Patents-Review.com
ClassID:

177973 ⎘

G03G21/1885 - CPC Classification

Classification description:

Arrangements not provided for by groups  - , e.g. cleaning, elimination of residual charge; Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit provided with identifying means or means for storing process- or use parameters, e.g. lifetime of the cartridge; Electronically readable memory details of the communication with memory, e.g. wireless communication, protocols position of the memory; memory housings; electrodes

Recent Application in this class:
#1
20260140475
2026-05-21

CARTRIDGE INCLUDING CARTRIDGE FRAME, FIRST TO THIRD ELECTRODES POSITIONED AT CARTRIDGE FRAME, AND CARTRIDGE MEMORY MOVABLE RELATIVE TO CARTRIDGE FRAME

 #2
20260110986
2026-04-23

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE WITH SEPARATABLE DEVELOPING ROLLER FROM PHOTOCONDUCTOR DRUM

 #3
20260079441
2026-03-19

CARTRIDGE, MEMBER CONSTITUTING CARTRIDGE, AND IMAGE FORMING APPARATUS

 #4
20260016787
2026-01-15

IMAGE FORMING APPARATUS

 #5
20260003314
2026-01-01

IMAGE FORMING APPARATUS

 #6
20250377625
2025-12-11

METHOD FOR REMOVING AND ATTACHING FIRST HOLDER MEMBER RELATIVE TO SECOND HOLDER MEMBER SUPPORTED BY HOUSING IN CARTRIDGE

 #7
20250258458
2025-08-14

PHOTOSENSITIVE MEMBER CARTRIDGE AND PROCESS CARTRIDGE

 #8
20250251697
2025-08-07

DRUM CARTRIDGE INCLUDING ELECTRICAL CONTACT SURFACE POSITIONED AT OUTER SURFACE OF DRUM FRAME

 #9
20250244714
2025-07-31

DRUM CARTRIDGE INCLUDING MOVABLE HOLDER HAVING HOLDER TERMINAL, AND RELAY ELECTRODE ELECTRICALLY CONNECTABLE TO HOLDER TERMINAL AND MEMORY OF DEVELOPING CARTRIDGE ATTACHED TO DRUM FRAME

 #10
20250181012
2025-06-05

CARTRIDGE INCLUDING HOLDER THAT HOLDS ELECTRICAL CONTACT SURFACE AND HAS HOLE OVERLAPPED WITH THE SAME

 #11
20250164928
2025-05-22

CARTRIDGE INCLUDING A MEMORY MOUNTING PORTION AND IMAGE FORMING APPARATUS INCLUDING THE CARTRIDGE

 #12
20250138475
2025-05-01

CARTRIDGE, TONER CARTRIDGE, AND IMAGE FORMING APPARATUS

 #13
20250130528
2025-04-24

TONER CARTRIDGE INCLUDING MEMORY HOLDER COVER HAVING PAWL ENGAGED WITH HOOK OF GEAR COVER

 #14
20250103001
2025-03-27

IMAGE FORMING APPARATUS AND CARTRIDGE

 #15
20250085662
2025-03-13

IMAGE FORMING APPARATUS INCLUDING MAIN CASING TO WHICH CARTRIDGE IS ATTACHABLE AND MAIN MEMORY AND METHOD OF CONTROLLING IMAGE FORMING APPARATUS

 #16
20250013187
2025-01-09

CARTRIDGE INCLUDING HOLDER THAT FACILITATES RECYCLING OF STORAGE MEDIUM

 #17
20250013168
2025-01-09

TONER SUPPLY CONTANER AND MOUNTING UNIT

 #18
20240411266
2024-12-12

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

 #19
20240345538
2024-10-17

Drum cartridge including electrical contact surface positioned at outer surface of drum frame

 #20
20240345534
2024-10-17

METHOD FOR REMOVING AND ATTACHING FIRST HOLDER MEMBER RELATIVE TO SECOND HOLDER MEMBER SUPPORTED BY HOUSING IN CARTRIDGE

 #21
20240302789
2024-09-12

Cartridge, member constituting cartridge, and image forming apparatus

 #22
20240302788
2024-09-12

CARTRIDGE, MEMBER CONSTITUTING CARTRIDGE, AND IMAGE FORMING APPARATUS

 #23
20240280937
2024-08-22

CARTRIDGE, MEMBER CONSTITUTING CARTRIDGE, AND IMAGE FORMING APPARATUS

 #24
20240272575
2024-08-15

IMAGE FORMING APPARATUS

 #25
20240264563
2024-08-08

DEVELOPING CARTRIDGE

 #26
20240241476
2024-07-18

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

 #27
20240176286
2024-05-30

Drum cartridge including movable electrical contact surface, and image-forming apparatus using the same

 #28
20240176285
2024-05-30

Photosensitive member cartridge and process cartridge

 #29
20240142913
2024-05-02

Cartridge, member constituting cartridge, and image forming apparatus

 #30
20240111247
2024-04-04

PROCESS CARTRIDGE, PROCESS CARTRIDGE GROUP, AND IMAGE-FORMING APPARATUS

 #31
20240103431
2024-03-28

Process cartridge including drum cartridge having first holder, developing cartridge having second holder, and plate for connecting first holder and second holder to each other

 #32
20240103430
2024-03-28

DRUM CARTRIDGE INCLUDING FIRST MEMORY HAVING FIRST ELECTRICAL CONTACT SURFACE AND SECOND MEMORY HAVING SECOND ELECTRICAL CONTACT SURFACE AND PROCESS CARTRIDGE INCLUDING DEVELOPING CARTRIDGE AND THE DRUM CARTRIDGE

 #33
20240061373
2024-02-22

Cartridge including a memory mounting portion and image forming apparatus including the cartridge

 #34
20240061371
2024-02-22

Process cartridge and image forming apparatus

 #35
20240019797
2024-01-18

Developing cartridge

 #36
20230418221
2023-12-28

Cartridge, toner cartridge, and image forming apparatus

 #37
20230418181
2023-12-28

INFORMATION STORAGE SYSTEM INCLUDING A PLURALITY OF TERMINALS

 #38
20230324845
2023-10-12

Cartridge including holder that facilitates recycling of storage medium

 #39
20230315008
2023-10-05

Cartridge, process cartridge, and image forming apparatus

 #40
20230297024
2023-09-21

Cartridge, member constituting cartridge, and image forming apparatus

 #41
20230280690
2023-09-07

Process cartridge having drum cartridge and developing cartridge including first and second electrical contact surfaces

 #42
20230244183
2023-08-03

Image forming apparatus

 #43
20230244179
2023-08-03

Method for removing and attaching first holder member relative to second holder member supported by housing in cartridge

 #44
20230244157
2023-08-03

Toner supply contaner and mounting unit

 #45
20230244156
2023-08-03

Cartridge including holder that holds electrical contact surface and has hole overlapped with the same

 #46
20230213888
2023-07-06

Drum cartridge including movable electrical contact surface, and image-forming apparatus using the same

 #47
20230205132
2023-06-29

Toner cartridge including memory holder cover having pawl engaged with hook of gear cover

 #48
20230205131
2023-06-29

Image forming apparatus capable of making toner cartridge completely attached to drum cartridge during attachment of drum cartridge to housing

 #49
20230176514
2023-06-08

Image forming apparatus

 #50
20230168625
2023-06-01

Cartridge including a memory mounting portion and image forming apparatus including the cartridge

 #51
20230135180
2023-05-04

Process cartridge and image forming apparatus

 #52
20230052164
2023-02-16

Photosensitive member cartridge and process cartridge

 #53
20220357684
2022-11-10

Information storage system including a plurality of terminals

 #54
20220236690
2022-07-28

Process cartridge and image forming apparatus

 #55
20220229394
2022-07-21

Drum cartridge including electrical contact surface positioned at outer surface of drum frame

 #56
20220221819
2022-07-14

Cartridge, process cartridge, and image forming apparatus

 #57
20220214645
2022-07-07

Photosensitive member cartridge and process cartridge

 #58
20220197211
2022-06-23

Cartridge, member constituting cartridge, and image forming apparatus

 #59
20220187761
2022-06-16

Image forming apparatus capable of reading data of drum cartridge and data of toner cartridge through board of toner cartridge

 #60
20220088950
2022-03-24

Circuit board unit, attachment unit, and image forming apparatus

 #61
20220082992
2022-03-17

Cartridge including holder that facilitates recycling of storage medium

 #62
20220082991
2022-03-17

Method for removing and attaching first holder member relative to second holder member supported by housing in cartridge

 #63
20220066353
2022-03-03

Cartridge including a memory mounting portion and image forming apparatus including the cartridge

 #64
20210397123
2021-12-23

Drum cartridge including movable electrical contact surface, and image-forming apparatus using the same

 #65
20210364946
2021-11-25

Toner cartridge having toner memory and attachable to drum cartridge having drum memory

 #66
20210356884
2021-11-18

Information storage system including a plurality of terminals

 #67
20210263467
2021-08-26

Cartridge, member constituting cartridge, and image forming apparatus

 #68
20210216036
2021-07-15

Process cartridge and image forming apparatus

 #69
20210181672
2021-06-17

Process cartridge and image forming apparatus

 #70
20210165340
2021-06-03

Asymmetric key features

 #71
20210149335
2021-05-20

Cartridge and image forming apparatus

 #72
20210096498
2021-04-01

Image forming apparatus to which cartridge is attachable and including controller capable of determining whether cartridge is attached to image forming apparatus

 #73
20210088933
2021-03-25

Information storage system including a plurality of terminals

 #74
20210080904
2021-03-18

Drum cartridge including electrical contact surface positioned at outer surface of drum frame

 #75
20210080901
2021-03-18

Photosensitive member cartridge and process cartridge

 #76
20210080900
2021-03-18

Photosensitive member cartridge and process cartridge

 #77
20210063960
2021-03-04

Drum cartridge including movable electrical contact surface, and image-forming apparatus using the same

 #78
20210063911
2021-03-04

Toner cartridge having toner memory and attachable to drum cartridge having drum memory

 #79
20210048777
2021-02-18

Cartridge, process cartridge, and image forming apparatus

 #80
20200387104
2020-12-10

Drawer including drawer frame, connector, and holder holding the same and movable relative to drawer frame

 #81
20200348623
2020-11-05

Cartridge, process cartridge, and image forming apparatus

 #82
20200348615
2020-11-05

Developer container which discharges toner from a lower side and includes a box section

 #83
20200341427
2020-10-29

Process cartridge and image forming apparatus

 #84
20200310296
2020-10-01

Developer cartridge with a cover covering a memory on an outer surface of a toner housing

 #85
20200285192
2020-09-10

Cartridge reproduction method and cartridge

 #86
20200241469
2020-07-30

Cartridge, process cartridge, and image forming apparatus

 #87
20200192276
2020-06-18

Photosensitive member cartridge and process cartridge

 #88
20200174423
2020-06-04

Process cartridge and image forming apparatus having an electrical contact portion mounted on a projection and electrically connected to a storing portion

 #89
20200110357
2020-04-09

Cartridge, process cartridge, and image forming apparatus

 #90
20200096938
2020-03-26

Cartridge

 #91
20200081396
2020-03-12

Cartridge and imaging forming apparatus

 #92
20200026220
2020-01-23

Developer container having a cap with three portions of different diameters

 #93
20190391529
2019-12-26

Drum cartridge including electrical contact surface positioned at outer surface of drum frame

 #94
20190354067
2019-11-21

Cartridge, process cartridge, and image forming apparatus

 #95
20190265643
2019-08-29

IMAGE FORMING APPARATUS

 #96
20190227480
2019-07-25

Cartridge and image forming apparatus

 #97
20190101863
2019-04-04

Customer replacement unit memory contact unit pressured according to movement of tray in an image forming apparatus

 #98
20180348699
2018-12-06

Photosensitive member cartridge and process cartridge

 #99
20180335752
2018-11-22

Image forming apparatus operable with a cartridge having a memory and a terminal

 #100
20180329360
2018-11-15

Electrical connector assembly for use in an image forming device

 #101
20180314203
2018-11-01

Chip dismounting and mounting device

 #102
20180314185
2018-11-01

Toner cartridge and developing cartridge for image forming apparatus, and image forming apparatus

 #103
20180275560
2018-09-27

Replaceable unit, developing unit, image forming unit, and image forming apparatus

 #104
20180259900
2018-09-13

Cartridge, process cartridge, and image forming apparatus

 #105
20180253028
2018-09-06

Apparatus and method for preventing an information storage device from falling from a removable device

 #106
20180203408
2018-07-19

Developing cartridge having contact surface

 #107
20180129161
2018-05-10

Customer replacement unit memory contact unit pressured according to movement of tray in an image forming apparatus

 #108
20180088524
2018-03-29

Image forming apparatus including cartridge support member and cartridge including movable detection member

 #109
20180088490
2018-03-29

Toner container, image forming unit including the toner container, and image forming apparatus including the toner container

 #110
20180052414
2018-02-22

Developer case and image forming apparatus including the same

 #111
20170308033
2017-10-26

Replaceable unit for an image forming device having a retainer assembly having positioning features for processing circuitry

 #112
20170308032
2017-10-26

Image forming device having a supply item that includes a retainer assembly having positioning features for processing circuitry

 #113
20170285517
2017-10-05

Image forming device having a supply item that includes a retainer assembly having positioning features for processing circuitry

 #114
20170277119
2017-09-28

Image forming apparatus having electrical contact

 #115
20170277118
2017-09-28

Developer container, developer unit and image forming apparatus

 #116
20170261923
2017-09-14

Photosensitive member cartridge and process cartridge

 #117
20160349699
2016-12-01

Photosensitive member cartridge and process cartridge

 #118
20160334755
2016-11-17

Retainer assembly having positioning features for processing circuitry used with an image forming device supply item

 #119
20160252879
2016-09-01

Side member, cartridge, and image forming apparatus

 #120
20160238993
2016-08-18

Cartridge, image forming apparatus and manufacturing method of the cartridge

 #121
20160238967
2016-08-18

Cartridge, image forming apparatus and manufacturing method of the cartridge

 #122
20160179053
2016-06-23

Positional control features for an imaging unit in an electrophotographic image forming device

 #123
20160139558
2016-05-19

Cartridge having storing medium and image forming apparatus using the cartridge

 #124
20160062313
2016-03-03

Image forming apparatus and detachable unit for use therewith

 #125
20160004209
2016-01-07

Replaceable unit for an image forming device having a retainer assembly having positioning features for processing circuitry

 #126
20150293485
2015-10-15

Apparatus and method for preventing an information storage device from falling from a removable device

 #127
20150261181
2015-09-17

Cartridge and electrophotographic image forming apparatus using the same

 #128
20150055963
2015-02-26

Cartridge and image forming apparatus

 #129
20150037050
2015-02-05

Removable device and image forming apparatus

 #130
20150003858
2015-01-01

Toner cartridge for an image forming device having a retainer assembly having positioning features for processing circuitry

 #131
20140341606
2014-11-20

Substrate mounting structure, developer container, image forming unit, image forming apparatus, and substrate mounting method

 #132
20140341602
2014-11-20

Apparatus and method for preventing an information storage device from falling from a removable device

 #133
20140314443
2014-10-23

Apparatus and method for preventing an information storage device from falling from a removable device

 #134
20140286670
2014-09-25

Apparatus and method for preventing an information storage device from falling from a removable device

 #135
20140241736
2014-08-28

Image forming apparatus including cartridge for protecting photosensitive drum

 #136
20140212151
2014-07-31

Replaceable unit, image forming apparatus that incorporates the replaceable unit and method for attaching a part to the replaceable unit

 #137
20140037325
2014-02-06

Apparatus and method for preventing an information storage device from falling from a removable device

 #138
20130343019
2013-12-26

Retainer assembly having positioning features for processing circuitry used within an image forming device supply item

 #139
20130223877
2013-08-29

Apparatus and method for preventing an information storage device from falling from a removable device

 #140
20120308242
2012-12-06

Toner container, toner container frame, and image forming apparatus incorporating same

 #141
20120274992
2012-11-01

Information processing apparatus and image forming apparatus having a first and second storage unit

 #142
20120200871
2012-08-09

Information storage device, removable device, developer container, and image forming apparatus

 #143
20120177395
2012-07-12

Process cartridge and electrophotrographic image forming apparatus

 #144
20120039622
2012-02-16

Developing cartridge and image forming apparatus having the same

 #145
20110314670
2011-12-29

Method of orienting a printer chip

 #146
20110044717
2011-02-24

Process cartridge and electrophotographic image forming apparatus

 #147
20100158556
2010-06-24

Process cartridge and electrophotographic image forming apparatus

 #148
20090274472
2009-11-05

Replaceable printer component with electronic tag

 #149
20090190935
2009-07-30

Systems and Methods for Universal Imaging Components

 #150
20090047037
2009-02-19

Process cartridge and electrophotographic image forming apparatus

 #151
20080240778
2008-10-02

Image forming apparatus and developer cartridge

 #152
20080240776
2008-10-02

Cartridge and image forming device

 #153
20080170866
2008-07-17

System and methods for universal imaging components

 #154
20070264040
2007-11-15

Multiple Contact Printer Chip

 #155
20070141889
2007-06-21

Process cartridge and electrophotographic image forming apparatus

 #156
20070098437
2007-05-03

Electrophotographic image forming apparatus having main assembly contact contacting a cartridge contact of a memory

 #157
20070092286
2007-04-26

Process cartridge having light guides and memory member, and electrophotographic image forming apparatus to which such cartridge is mountable

 #158
20060285132
2006-12-21

Electrophotographic image forming apparatus

 #159
20060228127
2006-10-12

Process cartridge and electrophotographic image forming apparatus

 #160
20060093383
2006-05-04

Systems and methods for single wire communication and interaction with a customer replaceable unit monitor

 #161
20060062589
2006-03-23

Process cartridge having cartridge electrical contact connected to a cartridge memory element and connectable to a main assembly electrical contact and image forming apparatus to which such cartridge is mountable

 #162
20060024080
2006-02-02

Process cartridge and electrophotographic image forming apparatus

 #163
20050226648
2005-10-13

Process cartridge and image forming apparatus

 #164
20050176299
2005-08-11

Process cartridge having electrical contact connectable to electrical contact in electrophotographic image forming apparatus

 #165
20050163532
2005-07-28

Image formation apparatus, and control method for image formation apparatus

 #166
20050078978
2005-04-14

Process cartridge having light guides and memory member, and electrophotographic image forming apparatus to which such cartridge is mountable

 #167
20050078971
2005-04-14

Image forming apparatus, unit of image forming apparatus and information control method of image forming apparatus

 #168
20050025522
2005-02-03

Process cartridge and holding member

 #169
20050019061
2005-01-27

Information storing medium, unit, process cartridge, developing cartridge, and electrophotographic image forming apparatus

 #170
14576826
2016-03-22

Positional control features for an imaging unit in an electrophotographic image forming device