Ballpoint pen

- Kabushiki Kaisha Pilot
Description

FIG. 1 is a front elevational view of a ballpoint pen showing my new design, with the writing tip in the retracted position;

FIG. 2 is a rear view thereof;

FIG. 3 is a right side view thereof, the left side view being symmetrical to the right side view;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof with the writing tip in the extended position;

FIG. 7 is a magnified cross sectional view taken along line 7--7 in FIG. 1; and,

FIG. 8 is a magnified cross sectional view taken along line 8--8 in FIG. 1.

Referenced Cited
U.S. Patent Documents
D269189 May 31, 1983 Sakaoka
D338038 August 3, 1993 Oka
D355673 February 21, 1995 Takahashi
D356598 March 21, 1995 Thompson
D358842 May 30, 1995 Shiau
D363084 October 10, 1995 Hollington
D364424 November 21, 1995 Shimizu
D366498 January 23, 1996 Abe
D367076 February 13, 1996 Gacia
D368738 April 9, 1996 Osada
Patent History
Patent number: D378601
Type: Grant
Filed: Mar 29, 1996
Date of Patent: Mar 25, 1997
Assignee: Kabushiki Kaisha Pilot (Tokyo)
Inventor: Makoto Sakuno (Tokyo)
Primary Examiner: Martie Thompson
Law Firm: Kanesaka & Takeuchi
Application Number: 0/52,413