Patents-Review.com
ClassID:

177700 ⎘

G03G15/0882 - CPC Classification

Classification description:

Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer; Arrangements for preparing, mixing, supplying or dispensing developer; Arrangements for metering and dispensing developer from a developer cartridge into the development unit; Sealing of developer cartridges by a peelable sealing film

Recent Application in this class:
#1
20250306503
2025-10-02

CARTRIDGE AND DEVELOPING DEVICE

 #2
20250306502
2025-10-02

DEVELOPER CONTAINER

 #3
20250291276
2025-09-18

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #4
20250231505
2025-07-17

SHEET-SHAPED SEALING MEMBER, REMOVABLE UNIT, AND IMAGE FORMING APPARATUS

 #5
20250164909
2025-05-22

IMAGE FORMING APPARATUS

 #6
20250068100
2025-02-27

DEVELOPING DEVICE

 #7
20240272567
2024-08-15

TONER CARTRIDGE, IMAGE FORMING APPARATUS, AND REMANUFACTURING METHOD OF USED TONER CARTRIDGE

 #8
20240201627
2024-06-20

IMAGE FORMING APPARATUS

 #9
20230324830
2023-10-12

Developing device and image forming apparatus capable of shortening time required to circulate developer in circulation path

 #10
20230314984
2023-10-05

Powder accommodating container, powder supply device, developing device, and image forming apparatus

 #11
20230305438
2023-09-28

Developing device and image forming apparatus that suppress discharge of developer

 #12
20220221812
2022-07-14

Developing apparatus having a sealed developer opening

 #13
20220035271
2022-02-03

Developing apparatus having air discharge

 #14
20210389693
2021-12-16

Developing apparatus having a flexible developer conveyor

 #15
20200310338
2020-10-01

Developing device and image forming apparatus

 #16
20190302651
2019-10-03

Developer container, developing device and process cartridge

 #17
20190265613
2019-08-29

Developing apparatus having a sealed developer opening

 #18
20190235415
2019-08-01

Remanufactured toner cartridge and method

 #19
20190113865
2019-04-18

DEVELOPER ACCOMMODATING MEMBER, DEVELOPER ACCOMMODATING UNIT, DEVELOPING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

 #20
20190094759
2019-03-28

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #21
20190049875
2019-02-14

Developing cartridge, developing apparatus and image forming apparatus having the same

 #22
20190033774
2019-01-31

Manufacturing method for cartridge attachable to image forming apparatus and cartridge

 #23
20180335729
2018-11-22

Cleaning device and image forming apparatus

 #24
20180239277
2018-08-23

IMAGE FORMING APPARATUS

 #25
20180231918
2018-08-16

Image forming apparatus and control method wherein a developer bearing member is driven at various speeds

 #26
20180164714
2018-06-14

Developing apparatus having a sealing sheet and unsealing mechanism

 #27
20180136588
2018-05-17

Developer accommodating container, developer accommodating unit, process cartridge, electrophotographic image forming apparatus

 #28
20180113399
2018-04-26

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #29
20180088493
2018-03-29

DEVICES AND METHODS FOR REMANUFACTURING TONER PRINTER CARTRIDGES

 #30
20180067421
2018-03-08

Developer container developing device process cartridge and image forming apparatus

 #31
20180067420
2018-03-08

Image forming apparatus having operation guide label

 #32
20180011426
2018-01-11

Developing device

 #33
20170363989
2017-12-21

Developer container, developer storage unit, process cartridge, and image forming apparatus

 #34
20170329256
2017-11-16

Remanufactured toner cartridge and method

 #35
20170285532
2017-10-05

Sealing member for a movable developer container of a developer cartridge

 #36
20170219991
2017-08-03

Manufacturing method for cartridge attachable to image forming apparatus and cartridge

 #37
20170219963
2017-08-03

Developer container, developing device, process cartridge, and image forming apparatus

 #38
20170115606
2017-04-27

Image forming apparatus having reverse developer feeding

 #39
20170115600
2017-04-27

SEAL CONFIGURATION FOR TONER CARTRIDGE

 #40
20170102639
2017-04-13

Developer container, developing device, process cartridge, and image forming apparatus

 #41
20170060033
2017-03-02

Developer accommodating container with projected shaped portion for contacting toner seal member

 #42
20160349669
2016-12-01

Developer container, developing device, process cartridge and image forming apparatus

 #43
20160327887
2016-11-10

Developer accommodating container, developing cartridge, process cartridge and image forming apparatus

 #44
20160282764
2016-09-29

Developer container, developing apparatus, process cartridge, and image forming apparatus

 #45
20160282763
2016-09-29

Developer container, developing device, process cartridge, and image forming apparatus

 #46
20160252844
2016-09-01

Developer container, developing device, process cartridge, and image forming apparatus

 #47
20160170330
2016-06-16

Developer accommodating container, developer accommodating unit, process cartridge, and electrophotographic image forming apparatus

 #48
20160085178
2016-03-24

Developing device

 #49
20160062270
2016-03-03

Developer container, developer storage unit, process cartridge, and image forming apparatus having a sealing member and an unsealing member

 #50
20160033932
2016-02-04

Cartridge and method for manufacturing cartridge

 #51
20160033899
2016-02-04

Developing device

 #52
20150362861
2015-12-17

Developing device, image forming apparatus, and process cartridge

 #53
20150355577
2015-12-10

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #54
20150248079
2015-09-03

Developer container, developing device, process cartridge and image forming apparatus

 #55
20150227085
2015-08-13

Developer accommodating unit, developing device, process catridge and electrophotographic image forming apparatus

 #56
20150023685
2015-01-22

Laser printer toner cartridge seal and method

 #57
20150003865
2015-01-01

Developer container, developing cartridge, process cartridge and image forming apparatus

 #58
20140376955
2014-12-25

Cartridge with flexible container for accommodating developer

 #59
20140363196
2014-12-11

Developer accommodating unit, developing device, process cartridge and image forming apparatus

 #60
20140356020
2014-12-04

Developer container, developing cartridge, process cartridge and image forming apparatus

 #61
20140348535
2014-11-27

Developer container, developing cartridge, process cartridge and image forming apparatus

 #62
20140348518
2014-11-27

Cartridge, developing cartridge, process cartridge and image forming apparatus

 #63
20140286680
2014-09-25

Powder container and image forming apparatus

 #64
20140286677
2014-09-25

Powder container and image forming apparatus

 #65
20140265159
2014-09-18

Seal

 #66
20140212166
2014-07-31

Developer container with sealing member having a plurality of holes and rotatable member having a plurality of projections contactable with the sealing member

 #67
20140199096
2014-07-17

Developer accommodating unit, developing device, process cartridge and image forming apparatus

 #68
20140199094
2014-07-17

Developer accommodating unit, process cartridge and image forming apparatus

 #69
20140199093
2014-07-17

Developer accommodating container, process cartridge and electrophotographic image forming apparatus

 #70
20140199092
2014-07-17

Developer accommodating unit, process cartridge and image forming apparatus

 #71
20140169827
2014-06-19

Developing device and image forming apparatus

 #72
20140086621
2014-03-27

Cartridge, process cartridge and image forming apparatus

 #73
20140086620
2014-03-27

Developer accommodating container with toner seal member, unsealing member, and auxiliary unsealing member

 #74
20140079432
2014-03-20

Developer accommodating container, developer accommodating unit, process cartridge, electrophotographic image forming apparatus

 #75
20140072347
2014-03-13

Developer accommodating container with flexible members forming injection opening

 #76
20140072331
2014-03-13

Developer accommodating container, developer accommodating unit, process cartridge and image forming apparatus

 #77
20140064793
2014-03-06

Developing unit, process cartridge and image forming apparatus

 #78
20140029974
2014-01-30

Developer accommodating unit, process cartridge, and electrophotographic image forming apparatus

 #79
20140016961
2014-01-16

Developer accommodating container, process cartridge, electrophotographic image forming apparatus

 #80
20130308979
2013-11-21

Flexible developer accommodating container with unsealable openings

 #81
20130308972
2013-11-21

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #82
20130308971
2013-11-21

Developer accommodating unit, developing device, process cartridge and electrophotographic image forming apparatus

 #83
20130294797
2013-11-07

Developer supply container

 #84
20130142541
2013-06-06

Developing apparatus, process cartridge and method for assembling developing apparatus

 #85
20130136489
2013-05-30

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #86
20130121733
2013-05-16

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME

 #87
20130121721
2013-05-16

DEVELOPER CONVEYANCE APPARATUS DEVELOPING APPARATUS AND PROCESS CARTRIDGE

 #88
20130034368
2013-02-07

Development device, and process cartridge and image forming apparatus including same

 #89
20120263492
2012-10-18

Laser Printer Toner Cartridge Seal and Method

 #90
20120099902
2012-04-26

Powder container, powder conveying apparatus, and image forming apparatus

 #91
20120070184
2012-03-22

Winding member, cartridge, and cartridge assembling method

 #92
20110293322
2011-12-01

Remanufactured Laser Printer Toner Cartridge having Resilient Module Attachment, and Methods

 #93
20110262180
2011-10-27

TONER CARTRIDGE AND IMAGE FORMING APPARATUS

 #94
20110255897
2011-10-20

Developing device

 #95
20110200357
2011-08-18

Developer supply container

 #96
20110170912
2011-07-14

TONER CARTRIDGE AND ITS RECYCLING METHOD (as amended)

 #97
20110142491
2011-06-16

Cartridge with a protecting member and a sealing member for sealing a developer supply opening

 #98
20110103832
2011-05-05

Developing cartridge

 #99
20110103823
2011-05-05

Developing cartridge and process cartridge with grip portion of sealing member preventing mounting of cartridge

 #100
20110085820
2011-04-14

Developing device and image forming apparatus using the same

 #101
20110026965
2011-02-03

Methods for sealing toner opening ports of printer cartridges

 #102
20110002708
2011-01-06

Developing device and image forming apparatus employing the same

 #103
20100310270
2010-12-09

Angled seal for laser toner cartridge hopper

 #104
20100221028
2010-09-02

Image forming apparatus

 #105
20100212137
2010-08-26

Methods and devices for sealing toner opening ports of printer cartridges

 #106
20100158574
2010-06-24

Developing unit and image forming apparatus having the same

 #107
20100135690
2010-06-03

Laser printer toner cartridge seal and method

 #108
20100092196
2010-04-15

Developing cartridge including shutter maintained in a closed state by an electrically-releasing adhesive and image forming apparatus using the same

 #109
20100046981
2010-02-25

Developing device, process cartridge, image forming device and developer container

 #110
20100034554
2010-02-11

Developing device, process cartridge, image forming device, and developer container

 #111
20100034545
2010-02-11

DEVELOPER SUPPLY CARTRIDGE, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS

 #112
20090297207
2009-12-03

Winding member, cartridge, and cartridge assembling method

 #113
20090245853
2009-10-01

Universal cartridge seal and method for fixing the seal to a cartridge

 #114
20090238600
2009-09-24

Developer cartridge and developing apparatus using the same, process cartridge and image forming device using the same

 #115
20090226206
2009-09-10

Process cartridge, developing cartridge and electrophotographic image forming apparatus

 #116
20090214256
2009-08-27

Preset case, development apparatus, process cartridge, and image forming apparatus

 #117
20090169241
2009-07-02

Image forming apparatus and toner cartridge used for the same

 #118
20090169240
2009-07-02

Image forming apparatus

 #119
20090154952
2009-06-18

Developing apparatus, process cartridge, and image forming apparatus

 #120
20090142574
2009-06-04

Urethane foam member, seal structure, toner storage container, process cartridge, image forming apparatus

 #121
20090116867
2009-05-07

Developer container and image forming apparatus including the developer container with sealing mechanism providing enhanced usability

 #122
20090110431
2009-04-30

Laser printer toner cartridge seal and method

 #123
20090074454
2009-03-19

Electrophotographic image forming apparatus and process cartridge

 #124
20090052937
2009-02-26

Apparatus for sealing toner opening ports of printer cartridges

 #125
20080298834
2008-12-04

Toner cartridge and image forming apparatus

 #126
20080253803
2008-10-16

Process cartridge and electrophotographic image forming apparatus

 #127
20080240773
2008-10-02

Electrophotographic image forming apparatus and process cartridge

 #128
20080240772
2008-10-02

TONER CARTRIDGE, TONER REFILLING METHOD AND IMAGE FORMING APPARATUS USING THE TONER CARTRIDGE

 #129
20080013983
2008-01-17

Toner container, toner feed device and image forming apparatus

 #130
20070280725
2007-12-06

Image forming apparatus

 #131
20070258727
2007-11-08

Material supplying container having sealing member, and image forming unit including same

 #132
20070172252
2007-07-26

Toner container and toner supply device unit using the same

 #133
20070140730
2007-06-21

Toner cartridge seal assembly

 #134
20070104505
2007-05-10

Developer supply container

 #135
20070077591
2007-04-05

Polypeptide

 #136
20060269318
2006-11-30

Process cartridge, developing cartridge and electrophotographic image forming apparatus

 #137
20060210301
2006-09-21

Image forming apparatus and seal portion for use in the same

 #138
20060204274
2006-09-14

Toner cartridge seal assembly

 #139
20060104672
2006-05-18

Powder container, powder contained product, powder container manufacturing method, powder contained product reusing method, toner container and toner contained product

 #140
20060072935
2006-04-06

Adhering pattern and removable protective barrier for a modular printing component

 #141
20060008289
2006-01-12

Electrophotographic image forming apparatus and process cartridge

 #142
20050249519
2005-11-10

Cartridge for toner having removable seal

 #143
20050220464
2005-10-06

Image forming apparatus and seal retractor

 #144
20050196197
2005-09-08

Developer Cartridge including radially extending drive lug

 #145
20050191085
2005-09-01

Toner hopper engagement device, a toner container, and a toner refill kit

 #146
20050191084
2005-09-01

Process cartridge, developing cartridge and gripping part therefor

 #147
20050169674
2005-08-04

Powder container, powder contained product, powder container manufacturing method, powder contained product reusing method, toner container and toner contained product

 #148
20050158071
2005-07-21

Developing device, process cartridge, device unit, and image forming apparatus having a sealing member

 #149
20050111876
2005-05-26

Developing cartridge and an electrophotographic image forming apparatus having the same

 #150
20050053393
2005-03-10

Developing unit, developing cartridge, and image forming apparatus

 #151
17939449
2023-03-21

Powder storage device and image-forming apparatus equipped with the same