Photosensitive drum unit
United States Patent D724139

Shimizu, Takashi (Nagoya, JP)
Tanaka, Tokifumi (Komaki, JP)
Ishikawa, Satoru (Kitanagoya, JP)
Shimizu, Keita (Tsushima, JP)
Application Number:
Publication Date:
Filing Date:
Brother Industries, Ltd. (Nagoya, JP)
Primary Class:
International Classes:
(IPC1-7): 1603
Field of Search:
D18/12, D18/36, D18/40, D18/43, D18/44, D18/54, D18/56, D14/471, 347/49, 347/50, 347/197, 347/222, 399/11, 399/92, 399/106, 399/110, 399/113, 399/120, 399/127, 399/230, 399/254, 399/350, 399/353
View Patent Images:
US Patent References:
D694814Photosensitive drum unitDecember, 2013Fukamachi et al.D18/40
D637226Photosensitive drum unitMay, 2011Sakuma et al.
D638053Photosensitive drum unitMay, 2011Sato et al.
7873296Photosensitive member cartridge, developer cartridge and process cartridgeJanuary, 2011Ishii et al.399/90
D601183Toner cartridgeSeptember, 2009Ishikawa et al.D18/43
D601184Photosensitive drum unitSeptember, 2009Ogasawara et al.
D594899Photosensitive drum unitJune, 2009Ogasawara et al.
D594900Photosensitive drum unitJune, 2009Ogasawara et al.
D579484Printer cartridgeOctober, 2008Kamimura et al.D18/43
D550763Photosensitive drum unitSeptember, 2007Ishikawa et al.
D551285Photosensitive drum unitSeptember, 2007Ishikawa et al.
D523894Photosensitive drum unitJune, 2006Ishii et al.
D523895Photosensitive drum unitJune, 2006Ishii et al.
D523896Photosensitive drum unitJune, 2006Ishii et al.
D521545Photosensitive drum unitMay, 2006Ishii et al.
D509239Photosensitive drum unitSeptember, 2005Ishii et al.
D508945Toner cartridgeAugust, 2005Ishii et al.D18/43
D507295Photosensitive drum unitJuly, 2005Ishii et al.
D423559Image forming device for printerApril, 2000Suzuki et al.D18/40

Other References:
Design U.S. Appl. No. 29/451,169, filed Mar. 28, 2013 in the name of Hiroki Mori et al.
Design U.S. Appl. No. 29/451,165, filed Mar. 28, 2013 in the name of Nao Itabashi et al.
Primary Examiner:
Goodman, Eric
Assistant Examiner:
Wierenga, Amy
Attorney, Agent or Firm:
Oliff PLC

1. The ornamental design for a photosensitive drum unit, as shown and described.


FIG. 1 is a front, top perspective view of a photosensitive drum unit;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a rear, top perspective view thereof; and,

FIG. 9 is a front, bottom perspective view thereof.

The broken lines depict environmental subject matter only and form no part of the claimed design.