Search

Tuan N Nguyen

Examiner (ID: 4518, Phone: (571)272-4892 , Office: P/3754 )

Most Active Art Unit
2828
Art Unit(s)
3101, 2828, 3751, 3653, 3615, 3651, 3754, 2899
Total Applications
4762
Issued Applications
3630
Pending Applications
272
Abandoned Applications
892

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20302969 [patent_doc_number] => 12448953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Solar energy directed to a cylinder containing a propeller used to generate electricity [patent_app_type] => utility [patent_app_number] => 19/072242 [patent_app_country] => US [patent_app_date] => 2025-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19072242 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/072242
Solar energy directed to a cylinder containing a propeller used to generate electricity Mar 5, 2025 Issued
Array ( [id] => 19801336 [patent_doc_number] => 20250067261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => MOTOR-DRIVEN COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/802441 [patent_app_country] => US [patent_app_date] => 2024-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12506 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 383 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18802441 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/802441
MOTOR-DRIVEN COMPRESSOR Aug 12, 2024 Abandoned
Array ( [id] => 19615878 [patent_doc_number] => 20240401558 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => UTILIZING HYDROSTATIC AND HYDRAULIC PRESSURE TO GENERATE ENERGY, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS [patent_app_type] => utility [patent_app_number] => 18/800471 [patent_app_country] => US [patent_app_date] => 2024-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23075 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18800471 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/800471
Utilizing hydrostatic and hydraulic pressure to generate energy, and associated systems, devices, and methods Aug 11, 2024 Issued
Array ( [id] => 19770817 [patent_doc_number] => 20250052243 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => SCROLL DEVICE WITH PARALLEL PATH COOLING [patent_app_type] => utility [patent_app_number] => 18/799646 [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] => 10740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18799646 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/799646
SCROLL DEVICE WITH PARALLEL PATH COOLING Aug 8, 2024 Pending
Array ( [id] => 19615913 [patent_doc_number] => 20240401593 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/799356 [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] => 23399 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18799356 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/799356
SCROLL COMPRESSOR Aug 8, 2024 Pending
Array ( [id] => 19770813 [patent_doc_number] => 20250052239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/780527 [patent_app_country] => US [patent_app_date] => 2024-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5036 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18780527 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/780527
Compressor Jul 22, 2024 Issued
Array ( [id] => 19543782 [patent_doc_number] => 20240360818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => TEMPERATURE DIFFERENTIAL ENGINE [patent_app_type] => utility [patent_app_number] => 18/764796 [patent_app_country] => US [patent_app_date] => 2024-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19034 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18764796 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/764796
TEMPERATURE DIFFERENTIAL ENGINE Jul 4, 2024 Pending
Array ( [id] => 19433581 [patent_doc_number] => 20240302079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => GROUNDWATER ENHANCED GEOTHERMAL HEAT PUMP [patent_app_type] => utility [patent_app_number] => 18/667318 [patent_app_country] => US [patent_app_date] => 2024-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7312 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18667318 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/667318
GROUNDWATER ENHANCED GEOTHERMAL HEAT PUMP May 16, 2024 Pending
Array ( [id] => 19333214 [patent_doc_number] => 20240247644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => Solar Energy Directed to a Cylinder Containing a Propeller Used to Generate Electricity [patent_app_type] => utility [patent_app_number] => 18/587674 [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] => 2946 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18587674 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/587674
Solar energy directed to a cylinder containing a propeller used to generate electricity Feb 25, 2024 Issued
Array ( [id] => 19404446 [patent_doc_number] => 20240287957 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => FLUID DISPLACEMENT ENERGY STORAGE SYSTEMS AND PROCESSES TO ENABLE PRESSURE EQUILIBRIZED SUBSEA TANK [patent_app_type] => utility [patent_app_number] => 18/585981 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 67737 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585981 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/585981
FLUID DISPLACEMENT ENERGY STORAGE SYSTEMS AND PROCESSES TO ENABLE PRESSURE EQUILIBRIZED SUBSEA TANK Feb 22, 2024 Pending
Array ( [id] => 19702186 [patent_doc_number] => 12196203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Scroll compressor and refrigeration device [patent_app_type] => utility [patent_app_number] => 18/584759 [patent_app_country] => US [patent_app_date] => 2024-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5126 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18584759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/584759
Scroll compressor and refrigeration device Feb 21, 2024 Issued
Array ( [id] => 19218652 [patent_doc_number] => 20240183356 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => BEARING AND UNLOADER ASSEMBLY FOR COMPRESSORS [patent_app_type] => utility [patent_app_number] => 18/438026 [patent_app_country] => US [patent_app_date] => 2024-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6419 [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] => 18438026 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/438026
BEARING AND UNLOADER ASSEMBLY FOR COMPRESSORS Feb 8, 2024 Issued
Array ( [id] => 19173227 [patent_doc_number] => 20240159201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => MONOLITHIC HEAT-EXCHANGER BODIES [patent_app_type] => utility [patent_app_number] => 18/423553 [patent_app_country] => US [patent_app_date] => 2024-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 36145 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18423553 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/423553
MONOLITHIC HEAT-EXCHANGER BODIES Jan 25, 2024 Pending
Array ( [id] => 19319063 [patent_doc_number] => 20240240606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => UTILIZING HYDROSTATIC AND HYDRAULIC PRESSURE TO GENERATE ENERGY, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS [patent_app_type] => utility [patent_app_number] => 18/409722 [patent_app_country] => US [patent_app_date] => 2024-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18409722 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/409722
Utilizing hydrostatic and hydraulic pressure to generate energy, and associated systems, devices, and methods Jan 9, 2024 Issued
Array ( [id] => 19496002 [patent_doc_number] => 20240335020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => HIGH-SPEED HAIR DRYER WITH LOW NOISE AND HIGH AIR PRESSURE [patent_app_type] => utility [patent_app_number] => 18/404914 [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] => 5377 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18404914 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/404914
HIGH-SPEED HAIR DRYER WITH LOW NOISE AND HIGH AIR PRESSURE Jan 4, 2024 Pending
Array ( [id] => 19021611 [patent_doc_number] => 20240077782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => Shape Memory Alloy Actuators And Methods Thereof [patent_app_type] => utility [patent_app_number] => 18/389321 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389321 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389321
Shape Memory Alloy Actuators And Methods Thereof Nov 13, 2023 Pending
Array ( [id] => 19013633 [patent_doc_number] => 11920554 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-05 [patent_title] => Buoyancy power generator and buoyancy power generation method [patent_app_type] => utility [patent_app_number] => 18/479826 [patent_app_country] => US [patent_app_date] => 2023-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6200 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [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] => 18479826 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/479826
Buoyancy power generator and buoyancy power generation method Oct 2, 2023 Issued
Array ( [id] => 19863191 [patent_doc_number] => 20250101977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => KIDNEY PORT CONFIGURATIONS IN PORT PLATES FOR BALANCED VANES [patent_app_type] => utility [patent_app_number] => 18/371770 [patent_app_country] => US [patent_app_date] => 2023-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18371770 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/371770
KIDNEY PORT CONFIGURATIONS IN PORT PLATES FOR BALANCED VANES Sep 21, 2023 Abandoned
Array ( [id] => 20256692 [patent_doc_number] => 12429036 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Hybrid power generation system [patent_app_type] => utility [patent_app_number] => 18/451247 [patent_app_country] => US [patent_app_date] => 2023-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 12480 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18451247 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/451247
Hybrid power generation system Aug 16, 2023 Issued
Array ( [id] => 20387111 [patent_doc_number] => 12486832 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Solar power generation system [patent_app_type] => utility [patent_app_number] => 18/451235 [patent_app_country] => US [patent_app_date] => 2023-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10495 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 338 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18451235 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/451235
SOLAR POWER GENERATION SYSTEM Aug 16, 2023 Issued
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