Search

Hoan H. Tran

Examiner (ID: 11990, Phone: (571)272-2141 , Office: P/2852 )

Most Active Art Unit
2852
Art Unit(s)
2852, 2884
Total Applications
2525
Issued Applications
2441
Pending Applications
65
Abandoned Applications
50

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19878166 [patent_doc_number] => 20250110423 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => TONER CARTRIDGE, DEVELOPING CARTRIDGE, IMAGE FORMING APPARATUS AND TONER DISCHARGING MEMBER [patent_app_type] => utility [patent_app_number] => 18/980291 [patent_app_country] => US [patent_app_date] => 2024-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 105701 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -44 [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] => 18980291 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/980291
TONER CARTRIDGE, DEVELOPING CARTRIDGE, IMAGE FORMING APPARATUS AND TONER DISCHARGING MEMBER Dec 12, 2024 Pending
Array ( [id] => 19848445 [patent_doc_number] => 20250093796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => DEVELOPING CARTRIDGE [patent_app_type] => utility [patent_app_number] => 18/968837 [patent_app_country] => US [patent_app_date] => 2024-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14581 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18968837 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/968837
Developing cartridge Dec 3, 2024 Issued
Array ( [id] => 20623681 [patent_doc_number] => 12591187 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 18/969052 [patent_app_country] => US [patent_app_date] => 2024-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 68 [patent_no_of_words] => 47459 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18969052 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/969052
Image forming apparatus Dec 3, 2024 Issued
Array ( [id] => 19848459 [patent_doc_number] => 20250093810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/968944 [patent_app_country] => US [patent_app_date] => 2024-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14384 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18968944 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/968944
Image forming apparatus Dec 3, 2024 Issued
Array ( [id] => 20045584 [patent_doc_number] => 20250183806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => POWER SUPPLY APPARATUS AND IMAGE FORMING APPARATUS USING POWER SUPPLY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/966277 [patent_app_country] => US [patent_app_date] => 2024-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4434 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18966277 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/966277
POWER SUPPLY APPARATUS AND IMAGE FORMING APPARATUS USING POWER SUPPLY APPARATUS Dec 2, 2024 Pending
Array ( [id] => 20061230 [patent_doc_number] => 20250199452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/955010 [patent_app_country] => US [patent_app_date] => 2024-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 40417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18955010 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/955010
IMAGE FORMING APPARATUS Nov 20, 2024 Pending
Array ( [id] => 20061238 [patent_doc_number] => 20250199460 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => EXCHANGING TOOL AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/955424 [patent_app_country] => US [patent_app_date] => 2024-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 40375 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18955424 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/955424
Exchanging tool and image forming apparatus Nov 20, 2024 Issued
Array ( [id] => 20061240 [patent_doc_number] => 20250199462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => EXCHANGING TOOL AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/954824 [patent_app_country] => US [patent_app_date] => 2024-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 40364 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18954824 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/954824
Exchanging tool and image forming apparatus Nov 20, 2024 Issued
Array ( [id] => 20959973 [patent_doc_number] => 12730408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-09-08 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 18/954670 [patent_app_country] => US [patent_app_date] => 2024-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 68 [patent_figures_cnt] => 121 [patent_no_of_words] => 40422 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18954670 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/954670
IMAGE FORMING APPARATUS Nov 20, 2024 Pending
Array ( [id] => 20702733 [patent_doc_number] => 12625442 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Powder container, image forming apparatus, and method for manufacturing powder container [patent_app_type] => utility [patent_app_number] => 18/953794 [patent_app_country] => US [patent_app_date] => 2024-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 6416 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18953794 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/953794
Powder container, image forming apparatus, and method for manufacturing powder container Nov 19, 2024 Issued
Array ( [id] => 20866733 [patent_doc_number] => 12693625 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-28 [patent_title] => Image forming apparatus [patent_app_type] => utility [patent_app_number] => 18/941028 [patent_app_country] => US [patent_app_date] => 2024-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9561 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18941028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/941028
IMAGE FORMING APPARATUS Nov 7, 2024 Pending
Array ( [id] => 20009236 [patent_doc_number] => 20250147458 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => INFORMATION PROCESSING APPARATUS, ADAPTATION ASSEMBLY, PROCESS CARTRIDGE AND PROCESS CARTRIDGE SET [patent_app_type] => utility [patent_app_number] => 18/938188 [patent_app_country] => US [patent_app_date] => 2024-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22812 [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] => 18938188 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/938188
Information processing apparatus, adaptation assembly, process cartridge and process cartridge set Nov 4, 2024 Issued
Array ( [id] => 19985358 [patent_doc_number] => 20250123580 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => CARTRIDGE HAVING DETACHABLE CAP TO COVER OPENING OF CASING FOR REPLENISHING TONER INTO STORAGE BAG ACCOMMODATED IN CASING [patent_app_type] => utility [patent_app_number] => 18/932024 [patent_app_country] => US [patent_app_date] => 2024-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6771 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18932024 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/932024
Cartridge having detachable cap to cover opening of casing for replenishing toner into storage bag accommodated in casing Oct 29, 2024 Issued
Array ( [id] => 20009231 [patent_doc_number] => 20250147453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/926880 [patent_app_country] => US [patent_app_date] => 2024-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2385 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 472 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18926880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/926880
Image forming apparatus Oct 24, 2024 Issued
Array ( [id] => 20897536 [patent_doc_number] => 12704800 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-11 [patent_title] => Developing cartridge including electrical contact surface positioned away from developing roller [patent_app_type] => utility [patent_app_number] => 18/912918 [patent_app_country] => US [patent_app_date] => 2024-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 1231 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18912918 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/912918
DEVELOPING CARTRIDGE INCLUDING ELECTRICAL CONTACT SURFACE POSITIONED AWAY FROM DEVELOPING ROLLER Oct 10, 2024 Pending
Array ( [id] => 19725513 [patent_doc_number] => 20250028264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => TONER CONTAINER HAVING A TONER PORT SHUTTER INTERFACE [patent_app_type] => utility [patent_app_number] => 18/910774 [patent_app_country] => US [patent_app_date] => 2024-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8587 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18910774 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/910774
Toner container having a toner port shutter interface Oct 8, 2024 Issued
Array ( [id] => 19725520 [patent_doc_number] => 20250028271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => IMAGE FORMING APPARATUS THAT FORMS ANTIBACTERIAL REGION ON RECORDING MATERIAL [patent_app_type] => utility [patent_app_number] => 18/909811 [patent_app_country] => US [patent_app_date] => 2024-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18909811 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/909811
Image forming apparatus that forms antibacterial region on recording material Oct 7, 2024 Issued
Array ( [id] => 19985366 [patent_doc_number] => 20250123588 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/903445 [patent_app_country] => US [patent_app_date] => 2024-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18903445 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/903445
Image forming apparatus Sep 30, 2024 Issued
Array ( [id] => 19985365 [patent_doc_number] => 20250123587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => IMAGE FORMING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/901228 [patent_app_country] => US [patent_app_date] => 2024-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18901228 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/901228
Image forming system Sep 29, 2024 Issued
Array ( [id] => 20421537 [patent_doc_number] => 20250383622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/897754 [patent_app_country] => US [patent_app_date] => 2024-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6068 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18897754 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/897754
Image forming apparatus Sep 25, 2024 Issued
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