Search

Hoang X. Ngo

Examiner (ID: 10461, Phone: (571)272-2138 , Office: P/2852 )

Most Active Art Unit
2852
Art Unit(s)
2852, 2851
Total Applications
2724
Issued Applications
2564
Pending Applications
83
Abandoned Applications
93

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18965630 [patent_doc_number] => 11899392 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface [patent_app_type] => utility [patent_app_number] => 17/737125 [patent_app_country] => US [patent_app_date] => 2022-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 12463 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17737125 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/737125
Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface May 4, 2022 Issued
Array ( [id] => 17763061 [patent_doc_number] => 20220236673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => IMAGE FORMING APPARATUS, AND ADJUSTMENT METHOD FOR DISTANCE BETWEEN HEATING MEMBER AND PRESSURE ELEMENT OF FIXING DEVICE [patent_app_type] => utility [patent_app_number] => 17/721317 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6528 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17721317 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/721317
Image forming apparatus, and adjustment method for distance between heating member and pressure element of fixing device Apr 13, 2022 Issued
Array ( [id] => 17947277 [patent_doc_number] => 20220334296 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => POLYGON MIRROR, DEFLECTION DEVICE, OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/716196 [patent_app_country] => US [patent_app_date] => 2022-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11484 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17716196 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/716196
Polygon mirror, deflection device, optical scanning apparatus and image forming apparatus Apr 7, 2022 Issued
Array ( [id] => 18838825 [patent_doc_number] => 11846893 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-19 [patent_title] => Developing cartridge including blade and blade holder for supporting end portion of blade [patent_app_type] => utility [patent_app_number] => 17/658274 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5965 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17658274 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/658274
Developing cartridge including blade and blade holder for supporting end portion of blade Apr 6, 2022 Issued
Array ( [id] => 18261833 [patent_doc_number] => 11609533 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/711095 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 7269 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 362 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17711095 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/711095
Image forming apparatus Mar 31, 2022 Issued
Array ( [id] => 17947511 [patent_doc_number] => 20220334530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => ELECTROPHOTOGRAPHIC APPARATUS AND PROCESS CARTRIDGE [patent_app_type] => utility [patent_app_number] => 17/655414 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 666 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655414 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655414
Electrophotographic apparatus and process cartridge Mar 17, 2022 Issued
Array ( [id] => 17721907 [patent_doc_number] => 20220214629 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => TONER [patent_app_type] => utility [patent_app_number] => 17/655127 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26688 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655127 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655127
Toner Mar 15, 2022 Issued
Array ( [id] => 18291038 [patent_doc_number] => 11619907 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Process cartridge [patent_app_type] => utility [patent_app_number] => 17/689771 [patent_app_country] => US [patent_app_date] => 2022-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 15828 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17689771 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/689771
Process cartridge Mar 7, 2022 Issued
Array ( [id] => 18479599 [patent_doc_number] => 11693335 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Development cartridge [patent_app_type] => utility [patent_app_number] => 17/685198 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 19 [patent_no_of_words] => 9035 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17685198 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/685198
Development cartridge Mar 1, 2022 Issued
Array ( [id] => 19159378 [patent_doc_number] => 20240152085 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => LUBRICANT LEVELLING BLADE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD [patent_app_type] => utility [patent_app_number] => 18/284296 [patent_app_country] => US [patent_app_date] => 2022-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18284296 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/284296
LUBRICANT LEVELLING BLADE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD Feb 20, 2022 Pending
Array ( [id] => 18621917 [patent_doc_number] => 11754954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/674051 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 10904 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17674051 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/674051
Image forming apparatus Feb 16, 2022 Issued
Array ( [id] => 17643590 [patent_doc_number] => 20220171328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => CARTRIDGE AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/673156 [patent_app_country] => US [patent_app_date] => 2022-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -47 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17673156 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/673156
Cartridge and image forming apparatus Feb 15, 2022 Issued
Array ( [id] => 18838828 [patent_doc_number] => 11846896 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-19 [patent_title] => Toner cartridge including movable shutter provided with protrusion on which electrical contact surface is provided [patent_app_type] => utility [patent_app_number] => 17/667273 [patent_app_country] => US [patent_app_date] => 2022-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 9239 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17667273 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/667273
Toner cartridge including movable shutter provided with protrusion on which electrical contact surface is provided Feb 7, 2022 Issued
Array ( [id] => 19595532 [patent_doc_number] => 12153372 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Cleaning blade, lubricant leveling blade, process cartridge, and image forming apparatus [patent_app_type] => utility [patent_app_number] => 18/275215 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 17789 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18275215 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/275215
Cleaning blade, lubricant leveling blade, process cartridge, and image forming apparatus Jan 26, 2022 Issued
Array ( [id] => 18154443 [patent_doc_number] => 11567420 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-31 [patent_title] => Reading apparatus [patent_app_type] => utility [patent_app_number] => 17/586636 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 27 [patent_no_of_words] => 13855 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17586636 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/586636
Reading apparatus Jan 26, 2022 Issued
Array ( [id] => 17778320 [patent_doc_number] => 20220244670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/584961 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20708 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17584961 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/584961
Image forming apparatus Jan 25, 2022 Issued
Array ( [id] => 17763069 [patent_doc_number] => 20220236681 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => IMAGE FORMING SYSTEM, CONTROL METHOD, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 17/583875 [patent_app_country] => US [patent_app_date] => 2022-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10828 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17583875 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/583875
Image forming system, control method, and storage medium Jan 24, 2022 Issued
Array ( [id] => 18225844 [patent_doc_number] => 20230064838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE [patent_app_type] => utility [patent_app_number] => 17/584363 [patent_app_country] => US [patent_app_date] => 2022-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16987 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17584363 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/584363
Image forming apparatus and process cartridge Jan 24, 2022 Issued
Array ( [id] => 18749815 [patent_doc_number] => 11809126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Charging member, charging device, process cartridge, and image forming apparatus [patent_app_type] => utility [patent_app_number] => 17/582008 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 13975 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17582008 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/582008
Charging member, charging device, process cartridge, and image forming apparatus Jan 23, 2022 Issued
Array ( [id] => 17597394 [patent_doc_number] => 20220146968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/582772 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12197 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17582772 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/582772
IMAGE FORMING APPARATUS Jan 23, 2022 Abandoned
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