Search

Tho V. Duong

Examiner (ID: 18619, Phone: (571)272-4793 , Office: P/3744 )

Most Active Art Unit
3744
Art Unit(s)
3743, 3744, 3753, 3763
Total Applications
2123
Issued Applications
1348
Pending Applications
145
Abandoned Applications
669

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] => 20379566 [patent_doc_number] => 20250362059 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [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] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16026 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19287255 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/287255
GEOTHERMAL ENERGY SYSTEM Jul 30, 2025 Pending
Array ( [id] => 20165861 [patent_doc_number] => 20250257907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [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] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19172478 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/172478
GEOTHERMAL ENERGY SYSTEM Apr 6, 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] => 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] => 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] => 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
Array ( [id] => 19616209 [patent_doc_number] => 20240401889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => MICROCHANNEL BONDED PANEL AND HEAT EXCHANGE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/731248 [patent_app_country] => US [patent_app_date] => 2024-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3862 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18731248 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/731248
MICROCHANNEL BONDED PANEL AND HEAT EXCHANGE SYSTEM May 31, 2024 Pending
Array ( [id] => 19447876 [patent_doc_number] => 20240308006 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => HEATING ELEMENT COOLING STRUCTURE AND METHOD FOR MANUFACTURING SAME [patent_app_type] => utility [patent_app_number] => 18/672027 [patent_app_country] => US [patent_app_date] => 2024-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3711 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18672027 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/672027
HEATING ELEMENT COOLING STRUCTURE AND METHOD FOR MANUFACTURING SAME May 22, 2024 Pending
Array ( [id] => 20493412 [patent_doc_number] => 12535278 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Heat dissipation device of heat pipe combined with vapor chamber [patent_app_type] => utility [patent_app_number] => 18/664290 [patent_app_country] => US [patent_app_date] => 2024-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18664290 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/664290
Heat dissipation device of heat pipe combined with vapor chamber May 14, 2024 Issued
Array ( [id] => 19433606 [patent_doc_number] => 20240302104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => Systems and Methods for Thermal Management Using Separable Heat Pipes and Methods of Manufacture Thereof [patent_app_type] => utility [patent_app_number] => 18/664167 [patent_app_country] => US [patent_app_date] => 2024-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18664167 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/664167
Systems and Methods for Thermal Management Using Separable Heat Pipes and Methods of Manufacture Thereof May 13, 2024 Pending
Array ( [id] => 19572853 [patent_doc_number] => 20240377145 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => SUBSTRATE PROCESSING DEVICE [patent_app_type] => utility [patent_app_number] => 18/654213 [patent_app_country] => US [patent_app_date] => 2024-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12894 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18654213 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/654213
SUBSTRATE PROCESSING DEVICE May 2, 2024 Pending
Array ( [id] => 20326355 [patent_doc_number] => 20250338443 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => VAPOR CHAMBER HAVING A RESERVOIR [patent_app_type] => utility [patent_app_number] => 18/648540 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9370 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18648540 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/648540
VAPOR CHAMBER HAVING A RESERVOIR Apr 28, 2024 Pending
Array ( [id] => 19425808 [patent_doc_number] => 12085212 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-09-10 [patent_title] => Pipeline support devices for preventing melting and sinking based on gas heat exchange [patent_app_type] => utility [patent_app_number] => 18/639942 [patent_app_country] => US [patent_app_date] => 2024-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 13227 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 611 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18639942 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/639942
Pipeline support devices for preventing melting and sinking based on gas heat exchange Apr 17, 2024 Issued
Array ( [id] => 20233383 [patent_doc_number] => 20250290702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => VAPOR CHAMBER WITH SANDWICHED UPPER WICK [patent_app_type] => utility [patent_app_number] => 18/633445 [patent_app_country] => US [patent_app_date] => 2024-04-11 [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] => -9 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18633445 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/633445
VAPOR CHAMBER WITH SANDWICHED UPPER WICK Apr 10, 2024 Pending
Array ( [id] => 19346267 [patent_doc_number] => 20240255230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => THERMALLY CONDUCTIVE PIPE, HEAT TREATMENT DEVICE, AND TREATMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/628777 [patent_app_country] => US [patent_app_date] => 2024-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13420 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18628777 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/628777
Thermally conductive pipe, heat treatment device, and treatment system Apr 6, 2024 Issued
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