Search

Tho V. Duong

Examiner (ID: 15388, Phone: (571)272-4793 , Office: P/3744 )

Most Active Art Unit
3744
Art Unit(s)
3763, 3753, 3743, 3744
Total Applications
2140
Issued Applications
1366
Pending Applications
130
Abandoned Applications
674

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20408028 [patent_doc_number] => 20250377137 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => GEOTHERMAL ENERGY SYSTEM [patent_app_type] => utility [patent_app_number] => 19/299192 [patent_app_country] => US [patent_app_date] => 2025-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18963 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19299192 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/299192
GEOTHERMAL ENERGY SYSTEM Aug 12, 2025 Pending
Array ( [id] => 20827173 [patent_doc_number] => 12680733 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-14 [patent_title] => Geothermal energy system [patent_app_type] => utility [patent_app_number] => 19/287255 [patent_app_country] => US [patent_app_date] => 2025-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 66 [patent_figures_cnt] => 92 [patent_no_of_words] => 16029 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19287255 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/287255
Geothermal energy system Jul 30, 2025 Issued
Array ( [id] => 20850297 [patent_doc_number] => 12687324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-21 [patent_title] => Geothermal energy system [patent_app_type] => utility [patent_app_number] => 19/172478 [patent_app_country] => US [patent_app_date] => 2025-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 66 [patent_figures_cnt] => 92 [patent_no_of_words] => 16148 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19172478 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/172478
GEOTHERMAL ENERGY SYSTEM Apr 6, 2025 Issued
Array ( [id] => 20178950 [patent_doc_number] => 20250262908 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => AIR CONDITIONER FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 19/048720 [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] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 19048720 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/048720
AIR CONDITIONER FOR VEHICLE Feb 6, 2025 Pending
Array ( [id] => 20399008 [patent_doc_number] => 20250374483 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => IMMERSION COOLING SYSTEM [patent_app_type] => utility [patent_app_number] => 19/016867 [patent_app_country] => US [patent_app_date] => 2025-01-10 [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] => -12 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19016867 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/016867
IMMERSION COOLING SYSTEM Jan 9, 2025 Pending
Array ( [id] => 19894739 [patent_doc_number] => 20250120051 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => IMMERSION LIQUID COOLING DEVICE AND LIQUID COOLING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/983053 [patent_app_country] => US [patent_app_date] => 2024-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8691 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18983053 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/983053
Immersion liquid cooling device and liquid cooling system Dec 15, 2024 Issued
Array ( [id] => 20556193 [patent_doc_number] => 20260055974 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-26 [patent_title] => OIL RADIATOR AND OIL COOLER ASSEMBLY THEREOF [patent_app_type] => utility [patent_app_number] => 18/980343 [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] => 1246 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18980343 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/980343
OIL RADIATOR AND OIL COOLER ASSEMBLY THEREOF Dec 12, 2024 Pending
Array ( [id] => 19877657 [patent_doc_number] => 20250109914 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => BUOYANCY-BASED PLATFORM ASSEMBLY FOR PHASE CHANGE MATERIAL THERMAL MANAGEMENT [patent_app_type] => utility [patent_app_number] => 18/980944 [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] => 4741 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18980944 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/980944
BUOYANCY-BASED PLATFORM ASSEMBLY FOR PHASE CHANGE MATERIAL THERMAL MANAGEMENT Dec 12, 2024 Pending
Array ( [id] => 20322259 [patent_doc_number] => 20250334347 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => LOW-PRESSURE HEAT PIPES AND HEAT TRANSFER METHODS USING LOW-PRESSURE FOR HEAT PIPES [patent_app_type] => utility [patent_app_number] => 18/966245 [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] => 11008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18966245 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/966245
LOW-PRESSURE HEAT PIPES AND HEAT TRANSFER METHODS USING LOW-PRESSURE FOR HEAT PIPES Dec 2, 2024 Pending
Array ( [id] => 20016982 [patent_doc_number] => 20250155204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => HEAT EXCHANGER AND CLOTHING PROCESSING EQUIPMENT HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 18/945926 [patent_app_country] => US [patent_app_date] => 2024-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12173 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18945926 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/945926
HEAT EXCHANGER AND CLOTHING PROCESSING EQUIPMENT HAVING THE SAME Nov 12, 2024 Pending
Array ( [id] => 19724967 [patent_doc_number] => 20250027718 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => HEAT TRANSFER BETWEEN TRACER AND PIPE [patent_app_type] => utility [patent_app_number] => 18/906386 [patent_app_country] => US [patent_app_date] => 2024-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7464 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18906386 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/906386
HEAT TRANSFER BETWEEN TRACER AND PIPE Oct 3, 2024 Pending
Array ( [id] => 20615803 [patent_doc_number] => 20260085894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-26 [patent_title] => PLATE HEAT EXCHANGER WITH A HYBRID FLOW CONTROL DEVICE [patent_app_type] => utility [patent_app_number] => 18/895870 [patent_app_country] => US [patent_app_date] => 2024-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5811 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18895870 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/895870
PLATE HEAT EXCHANGER WITH A HYBRID FLOW CONTROL DEVICE Sep 24, 2024 Pending
Array ( [id] => 20586232 [patent_doc_number] => 20260071824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-12 [patent_title] => HEAT PIPE THERMAL EXPANSION MODIFICATION [patent_app_type] => utility [patent_app_number] => 18/827710 [patent_app_country] => US [patent_app_date] => 2024-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3536 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18827710 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/827710
HEAT PIPE THERMAL EXPANSION MODIFICATION Sep 6, 2024 Pending
Array ( [id] => 20519521 [patent_doc_number] => 20260043625 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-12 [patent_title] => RADIATOR FAN FIXING BUCKLE DEVICE AND ITS ASSEMBLY STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/815740 [patent_app_country] => US [patent_app_date] => 2024-08-26 [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] => -9 [patent_words_short_claim] => 345 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18815740 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/815740
Radiator fan fixing buckle device and its assembly structure Aug 25, 2024 Issued
Array ( [id] => 19632208 [patent_doc_number] => 20240410657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => HEAT TRANSPORT DEVICE [patent_app_type] => utility [patent_app_number] => 18/812333 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12370 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18812333 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/812333
Heat transport device Aug 21, 2024 Issued
Array ( [id] => 19801594 [patent_doc_number] => 20250067519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => THREE-DIMENSIONAL HEAT TRANSFER DEVICE [patent_app_type] => utility [patent_app_number] => 18/808742 [patent_app_country] => US [patent_app_date] => 2024-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5214 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18808742 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/808742
THREE-DIMENSIONAL HEAT TRANSFER DEVICE Aug 18, 2024 Pending
Array ( [id] => 20545753 [patent_doc_number] => 20260052646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-19 [patent_title] => UNDERFLOOR FLUID DISTRIBUTION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/806841 [patent_app_country] => US [patent_app_date] => 2024-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2357 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18806841 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/806841
UNDERFLOOR FLUID DISTRIBUTION SYSTEM Aug 15, 2024 Pending
Array ( [id] => 19614158 [patent_doc_number] => 20240399838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => TECHNOLOGIES FOR MANIFOLDS [patent_app_type] => utility [patent_app_number] => 18/799703 [patent_app_country] => US [patent_app_date] => 2024-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8818 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 18799703 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/799703
TECHNOLOGIES FOR MANIFOLDS Aug 8, 2024 Pending
Array ( [id] => 19614157 [patent_doc_number] => 20240399837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => TECHNOLOGIES FOR MANIFOLDS [patent_app_type] => utility [patent_app_number] => 18/799651 [patent_app_country] => US [patent_app_date] => 2024-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8817 [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] => 18799651 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/799651
Technologies for manifolds Aug 8, 2024 Issued
Array ( [id] => 19465261 [patent_doc_number] => 20240318930 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => REFRIGERANT PIPE, HEAT EXCHANGER, AND METHOD FOR PRODUCING REFRIGERANT PIPE [patent_app_type] => utility [patent_app_number] => 18/734392 [patent_app_country] => US [patent_app_date] => 2024-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18734392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/734392
REFRIGERANT PIPE, HEAT EXCHANGER, AND METHOD FOR PRODUCING REFRIGERANT PIPE Jun 4, 2024 Pending
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