Ballpoint pen
United States Patent D648789

Shibata, Tomoaki (Tokyo, JP)
Application Number:
Publication Date:
Filing Date:
Pentel Kabushiki Kaisha (JP)
Primary Class:
Other Classes:
D19/906, D19/912, D19/923
International Classes:
(IPC1-7): 1906
Field of Search:
D19/35, D19/36, D19/41-51, D19/54-58, 24/11R, 24/11F, 24/11P, 401/52, 401/99, 401/100, 401/192, 401/195, 401/196, D14/411
View Patent Images:
US Patent References:
D633142Writing instrument with sheet dispenserFebruary, 2011Chaffee et al.D19/36
D622317PenAugust, 2010LiD19/50
D619169Writing instrumentJuly, 2010Kent et al.D19/48
D620524Ballpoint penJuly, 2010ShibataD19/47
D611535Mechanical pencilMarch, 2010ShimizuD19/48
D609744Writing instrumentFebruary, 2010RathodD19/48
D602526Ballpoint penOctober, 2009MatsumuraD19/47
D594059Ballpoint penJune, 2009ShibataD19/48
D587752Ballpoint penMarch, 2009ShimizuD19/50
D583413PenDecember, 2008LiD19/49
D583864PenDecember, 2008LiuD19/48
D563473PenMarch, 2008Qiu et al.D19/50
D562389Ballpoint penFebruary, 2008IkedaD19/48
D562895Ballpoint penFebruary, 2008ShibataD19/50
D559909PenJanuary, 2008Qiu et al.D19/50
D535695PenJanuary, 2007ChenD19/51
D506504Ball point penJune, 2005Nakazawa et al.D19/49
D499139Ball point penNovember, 2004OkaD19/47
D490107PenMay, 2004WongD19/50
D490108PenMay, 2004MoonD19/50
D463823Ball point penOctober, 2002YoonD19/48
D458964Ball point penJune, 2002NakazawaD19/48
D453790Ball-point pen with a mechanical pencilFebruary, 2002TsuchikuraD19/36
D441017Writing instrumentApril, 2001Gault et al.D19/50

Primary Examiner:
Albert, Elizabeth
Attorney, Agent or Firm:
Adams & Wilks

1. The ornamental design for a ballpoint pen, as shown and described.


FIG. 1 is a perspective view of the front, top and left side of a ballpoint pen showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a bottom view, a top plan view being a mirror image thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a front view thereof, with the writing tip extended; and,

FIG. 8 is a bottom view thereof, with the writing tip extended.