Search

Diem T. Tran

Examiner (ID: 15587, Phone: (571)272-4866 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3748, 3746, 3747
Total Applications
1640
Issued Applications
1287
Pending Applications
63
Abandoned Applications
303

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19480326 [patent_doc_number] => 20240328368 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => ENGINE CONTROL APPARATUS [patent_app_type] => utility [patent_app_number] => 18/587431 [patent_app_country] => US [patent_app_date] => 2024-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9340 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18587431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/587431
Engine control apparatus Feb 25, 2024 Issued
Array ( [id] => 19266064 [patent_doc_number] => 20240209763 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => NOX SENSOR DIAGNOSTICS IN HEAVY-DUTY MOTOR VEHICLE ENGINES [patent_app_type] => utility [patent_app_number] => 18/400612 [patent_app_country] => US [patent_app_date] => 2023-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7140 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18400612 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/400612
NO Dec 28, 2023 Issued
Array ( [id] => 19098555 [patent_doc_number] => 20240117783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => COMPRESSION EMISSIONS EVACUATOR [patent_app_type] => utility [patent_app_number] => 18/543321 [patent_app_country] => US [patent_app_date] => 2023-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5991 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18543321 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/543321
Compression emissions evacuator Dec 17, 2023 Issued
Array ( [id] => 20316381 [patent_doc_number] => 12454925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Systems and methods of using a fuel injector as a pressure sensor to detect top-dead-center for a cylinder [patent_app_type] => utility [patent_app_number] => 18/495690 [patent_app_country] => US [patent_app_date] => 2023-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 903 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18495690 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/495690
Systems and methods of using a fuel injector as a pressure sensor to detect top-dead-center for a cylinder Oct 25, 2023 Issued
Array ( [id] => 19034951 [patent_doc_number] => 20240084766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => COMPRESSION EMISSIONS EVACUATOR [patent_app_type] => utility [patent_app_number] => 18/480132 [patent_app_country] => US [patent_app_date] => 2023-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18480132 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/480132
COMPRESSION EMISSIONS EVACUATOR Oct 2, 2023 Pending
Array ( [id] => 18923830 [patent_doc_number] => 20240026834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => ENGINE CONTROL DEVICE [patent_app_type] => utility [patent_app_number] => 18/476007 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 394 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476007 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476007
Engine control device Sep 26, 2023 Issued
Array ( [id] => 18818193 [patent_doc_number] => 20230392533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => REDUCTANT DOSING SYSTEM WITH CALIBRATION VALUE DETERMINED BASED ON DATA FROM PRESSURE SENSOR ASSEMBLY AND METHOD OF CALIBRATING A REDUCTANT DOSING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/235278 [patent_app_country] => US [patent_app_date] => 2023-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18235278 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/235278
REDUCTANT DOSING SYSTEM WITH CALIBRATION VALUE DETERMINED BASED ON DATA FROM PRESSURE SENSOR ASSEMBLY AND METHOD OF CALIBRATING A REDUCTANT DOSING SYSTEM Aug 16, 2023 Pending
Array ( [id] => 18939164 [patent_doc_number] => 20240034303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => VEHICLE LOAD REGULATING SYSTEM AND METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/227005 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5612 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18227005 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/227005
VEHICLE LOAD REGULATING SYSTEM AND METHOD THEREOF Jul 26, 2023 Pending
Array ( [id] => 19977727 [patent_doc_number] => 12345193 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Exhaust gas purification system for a gasoline engine [patent_app_type] => utility [patent_app_number] => 18/344352 [patent_app_country] => US [patent_app_date] => 2023-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4057 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18344352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/344352
Exhaust gas purification system for a gasoline engine Jun 28, 2023 Issued
Array ( [id] => 18879915 [patent_doc_number] => 20240003284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => UREA CRYSTAL DETECTION BY MONITORING A RATIO BETWEEN A NOx SENSOR SIGNAL AND A EQUIVALENCE RATIO [patent_app_type] => utility [patent_app_number] => 18/341878 [patent_app_country] => US [patent_app_date] => 2023-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18341878 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/341878
Urea crystal detection by monitoring a ratio between a NOx sensor signal and a equivalence ratio Jun 26, 2023 Issued
Array ( [id] => 19659167 [patent_doc_number] => 20240426232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => PRE-INJECTION UREA DECOMPOSITION [patent_app_type] => utility [patent_app_number] => 18/214439 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18214439 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/214439
PRE-INJECTION UREA DECOMPOSITION Jun 25, 2023 Pending
Array ( [id] => 18693402 [patent_doc_number] => 20230323800 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => EXHAUST SYSTEM AND COMPONENTS THEREOF [patent_app_type] => utility [patent_app_number] => 18/209780 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25290 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18209780 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/209780
Exhaust system and components thereof Jun 13, 2023 Issued
Array ( [id] => 19731531 [patent_doc_number] => 12209522 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Exhaust aftertreatment system (EATS) [patent_app_type] => utility [patent_app_number] => 18/322276 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3098 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322276 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322276
Exhaust aftertreatment system (EATS) May 22, 2023 Issued
Array ( [id] => 18673564 [patent_doc_number] => 20230311064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => METHOD FOR PRODUCING CATALYTICALLY ACTIVE WALL FLOW FILTERS [patent_app_type] => utility [patent_app_number] => 18/312006 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18312006 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/312006
METHOD FOR PRODUCING CATALYTICALLY ACTIVE WALL FLOW FILTERS May 3, 2023 Abandoned
Array ( [id] => 19962183 [patent_doc_number] => 12331672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Dual-acting valve enabled catalyst bypass [patent_app_type] => utility [patent_app_number] => 18/309382 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309382 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309382
Dual-acting valve enabled catalyst bypass Apr 27, 2023 Issued
Array ( [id] => 18512012 [patent_doc_number] => 20230228207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => EXHAUST GAS SAMPLE COLLECTOR AND MIXER FOR AFTERTREATMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/186894 [patent_app_country] => US [patent_app_date] => 2023-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18186894 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/186894
Exhaust gas sample collector and mixer for aftertreatment system Mar 19, 2023 Issued
Array ( [id] => 18583513 [patent_doc_number] => 20230265774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Apparatus For Mixing An Additive With A Gas Flow [patent_app_type] => utility [patent_app_number] => 18/112538 [patent_app_country] => US [patent_app_date] => 2023-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10169 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18112538 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/112538
Apparatus For Mixing An Additive With A Gas Flow Feb 21, 2023 Abandoned
Array ( [id] => 18726639 [patent_doc_number] => 20230340920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => EXHAUST GAS CONTROL APPARATUS AND EXHAUST GAS CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 18/170226 [patent_app_country] => US [patent_app_date] => 2023-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13155 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18170226 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/170226
EXHAUST GAS CONTROL APPARATUS AND EXHAUST GAS CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE Feb 15, 2023 Abandoned
Array ( [id] => 18512038 [patent_doc_number] => 20230228234 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => FUEL EJECTOR ASSEMBLY FOR FUEL ASSISTED EGR FLOW [patent_app_type] => utility [patent_app_number] => 18/098768 [patent_app_country] => US [patent_app_date] => 2023-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18098768 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/098768
Fuel ejector assembly for fuel assisted EGR flow Jan 18, 2023 Issued
Array ( [id] => 19242463 [patent_doc_number] => 12012886 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-06-18 [patent_title] => Dosing control and passive regeneration coordination with diagnostic [patent_app_type] => utility [patent_app_number] => 18/156077 [patent_app_country] => US [patent_app_date] => 2023-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5295 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18156077 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/156077
Dosing control and passive regeneration coordination with diagnostic Jan 17, 2023 Issued
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