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] => 20033862 [patent_doc_number] => 20250172084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => SCR SYSTEM AND ENGINE [patent_app_type] => utility [patent_app_number] => 18/730297 [patent_app_country] => US [patent_app_date] => 2022-12-29 [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] => -19 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18730297 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/730297
SCR SYSTEM AND ENGINE Dec 28, 2022 Issued
Array ( [id] => 19594694 [patent_doc_number] => 12152524 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Method for controlling the operation of an exhaust aftertreatment system [patent_app_type] => utility [patent_app_number] => 18/067288 [patent_app_country] => US [patent_app_date] => 2022-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8004 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18067288 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/067288
Method for controlling the operation of an exhaust aftertreatment system Dec 15, 2022 Issued
Array ( [id] => 19786222 [patent_doc_number] => 20250059901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-20 [patent_title] => EXHAUST THERMAL MANAGEMENT HEATING STRATEGY FOR OPTIMAL NOx REDUCTION AND NH3 STORAGE ON A SELECTIVE CATALYTIC REDUCTION CATALYST [patent_app_type] => utility [patent_app_number] => 18/717711 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18717711 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/717711
EXHAUST THERMAL MANAGEMENT HEATING STRATEGY FOR OPTIMAL NOx REDUCTION AND NH3 STORAGE ON A SELECTIVE CATALYTIC REDUCTION CATALYST Dec 7, 2022 Abandoned
Array ( [id] => 20271528 [patent_doc_number] => 12441296 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Aftertreatment heat up strategies in vehicles with hybrid powertrains [patent_app_type] => utility [patent_app_number] => 18/717622 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 6108 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18717622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/717622
Aftertreatment heat up strategies in vehicles with hybrid powertrains Dec 7, 2022 Issued
Array ( [id] => 19770754 [patent_doc_number] => 20250052180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => AFTERTREATMENT HEAT UP STRATEGIES [patent_app_type] => utility [patent_app_number] => 18/717583 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5656 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18717583 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/717583
Aftertreatment heat up strategies Dec 7, 2022 Issued
Array ( [id] => 20271528 [patent_doc_number] => 12441296 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Aftertreatment heat up strategies in vehicles with hybrid powertrains [patent_app_type] => utility [patent_app_number] => 18/717622 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 6108 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18717622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/717622
Aftertreatment heat up strategies in vehicles with hybrid powertrains Dec 7, 2022 Issued
Array ( [id] => 19136051 [patent_doc_number] => 11970991 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-30 [patent_title] => Systems and methods for cold operation NOx burden reduction [patent_app_type] => utility [patent_app_number] => 18/075053 [patent_app_country] => US [patent_app_date] => 2022-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 10665 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18075053 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/075053
Systems and methods for cold operation NOx burden reduction Dec 4, 2022 Issued
Array ( [id] => 18420961 [patent_doc_number] => 20230175424 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => METHOD FOR CHECKING AN EXHAUST GAS SYSTEM IN A VEHICLE, AND CONTROL UNIT FOR PERFORMING THE METHOD [patent_app_type] => utility [patent_app_number] => 18/059187 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3770 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18059187 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/059187
Method for checking an exhaust gas system in a vehicle, and control unit for performing the method Nov 27, 2022 Issued
Array ( [id] => 18434780 [patent_doc_number] => 20230182074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => Reducer Supply Device [patent_app_type] => utility [patent_app_number] => 18/059097 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4745 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18059097 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/059097
Reducer supply device Nov 27, 2022 Issued
Array ( [id] => 18718518 [patent_doc_number] => 11795854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Method for ascertaining an exhaust gas composition of an exhaust gas of an internal combustion engine [patent_app_type] => utility [patent_app_number] => 18/054650 [patent_app_country] => US [patent_app_date] => 2022-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4464 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18054650 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/054650
Method for ascertaining an exhaust gas composition of an exhaust gas of an internal combustion engine Nov 10, 2022 Issued
Array ( [id] => 19693722 [patent_doc_number] => 20250012267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => FACILITATING FLUID OR SLURRY MOVEMENT IN A PERISTALTIC PUMP [patent_app_type] => utility [patent_app_number] => 18/707139 [patent_app_country] => US [patent_app_date] => 2022-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -64 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18707139 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/707139
FACILITATING FLUID OR SLURRY MOVEMENT IN A PERISTALTIC PUMP Oct 31, 2022 Pending
Array ( [id] => 18940267 [patent_doc_number] => 20240035406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => CATALYTIC CONVERTER OF VEHICLE [patent_app_type] => utility [patent_app_number] => 17/977479 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5317 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17977479 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/977479
Catalytic converter of vehicle Oct 30, 2022 Issued
Array ( [id] => 19730685 [patent_doc_number] => 12208674 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Tractor [patent_app_type] => utility [patent_app_number] => 17/975970 [patent_app_country] => US [patent_app_date] => 2022-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4159 [patent_no_of_claims] => 8 [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] => 17975970 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/975970
Tractor Oct 27, 2022 Issued
Array ( [id] => 18657133 [patent_doc_number] => 20230303036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => Sensor Cleaning Apparatus [patent_app_type] => utility [patent_app_number] => 17/970663 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4393 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17970663 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/970663
Sensor Cleaning Apparatus Oct 20, 2022 Pending
Array ( [id] => 18657133 [patent_doc_number] => 20230303036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => Sensor Cleaning Apparatus [patent_app_type] => utility [patent_app_number] => 17/970663 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4393 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17970663 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/970663
Sensor Cleaning Apparatus Oct 20, 2022 Pending
Array ( [id] => 18657133 [patent_doc_number] => 20230303036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => Sensor Cleaning Apparatus [patent_app_type] => utility [patent_app_number] => 17/970663 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4393 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17970663 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/970663
Sensor Cleaning Apparatus Oct 20, 2022 Pending
Array ( [id] => 18309669 [patent_doc_number] => 20230113569 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => APPARATUS FOR FACILITATING PROPULSION OF A VEHICLE [patent_app_type] => utility [patent_app_number] => 17/963271 [patent_app_country] => US [patent_app_date] => 2022-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17963271 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/963271
Apparatus for facilitating propulsion of a vehicle Oct 10, 2022 Issued
Array ( [id] => 19106323 [patent_doc_number] => 11959410 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Diesel exhaust fluid doser protection during cold ambient temperature conditions using cylinder cutout methods [patent_app_type] => utility [patent_app_number] => 17/962974 [patent_app_country] => US [patent_app_date] => 2022-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 11418 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17962974 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/962974
Diesel exhaust fluid doser protection during cold ambient temperature conditions using cylinder cutout methods Oct 9, 2022 Issued
Array ( [id] => 18310268 [patent_doc_number] => 20230114168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => LIQUID MANURE PUMP WITH ANGLED GEARBOX [patent_app_type] => utility [patent_app_number] => 17/955716 [patent_app_country] => US [patent_app_date] => 2022-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4552 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17955716 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/955716
LIQUID MANURE PUMP WITH ANGLED GEARBOX Sep 28, 2022 Pending
Array ( [id] => 19242693 [patent_doc_number] => 12013121 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Exhaust gas purification device for gas turbine engine [patent_app_type] => utility [patent_app_number] => 17/955720 [patent_app_country] => US [patent_app_date] => 2022-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4247 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17955720 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/955720
Exhaust gas purification device for gas turbine engine Sep 28, 2022 Issued
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