ClassID:

177972

G03G21/1882 - 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

Sub-classes:
Recent Application in this class:
#1
20250390060
2025-12-25

PRINTING APPARATUS

#2
20250373749
2025-12-04

CHIP AND SUPPLY ITEM FOR IMAGING DEVICE, INCLUDING COMMUNICATION

#3
20250258460
2025-08-14

COMMUNICATION SYSTEM AND IMAGE-FORMING APPARATUS

#4
20250172904
2025-05-29

IMAGE FORMING APPARATUS AND CONTRACT SYSTEM FOR IMAGE FORMING APPARATUS

#5
20250130528
2025-04-24

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

#6
20250076778
2025-03-06

IMAGE FORMING DEVICE

#7
20250030809
2025-01-23

CHIP AND SUPPLY ITEM FOR IMAGING DEVICE, INCLUDING COMMUNICATION

#8
20250023999
2025-01-16

CHIP AND SUPPLY ITEM FOR IMAGING DEVICE, INCLUDING COMMUNICATION

#9
20240323305
2024-09-26

CHIP AND SUPPLY ITEM FOR IMAGING DEVICE, INCLUDING COMMUNICATION

#10
20240288791
2024-08-29

Image forming device

#11
20240272575
2024-08-15

IMAGE FORMING APPARATUS

#12
20240103432
2024-03-28

IMAGE FORMING APPARATUS AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING IMAGE FORMING PROGRAM

#13
20230213884
2023-07-06

CONSUMABLES CHIP, CONSUMABLE, IMAGE-FORMING APPARATUS, COMMUNICATION METHOD, AND DETECTION METHOD

#14
20230068696
2023-03-02

Image forming apparatus determining whether cartridge is usable based on two sets of consumption state information

#15
20230024075
2023-01-26

Server apparatus that calculates residual service life of replaceable unit on basis of observation data acquired from image forming apparatus, residual service life prediction system, and image forming apparatus

#16
20230020478
2023-01-19

Logic circuitry packages for replaceable print apparatus components

#17
20220337724
2022-10-20

Method of setting up electrical communications between an imaging device and a supply item

#18
20220326636
2022-10-13

Consumable chip and control method of consumable chip, consumable material, and image formation device

#19
20220276605
2022-09-01

Image forming apparatus capable of controlling extension of use of drum cartridge

#20
20220155725
2022-05-19

Image forming apparatus capable of controlling extension of use of drum cartridge

#21
20220146973
2022-05-12

Image forming apparatus capable of determining whether to order new drum cartridge together with new toner cartridge

#22
20210302910
2021-09-30

Image forming apparatus determining whether cartridge is usable based on two sets of consumption state information

#23
20210255572
2021-08-19

Image forming apparatus, image forming system and method of controlling image forming system

#24
20210232089
2021-07-29

Image forming apparatus capable of controlling extension of use of drum cartridge

#25
20210232086
2021-07-29

Image forming apparatus capable of controlling extension of use of drum cartridge

#26
20210191315
2021-06-24

Image forming apparatus capable of determining whether toner cartridge is attached to appropriate slot provided in main casing

#27
20210141889
2021-05-13

IMAGE FORMING APPARATUS

#28
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

#29
20200166887
2020-05-28

Image forming apparatus capable of determining whether toner cartridge is attached to appropriate slot provided in main casing

#30
20200012775
2020-01-09

Image forming apparatus

#31
20190356817
2019-11-21

Chip and supply item for imaging device, including communication

#32
20190302689
2019-10-03

Image forming apparatus capable of determining whether toner cartridge is attached to appropriate slot provided in main casing

#33
20190094752
2019-03-28

Network system comprising customer replaceable unit

#34
20180373908
2018-12-27

Antenna substrate, image forming apparatus

#35
20180348702
2018-12-06

Image forming apparatus, electronic storage device, cartridge, and method of controlling image forming apparatus

#36
20180285701
2018-10-04

Image forming apparatus

#37
20180259877
2018-09-13

Network system comprising customer replaceable unit

#38
20180224787
2018-08-09

Repair method and repair chip for regenerative ink cartridge, and regenerative ink cartridge

#39
20180181059
2018-06-28

Toner container attachment detecting device and image forming apparatus

#40
20180067425
2018-03-08

IMAGE FORMING APPARATUS

#41
20180034993
2018-02-01

CHIP, IMAGING CARTRIDGE, AND COMMUNICATION METHOD BETWEEN THE CHIP AND IMAGING DEVICE

#42
20180032290
2018-02-01

Image forming apparatus that controls power supply based on result detected by human sensor

#43
20180004132
2018-01-04

Cleaning device and process cartridge

#44
20170346990
2017-11-30

CRUM chip and image forming device for authentication and communication, and methods thereof

#45
20170300008
2017-10-19

Crum chip and image forming device for communicating mutually, and method thereof

#46
20170219975
2017-08-03

CRUM unit mountable in consumable unit of image forming apparatus and image forming apparatus using the same

#47
20170082946
2017-03-23

Network system comprising customer replaceable unit

#48
20170003642
2017-01-05

Image forming apparatus that suppresses level of unwanted irradiation

#49
20160351328
2016-12-01

COUPLING ENHANCEMENT INTERMEDIARY COIL FOR TAG COMMUNICATION STANDARDIZATION

#50
20160263907
2016-09-15

Addressing for a memory device used in an image recording apparatus

#51
20160210537
2016-07-21

Image forming apparatus with a reader with changeable positions

#52
20160202662
2016-07-14

Storage chip, imaging cartridge, method of changing serial number and method of using storage chip

#53
20160198058
2016-07-07

Chip, imaging cartridge, and communication method between the chip and imaging device

#54
20160125943
2016-05-05

Mitigating parasitic current while programming a floating gate memory array

#55
20160098060
2016-04-07

CRUM unit mountable in consumable unit of image forming apparatus and image forming apparatus using the same

#56
20150339085
2015-11-26

Image forming apparatus with a reader with changeable positions

#57
20150234347
2015-08-20

Systems and methods for mounting an externally readable monitoring module on a rotating customer replaceable component in an operating device

#58
20150202906
2015-07-23

Replaceable printer component including a memory updated atomically

#59
20150055963
2015-02-26

Cartridge and image forming apparatus

#60
20150015907
2015-01-15

Image forming apparatus, communication device, and cartridge

#61
20140270812
2014-09-18

Systems and methods for employing a customer replaceable unit (CRU) to alter an installation type for the CRU in an image forming device

#62
20140253615
2014-09-11

Addressing for a memory device used in an image recording apparatus

#63
20140132990
2014-05-15

Imaging cartridge chip with self-adaptive contacts, imaging cartridge and self-adaptive method

#64
20140132987
2014-05-15

Information input method, apparatus and system for associated apparatus of imaging device

#65
20140064746
2014-03-06

Image forming apparatus with a movable tag reader for sensing tags at various locations

#66
20130321853
2013-12-05

Crum chip and image forming device for authentication and communication, and methods thereof

#67
20130279924
2013-10-24

Printing consumables chips and containers

#68
20130063770
2013-03-14

CRUM chip and image forming device for communicating mutually, and method thereof

#69
20120288287
2012-11-15

Lockout device and an indicator to ensure that the correct consumable is replaced in a printing device

#70
20120281993
2012-11-08

Addressing for a memory device used in an image recording apparatus

#71
20120268787
2012-10-25

Image forming apparatus, communication device, and cartridge

#72
20120141156
2012-06-07

Image forming apparatus for controlling interval between accesses to memory in detachable unit

#73
20110176818
2011-07-21

Image forming device, identifying device, semiconductor integrated device, and identifying method

#74
20110176817
2011-07-21

Developer and image forming apparatus including the same

#75
20110134479
2011-06-09

Replaceable printer component including a memory updated atomically

#76
20110075214
2011-03-31

Image forming apparatus having a tag reader with reading range changed by a cover position

#77
20110075213
2011-03-31

Image forming apparatus with a tag reader changing reading position by movement of front cover

#78
20100177351
2010-07-15

Computer readable medium for outputting information, and information processor and image forming device using the same

#79
20100021191
2010-01-28

Image forming apparatus, developing unit, and computer system

#80
20100011259
2010-01-14

Electronic apparatus and unit utilized in electronic system

#81
20090285594
2009-11-19

Image forming apparatus

#82
20090125686
2009-05-14

Image forming apparatus which changes addresses that are used when data is read from and written to memories of articles of consumption and method of controlling the image forming apparatus

#83
20090034994
2009-02-05

Consumable part for an image forming apparatus and a control method thereof

#84
20080310070
2008-12-18

Systems and methods for protecting device from change due to quality of replaceable components

#85
20080297820
2008-12-04

Image forming apparatus, communication device, and cartridge

#86
20080267666
2008-10-30

Developing device, image forming apparatus, image forming system, cartridge, developing unit and photoconductor unit

#87
20080260418
2008-10-23

System and method for remanufacturing imaging components

#88
20080219692
2008-09-11

Process cartridge for use in image forming apparatus and image forming apparatus

#89
20080008496
2008-01-10

Cartridge for use in an image forming apparatus having an electronic element

#90
20070147853
2007-06-28

Microchip and method for repairing cartridge

#91
20070121709
2007-05-31

Electronic apparatus and unit utilized in electronic system

#92
20070092286
2007-04-26

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

#93
20070047974
2007-03-01

Network system comprising customer replaceable unit

#94
20060285877
2006-12-21

Cartridge for use in an image forming apparatus having an electronic element

#95
20060285876
2006-12-21

Systems and methods for remanufacturing imaging components

#96
20060261947
2006-11-23

Coupler board for wireless communication with multiple memory devices

#97
20060245767
2006-11-02

Systems and methods for universal imaging components

#98
20060219770
2006-10-05

Image forming apparatus having shielded area in which non-contact wireless communication occurs

#99
20060218431
2006-09-28

Image forming apparatus and communication data handling method therein

#100
20060193642
2006-08-31

Image formation device and cartridge which uses verification data stored in a memory of the cartridge

#101
20060153579
2006-07-13

Replaceable unit monitor reader with auto polling capabilities

#102
20060153578
2006-07-13

Systems and methods for monitoring replaceable units

#103
20060034628
2006-02-16

Storage control method for a memory provided in a removable cartridge in an image forming apparatus

#104
20060034624
2006-02-16

Systems and methods for universal imaging components

#105
20060029399
2006-02-09

Wireless communication apparatus and method in an image forming system

#106
20060008293
2006-01-12

Systems and methods for remanufacturing imaging components

#107
20050286914
2005-12-29

Image forming apparatus

#108
20050213997
2005-09-29

System, apparatus, and method for preventing access to information stored in a consumable item of an image forming apparatus

#109
20050191064
2005-09-01

Image forming apparatus

#110
20050180764
2005-08-18

Image forming apparatus, imaging process unit, and method for recording information concerning imaging process unit

#111
20050120260
2005-06-02

Image forming apparatus and control method of an image forming apparatus

#112
20050105921
2005-05-19

Image forming apparatus developing unit and computer system

#113
20050105721
2005-05-19

Image forming apparatus and data reading method

#114
20050100376
2005-05-12

Image forming apparatus and method for controlling the security of an exchangeable part

#115
20050078978
2005-04-14

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

#116
20050078971
2005-04-14

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

#117
20050036795
2005-02-17

System and method for port testing and configuration