Ballpoint pen
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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
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
Classifications