Ink cartridge
United States Patent D524367

Wakayama, Takahiro (Ibaraki-ken, JP)
Miyazawa, Takashi (Hachioji, JP)
Matsuda, Masashi (Hachioji, JP)
Application Number:
Publication Date:
Filing Date:
Riso Kagaku Corporation (Tokyo, JP)
Olympus Corporation (Tokyo, JP)
Primary Class:
Other Classes:
International Classes:
(IPC1-7): 1802
Field of Search:
D18/56, 347/86, 347/87, D18/43, D18/40
View Patent Images:
US Patent References:
D491221Ink cartridge for printerJune, 2004Umeyama et al.D18/56
D490102Ink cartridge for printerMay, 2004Umeyama et al.D18/56
D477020Ink cartridge for printerJuly, 2003SeinoD18/56
D463818Developer bottleOctober, 2002Fujinuma et al.D18/43
D449643Ink cartridge for printerOctober, 2001Hatasa et al.D18/56

Primary Examiner:
Maccormac, Cathy Anne
Attorney, Agent or Firm:
Frommer Lawrence & Haug LLP
Ryan, Esq. Matthew K.

1. The ornamental design for an ink cartridge, substantially as shown and described.


FIG. 1 is a perspective view of an ink cartridge showing our new design,;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a cross sectional view taken along the line 7—7 of FIG. 3;

FIG. 8 is a cross sectional view taken along line 8—8 of FIG. 2; and,

FIG. 9 is an enlarged cross sectional view taken along line 9—9 of FIG. 3.