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] => 18261133 [patent_doc_number] => 11608830 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Scroll compressor [patent_app_type] => utility [patent_app_number] => 17/544178 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5572 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17544178 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/544178
Scroll compressor Dec 6, 2021 Issued
Array ( [id] => 18825672 [patent_doc_number] => 11840944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Multiple loop power generation using super critical cycle fluid with split recuperator [patent_app_type] => utility [patent_app_number] => 17/543319 [patent_app_country] => US [patent_app_date] => 2021-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 25 [patent_no_of_words] => 15140 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 417 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17543319 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/543319
Multiple loop power generation using super critical cycle fluid with split recuperator Dec 5, 2021 Issued
Array ( [id] => 18972738 [patent_doc_number] => 20240052830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => Screw Compressor [patent_app_type] => utility [patent_app_number] => 18/267289 [patent_app_country] => US [patent_app_date] => 2021-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18252 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18267289 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/267289
Screw compressor Nov 11, 2021 Issued
Array ( [id] => 17852674 [patent_doc_number] => 20220282716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => SYSTEMS AND METHODS OF GENERATING ELECTRICITY USING HEAT FROM WITHIN THE EARTH [patent_app_type] => utility [patent_app_number] => 17/451473 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17363 [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] => 17451473 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/451473
Systems and methods of generating electricity using heat from within the earth Oct 18, 2021 Issued
Array ( [id] => 18896002 [patent_doc_number] => 20240011487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => SCROLL FLUID MACHINE [patent_app_type] => utility [patent_app_number] => 18/251971 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18251971 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/251971
SCROLL FLUID MACHINE Oct 14, 2021 Abandoned
Array ( [id] => 17386466 [patent_doc_number] => 20220034318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => VANE ROTARY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/502098 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11824 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17502098 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/502098
Vane rotary compressor Oct 14, 2021 Issued
Array ( [id] => 17548935 [patent_doc_number] => 20220120276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => COMPRESSOR INSTALLATION STRUCTURE FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 17/498748 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8937 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17498748 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/498748
Compressor installation structure for vehicle Oct 11, 2021 Issued
Array ( [id] => 18597999 [patent_doc_number] => 20230272798 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/044861 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5784 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18044861 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/044861
SCROLL COMPRESSOR Aug 25, 2021 Abandoned
Array ( [id] => 18565008 [patent_doc_number] => 20230255335 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => HAIR DRYER [patent_app_type] => utility [patent_app_number] => 18/014196 [patent_app_country] => US [patent_app_date] => 2021-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2711 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18014196 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/014196
HAIR DRYER Jul 4, 2021 Pending
Array ( [id] => 19551329 [patent_doc_number] => 12135030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Sliding component [patent_app_type] => utility [patent_app_number] => 18/012856 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 8312 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18012856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/012856
Sliding component Jun 30, 2021 Issued
Array ( [id] => 18996620 [patent_doc_number] => 11913454 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Sliding component [patent_app_type] => utility [patent_app_number] => 18/012853 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 9817 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18012853 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/012853
Sliding component Jun 30, 2021 Issued
Array ( [id] => 19121703 [patent_doc_number] => 11965677 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => System, method, and composition for geothermal heat harvest [patent_app_type] => utility [patent_app_number] => 17/351206 [patent_app_country] => US [patent_app_date] => 2021-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 24 [patent_no_of_words] => 11190 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17351206 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/351206
System, method, and composition for geothermal heat harvest Jun 16, 2021 Issued
Array ( [id] => 18637033 [patent_doc_number] => 11761622 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => System and methods for integration of concentrated solar steam generators to Rankine cycle power plants [patent_app_type] => utility [patent_app_number] => 17/340133 [patent_app_country] => US [patent_app_date] => 2021-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 9744 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17340133 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/340133
System and methods for integration of concentrated solar steam generators to Rankine cycle power plants Jun 6, 2021 Issued
Array ( [id] => 18620931 [patent_doc_number] => 11753959 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Turbine power generation system [patent_app_type] => utility [patent_app_number] => 17/339017 [patent_app_country] => US [patent_app_date] => 2021-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2712 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17339017 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/339017
Turbine power generation system Jun 3, 2021 Issued
Array ( [id] => 18385030 [patent_doc_number] => 11655803 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Carbon negative clean fuel production system [patent_app_type] => utility [patent_app_number] => 17/308418 [patent_app_country] => US [patent_app_date] => 2021-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 11344 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [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] => 17308418 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/308418
Carbon negative clean fuel production system May 4, 2021 Issued
Array ( [id] => 18413771 [patent_doc_number] => 11668306 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-06 [patent_title] => Coupling between crankshaft and orbiting scroll plate [patent_app_type] => utility [patent_app_number] => 17/244407 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 6057 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17244407 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244407
Coupling between crankshaft and orbiting scroll plate Apr 28, 2021 Issued
Array ( [id] => 20187593 [patent_doc_number] => 12398701 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Convection-driven power generator [patent_app_type] => utility [patent_app_number] => 17/921403 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5967 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17921403 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/921403
Convection-driven power generator Apr 26, 2021 Issued
Array ( [id] => 19027841 [patent_doc_number] => 11927190 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Vacuum pump [patent_app_type] => utility [patent_app_number] => 17/229027 [patent_app_country] => US [patent_app_date] => 2021-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 11320 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 400 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17229027 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/229027
Vacuum pump Apr 12, 2021 Issued
Array ( [id] => 16977114 [patent_doc_number] => 20210221351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => LOW DENSITY FLUID DISPLACEMENT TO STORE OR GENERATE POWER [patent_app_type] => utility [patent_app_number] => 17/214100 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 124237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17214100 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/214100
Low density fluid displacement to store or generate power Mar 25, 2021 Issued
Array ( [id] => 16948910 [patent_doc_number] => 20210207601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => ROTARY COMPRESSOR AND REFRIGERATION CYCLE APPARATUS [patent_app_type] => utility [patent_app_number] => 17/205243 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 467 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17205243 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/205243
Rotary compressor and refrigeration cycle apparatus Mar 17, 2021 Issued
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