Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Patent Number 08280278

US 08280278 B2
Application Number11964518
Publication NumberUS 20080152388 A1
Pendency4 years, 9 months, 12 days
Filled DateDec 26, 2007
Priority DateDec 26, 2007
Publication DateJun 26, 2008
Expiration DateDec 25, 2027
Inventor/ApplicantsMasato Hisano
Masanari Morioka
Shigeo Miyabe
Takahito Ueno
ExaminesGAWORECKI, MARK R
Art Unit2884
Technology Center2800
Assignments
Canon Inc.
Current
Canon Inc.
Original
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