, 1986 Schwartz et al.
D319663 September 3, 1991 Katami
Patent History
Patent number: D329461
Type: Grant
Filed: Apr 9, 1990
Date of Patent: Sep 15, 1992
Assignee: Tombow Pencil Co., Ltd. (Tokyo)
Inventor: Kuzunori Katami (Tokyo)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martha Thompson
Law Firm: Townsend and Townsend
Application Number: 7/508,011