Search

Zhengfu J. Feng

Examiner (ID: 12914, Phone: (571)272-2949 , Office: P/2835 )

Most Active Art Unit
2835
Art Unit(s)
2841, 2835
Total Applications
650
Issued Applications
460
Pending Applications
84
Abandoned Applications
131

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20198385 [patent_doc_number] => 20250275095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => LIQUID COOLING SYSTEM AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/602893 [patent_app_country] => US [patent_app_date] => 2024-03-12 [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] => -8 [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] => 18602893 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/602893
LIQUID COOLING SYSTEM AND ELECTRONIC DEVICE Mar 11, 2024 Abandoned
Array ( [id] => 20224612 [patent_doc_number] => 20250287543 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => FOAM HEAT SINKS USED IN IMMERSION COOLING SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/601622 [patent_app_country] => US [patent_app_date] => 2024-03-11 [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] => -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] => 18601622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/601622
FOAM HEAT SINKS USED IN IMMERSION COOLING SYSTEMS Mar 10, 2024 Pending
Array ( [id] => 19255123 [patent_doc_number] => 20240206120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => ELECTRONIC DEVICE COMPRISING HEAT DISSIPATION STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/594595 [patent_app_country] => US [patent_app_date] => 2024-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10998 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18594595 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/594595
ELECTRONIC DEVICE COMPRISING HEAT DISSIPATION STRUCTURE Mar 3, 2024 Pending
Array ( [id] => 19437847 [patent_doc_number] => 20240306345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => IMMERSION COOLING SYSTEM IMPLEMENTING A FIRST CONTAINER AND A SECOND CONTAINER [patent_app_type] => utility [patent_app_number] => 18/588638 [patent_app_country] => US [patent_app_date] => 2024-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18588638 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/588638
IMMERSION COOLING SYSTEM IMPLEMENTING A FIRST CONTAINER AND A SECOND CONTAINER Feb 26, 2024 Pending
Array ( [id] => 20183865 [patent_doc_number] => 20250267823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => TRANSISTOR CARRIER AND COOLING MECHANISM [patent_app_type] => utility [patent_app_number] => 18/583258 [patent_app_country] => US [patent_app_date] => 2024-02-21 [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] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583258 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/583258
TRANSISTOR CARRIER AND COOLING MECHANISM Feb 20, 2024 Pending
Array ( [id] => 19714507 [patent_doc_number] => 20250024649 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => POWER CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 18/581491 [patent_app_country] => US [patent_app_date] => 2024-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4286 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581491 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581491
POWER CONVERSION DEVICE Feb 19, 2024 Pending
Array ( [id] => 20853112 [patent_doc_number] => 12690163 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-21 [patent_title] => Automatic leveling immersion cooling tank and method of operating the same [patent_app_type] => utility [patent_app_number] => 18/439614 [patent_app_country] => US [patent_app_date] => 2024-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 23 [patent_no_of_words] => 12341 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18439614 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/439614
AUTOMATIC LEVELING IMMERSION COOLING TANK AND METHOD OF OPERATING THE SAME Feb 11, 2024 Issued
Array ( [id] => 19797909 [patent_doc_number] => 12238908 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Vehicle power module assembly [patent_app_type] => utility [patent_app_number] => 18/417422 [patent_app_country] => US [patent_app_date] => 2024-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 7987 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18417422 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/417422
Vehicle power module assembly Jan 18, 2024 Issued
Array ( [id] => 20853114 [patent_doc_number] => 12690165 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-21 [patent_title] => Manifold system for computing assembly [patent_app_type] => utility [patent_app_number] => 18/411347 [patent_app_country] => US [patent_app_date] => 2024-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18411347 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/411347
MANIFOLD SYSTEM FOR COMPUTING ASSEMBLY Jan 11, 2024 Issued
Array ( [id] => 19308730 [patent_doc_number] => 20240237313 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => COOLING SYSTEM FOR POWER ELECTRONICS [patent_app_type] => utility [patent_app_number] => 18/405259 [patent_app_country] => US [patent_app_date] => 2024-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5878 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18405259 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/405259
Cooling system for power electronics Jan 4, 2024 Issued
Array ( [id] => 20776431 [patent_doc_number] => 12660123 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-16 [patent_title] => Heat exchange assembly and thermal management system including the same [patent_app_type] => utility [patent_app_number] => 18/405073 [patent_app_country] => US [patent_app_date] => 2024-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 23 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18405073 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/405073
Heat exchange assembly and thermal management system including the same Jan 4, 2024 Issued
Array ( [id] => 20508996 [patent_doc_number] => 12543288 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Power distribution subrack and power distribution equipment [patent_app_type] => utility [patent_app_number] => 18/394245 [patent_app_country] => US [patent_app_date] => 2023-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 23 [patent_no_of_words] => 8300 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18394245 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/394245
Power distribution subrack and power distribution equipment Dec 21, 2023 Issued
Array ( [id] => 20072235 [patent_doc_number] => 20250210457 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => INTEGRATED COOLING ASSEMBLIES FOR ADVANCED DEVICE PACKAGING AND METHODS OF MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 18/393028 [patent_app_country] => US [patent_app_date] => 2023-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5907 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18393028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/393028
Integrated cooling assemblies for advanced device packaging and methods of manufacturing the same Dec 20, 2023 Issued
Array ( [id] => 20540144 [patent_doc_number] => 12557231 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Two-piece separable wedge clamp for thermal mechanical interface [patent_app_type] => utility [patent_app_number] => 18/536881 [patent_app_country] => US [patent_app_date] => 2023-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18536881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/536881
Two-piece separable wedge clamp for thermal mechanical interface Dec 11, 2023 Issued
Array ( [id] => 19287988 [patent_doc_number] => 20240224471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => COOLING CASE AND COLD PLATE STRUCTURE FOR COOLING PRINTED CIRCUIT BOARDS [patent_app_type] => utility [patent_app_number] => 18/525915 [patent_app_country] => US [patent_app_date] => 2023-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1973 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18525915 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/525915
COOLING CASE AND COLD PLATE STRUCTURE FOR COOLING PRINTED CIRCUIT BOARDS Nov 30, 2023 Pending
Array ( [id] => 20565974 [patent_doc_number] => 12568598 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-03 [patent_title] => Damping systems and methods for server slides [patent_app_type] => utility [patent_app_number] => 18/514971 [patent_app_country] => US [patent_app_date] => 2023-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 2508 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18514971 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/514971
Damping systems and methods for server slides Nov 19, 2023 Issued
Array ( [id] => 20418234 [patent_doc_number] => 12501537 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Heat dissipation apparatus and in-vehicle module [patent_app_type] => utility [patent_app_number] => 18/512344 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2431 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18512344 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/512344
Heat dissipation apparatus and in-vehicle module Nov 16, 2023 Issued
Array ( [id] => 19178093 [patent_doc_number] => 20240164067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => Electric Coupling System [patent_app_type] => utility [patent_app_number] => 18/509996 [patent_app_country] => US [patent_app_date] => 2023-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4370 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18509996 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/509996
Electric coupling system Nov 14, 2023 Issued
Array ( [id] => 20376731 [patent_doc_number] => 12484187 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Cooling apparatus for power module [patent_app_type] => utility [patent_app_number] => 18/389091 [patent_app_country] => US [patent_app_date] => 2023-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389091 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389091
Cooling apparatus for power module Nov 12, 2023 Issued
Array ( [id] => 20004571 [patent_doc_number] => 20250142793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => HEAT DISSIPATION APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/498604 [patent_app_country] => US [patent_app_date] => 2023-10-31 [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] => -17 [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] => 18498604 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/498604
HEAT DISSIPATION APPARATUS AND METHOD Oct 30, 2023 Pending
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