Search

Thuan D. Dang

Examiner (ID: 4064, Phone: (571)272-1445 , Office: P/1772 )

Most Active Art Unit
1772
Art Unit(s)
1771, 1106, 1764, 1772, 1797
Total Applications
2742
Issued Applications
2185
Pending Applications
206
Abandoned Applications
382

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20060100 [patent_doc_number] => 20250198322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => DUAL LEG AFTERTREATMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 19/069018 [patent_app_country] => US [patent_app_date] => 2025-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19069018 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/069018
DUAL LEG AFTERTREATMENT SYSTEM Mar 2, 2025 Pending
Array ( [id] => 20057852 [patent_doc_number] => 20250196074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => EXHAUST AFTERTREATMENT SYSTEM INCLUDING MIXER WITH INJECTOR CONE [patent_app_type] => utility [patent_app_number] => 19/065801 [patent_app_country] => US [patent_app_date] => 2025-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12801 [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] => 19065801 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/065801
EXHAUST AFTERTREATMENT SYSTEM INCLUDING MIXER WITH INJECTOR CONE Feb 26, 2025 Pending
Array ( [id] => 20057852 [patent_doc_number] => 20250196074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => EXHAUST AFTERTREATMENT SYSTEM INCLUDING MIXER WITH INJECTOR CONE [patent_app_type] => utility [patent_app_number] => 19/065801 [patent_app_country] => US [patent_app_date] => 2025-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12801 [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] => 19065801 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/065801
EXHAUST AFTERTREATMENT SYSTEM INCLUDING MIXER WITH INJECTOR CONE Feb 26, 2025 Pending
Array ( [id] => 20140874 [patent_doc_number] => 20250247918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => ELECTRICAL HEATERS FOR EXHAUST AFTERTREATMENT SYSTEMS AND ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 19/065517 [patent_app_country] => US [patent_app_date] => 2025-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19065517 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/065517
ELECTRICAL HEATERS FOR EXHAUST AFTERTREATMENT SYSTEMS AND ASSEMBLIES Feb 26, 2025 Pending
Array ( [id] => 20140874 [patent_doc_number] => 20250247918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => ELECTRICAL HEATERS FOR EXHAUST AFTERTREATMENT SYSTEMS AND ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 19/065517 [patent_app_country] => US [patent_app_date] => 2025-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19065517 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/065517
ELECTRICAL HEATERS FOR EXHAUST AFTERTREATMENT SYSTEMS AND ASSEMBLIES Feb 26, 2025 Pending
Array ( [id] => 20180091 [patent_doc_number] => 20250264049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => METHOD FOR DETECTING EXHAUST BACKFLOW IN AN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 19/056875 [patent_app_country] => US [patent_app_date] => 2025-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1192 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19056875 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/056875
METHOD FOR DETECTING EXHAUST BACKFLOW IN AN INTERNAL COMBUSTION ENGINE Feb 18, 2025 Pending
Array ( [id] => 20180091 [patent_doc_number] => 20250264049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => METHOD FOR DETECTING EXHAUST BACKFLOW IN AN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 19/056875 [patent_app_country] => US [patent_app_date] => 2025-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1192 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19056875 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/056875
METHOD FOR DETECTING EXHAUST BACKFLOW IN AN INTERNAL COMBUSTION ENGINE Feb 18, 2025 Pending
Array ( [id] => 20180089 [patent_doc_number] => 20250264047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => POST-PROCESSING SYSTEM [patent_app_type] => utility [patent_app_number] => 19/050188 [patent_app_country] => US [patent_app_date] => 2025-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1070 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19050188 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/050188
POST-PROCESSING SYSTEM Feb 10, 2025 Pending
Array ( [id] => 20192616 [patent_doc_number] => 20250269326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => EXHAUST PURIFICATION DEVICE [patent_app_type] => utility [patent_app_number] => 19/049278 [patent_app_country] => US [patent_app_date] => 2025-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2156 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19049278 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/049278
EXHAUST PURIFICATION DEVICE Feb 9, 2025 Pending
Array ( [id] => 20041732 [patent_doc_number] => 20250179954 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => Mixers For Exhaust Aftertreatment Systems [patent_app_type] => utility [patent_app_number] => 19/048740 [patent_app_country] => US [patent_app_date] => 2025-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19048740 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/048740
Mixers For Exhaust Aftertreatment Systems Feb 6, 2025 Pending
Array ( [id] => 20194237 [patent_doc_number] => 20250270947 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => PURIFICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 19/042846 [patent_app_country] => US [patent_app_date] => 2025-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19042846 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/042846
PURIFICATION SYSTEM Jan 30, 2025 Pending
Array ( [id] => 20100825 [patent_doc_number] => 20250230761 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => SYSTEMS, DEVICES, AND METHODS FOR REGENERATING A PARTICULATE FILTER [patent_app_type] => utility [patent_app_number] => 19/018859 [patent_app_country] => US [patent_app_date] => 2025-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1228 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19018859 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/018859
SYSTEMS, DEVICES, AND METHODS FOR REGENERATING A PARTICULATE FILTER Jan 12, 2025 Pending
Array ( [id] => 20093979 [patent_doc_number] => 20250223915 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => EXHAUST GAS PURIFICATION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/985121 [patent_app_country] => US [patent_app_date] => 2024-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18985121 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/985121
EXHAUST GAS PURIFICATION APPARATUS Dec 17, 2024 Pending
Array ( [id] => 20069299 [patent_doc_number] => 20250207521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => Method for Exhaust Gas After-Treatment of an Internal Combustion Engine Having at Least One SCR Catalyst [patent_app_type] => utility [patent_app_number] => 18/981582 [patent_app_country] => US [patent_app_date] => 2024-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2026 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18981582 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/981582
Method for Exhaust Gas After-Treatment of an Internal Combustion Engine Having at Least One SCR Catalyst Dec 14, 2024 Pending
Array ( [id] => 20050733 [patent_doc_number] => 20250188955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => Motionless Molten Salt Pump on Leverage of Pressure Variation Force [patent_app_type] => utility [patent_app_number] => 18/977814 [patent_app_country] => US [patent_app_date] => 2024-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18977814 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/977814
Motionless Molten Salt Pump on Leverage of Pressure Variation Force Dec 10, 2024 Pending
Array ( [id] => 20085881 [patent_doc_number] => 20250215817 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => AFTERTREATMENT SYSTEM HEATER CONTROLS [patent_app_type] => utility [patent_app_number] => 18/974887 [patent_app_country] => US [patent_app_date] => 2024-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18974887 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/974887
AFTERTREATMENT SYSTEM HEATER CONTROLS Dec 9, 2024 Pending
Array ( [id] => 20085881 [patent_doc_number] => 20250215817 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => AFTERTREATMENT SYSTEM HEATER CONTROLS [patent_app_type] => utility [patent_app_number] => 18/974887 [patent_app_country] => US [patent_app_date] => 2024-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18974887 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/974887
AFTERTREATMENT SYSTEM HEATER CONTROLS Dec 9, 2024 Pending
Array ( [id] => 20194255 [patent_doc_number] => 20250270965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 18/969263 [patent_app_country] => US [patent_app_date] => 2024-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18969263 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/969263
CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE Dec 4, 2024 Pending
Array ( [id] => 20041817 [patent_doc_number] => 20250180039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => DEVICE FOR CHANGING A PUMP UNIT OF A CENTRIFUGAL PUMP AND CENTRIFUGAL PUMP [patent_app_type] => utility [patent_app_number] => 18/956075 [patent_app_country] => US [patent_app_date] => 2024-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18956075 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/956075
Device for changing a pump unit of a centrifugal pump and centrifugal pump Nov 21, 2024 Issued
Array ( [id] => 20041817 [patent_doc_number] => 20250180039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => DEVICE FOR CHANGING A PUMP UNIT OF A CENTRIFUGAL PUMP AND CENTRIFUGAL PUMP [patent_app_type] => utility [patent_app_number] => 18/956075 [patent_app_country] => US [patent_app_date] => 2024-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18956075 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/956075
Device for changing a pump unit of a centrifugal pump and centrifugal pump Nov 21, 2024 Issued
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