Title:
Ball-point pen
United States Patent D463821


Inventors:
Nishida, Tsuyoshi (Tokyo, JP)
Application Number:
29/152243
Publication Date:
10/01/2002
Filing Date:
12/19/2001
Assignee:
Mitsubishi Pencil Co., Ltd. (Tokyo, JP)
Primary Class:
Other Classes:
D19/904, D19/908, D19/923
Field of Search:
401/6, D19/41-51, D19/81-85, 401/7, D19/35, 401/88, 401/99, 401/209, 401/100, 401/107-110, 401/101, 401/111-117, 401/103-106, D19/53-58, 401/215, D19/36
View Patent Images:
US Patent References:
2569286Swivel knifeBunker401/88X
D259727Writing instrumentZierhutD19/51
D374893Ball point penYazawaD19/51
D404070Writing instrumentHasegawaD19/51
D450769Mechanical pencilNishidaD19/49
D451545Ball-point penTsuchikuraD19/36
D451547Mechanical pencilNishidaD19/48
D453790Ball-point pen with a mechanical pencilTsuchikuraD19/36



Primary Examiner:
HOLTJE, MARTHA
Attorney, Agent or Firm:
FOLEY & LARDNER LLP (3000 K STREET N.W. SUITE 600, WASHINGTON, DC, 20007-5109, US)
Claims:
1. The ornamental design for a ball-point pen, as shown and described.

Description:
FIG. 1 is a perspective view of a ball-point pen showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a right side elevational view (the left side elevational view is a mirror image of the right side view);

FIG. 5 is a top plan view;

FIG. 6 is a bottom plan view;

FIG. 7 is an enlarged cross-sectional view of the grip taken in the direction 7—7 in FIG. 2;

FIG. 8 is an enlarged cross-sectional view of the barrel taken in the direction 8—8 in FIG. 2; and,

FIG. 9 is a perspective view with the writing tip shown extended.