US Patent No: 6,823,154

Number of patents in Portfolio can not be more than 2000

Image forming apparatus

Stats

ALSO PUBLISHED AS: 20030170059
ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

An image forming apparatus which includes: an image forming apparatus main body provided with an image forming portion for forming an image on a sheet; an upstream-side sheet feed unit which is juxtaposed to the image forming apparatus main body and feeds a sheet contained therein to the image forming portion; a sheet treatment portion for treating a sheet fed thereto; and a downstream-side sheet feed unit which is juxtaposed between the image forming apparatus main body and the sheet treatment portion and feeds a sheet contained therein to the sheet treatment portion, in which each of the upstream-side sheet feed unit and the downstream-side sheet feed unit is selectively attachable to the image forming apparatus main body, and the upstream-side sheet feed unit and the downstream-side sheet feed unit have the same construction.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
CANON KABUSHIKI KAISHATOKYO49710

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawata, Wataru Chiba, JP 48 387
Koga, Hiroto Abiko, JP 25 113

Cited Art

Patent Info (Count) # Cites Year
 
CANON KABUSHIKI KAISHA (5)
6,241,234 Sheet processing apparatus and image forming apparatus using same 28 1997
6,145,826 Image forming apparatus 27 1998
6,237,910 Sheet processing apparatus provided with sheet sensor and image forming apparatus 16 1998
6,264,189 Sheet process apparatus 23 1998
6,505,829 Sheet treating apparatus and image forming apparatus having the same 33 1999
 
RAVI & ASSOCIATES (1)
5,655,208 Modular multi-function image-forming apparatus for printing mixed sided and mixed color copy sets 14 1995
 
RICOH COMPANY, LTD. (1)
5,164,769 Method and apparatus for controlling data communication in a copying system 15 1991
 
XEROX CORPORATION (1)
6,374,066 Arcuate surface apparatus design method 9 1999
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (1)
6,470,156 Method of printing variable image requirements 19 1999

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
KINETO WIRELESS, INC. (27)
7,957,348 Method and system for signaling traffic and media types within a communications network switching system 3 2005
7,606,190 Apparatus and messages for interworking between unlicensed access network and GPRS network for data services 18 2005
7,843,900 Mechanisms to extend UMA or GAN to inter-work with UMTS core network 5 2005
7,215,961 Registration messaging for a mobile station in an unlicensed wireless communication system 29 2005
7,606,568 Messaging for registration in an unlicensed wireless communication system 10 2005
7,634,270 GPRS data protocol architecture for an unlicensed wireless communication system 2 2005
7,634,271 GSM signaling protocol architecture for an unlicensed wireless communication system 1 2005
8,165,086 Method of providing improved integrated communication system data service 0 2007
7,912,004 Generic access to the Iu interface 4 2007
7,852,817 Generic access to the Iu interface 7 2007
8,204,502 Method and apparatus for user equipment registration 2 2007
8,073,428 Method and apparatus for securing communication between an access point and a network controller 1 2007
8,036,664 Method and apparatus for determining rove-out 2 2007
7,995,994 Method and apparatus for preventing theft of service in a communication system 17 2007
8,150,397 Method and apparatus for establishing transport channels for a femtocell 1 2007
8,005,076 Method and apparatus for activating transport channels in a packet switched communication system 5 2007
7,974,624 Registration messaging in an unlicensed mobile access telecommunications system 1 2007
8,019,331 Femtocell integration into the macro network 2 2008
8,090,371 Network controller messaging for release in an unlicensed wireless communication system 1 2008
7,773,993 Network controller messaging for channel activation in an unlicensed wireless communication system 8 2008
7,668,558 Network controller messaging for paging in an unlicensed wireless communication system 0 2008
7,684,803 Network controller messaging for ciphering in an unlicensed wireless communication system 6 2008
7,818,007 Mobile station messaging for ciphering in an unlicensed wireless communication system 2 2008
7,769,385 Mobile station messaging for registration in an unlicensed wireless communication system 8 2008
8,041,335 Method and apparatus for routing of emergency services for unauthorized user equipment in a home Node B system 6 2009
8,130,703 Apparatus and messages for interworking between unlicensed access network and GPRS network for data services 0 2009
8,045,493 Mechanisms to extend UMA or GAN to inter-work with UMTS core network 0 2010
 
CANON KABUSHIKI KAISHA (3)
7,597,311 Sheet processing apparatus and image forming apparatus provided therewith and sheet processing method 10 2006
7,673,868 Sheet processing system 0 2008
8,246,039 Sheet feeding apparatus and image forming apparatus 0 2009
 
SHARP KABUSHIKI KAISHA (1)
7,551,886 Image forming device 0 2003

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 23, 2016
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00