Search

Hoang M. Nguyen

Examiner (ID: 12029, Phone: (571)272-4861 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3748, 2899, 3401, 3746, 3745
Total Applications
5340
Issued Applications
4261
Pending Applications
359
Abandoned Applications
764

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19034905 [patent_doc_number] => 20240084720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => GLAND CONDENSER SKID SYSTEMS BY DIRECT CONTACT HEAT EXCHANGER TECHNOLOGY [patent_app_type] => utility [patent_app_number] => 18/263469 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1851 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18263469 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/263469
Gland condenser skid systems by direct contact heat exchanger technology Jan 27, 2022 Issued
Array ( [id] => 19098568 [patent_doc_number] => 20240117796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => DISTANCE ADJUSTMENT APPARATUS AND CONTROL METHOD OF DISTANCE ADJUSTMENT APPARATUS [patent_app_type] => utility [patent_app_number] => 18/264825 [patent_app_country] => US [patent_app_date] => 2022-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22905 [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] => 18264825 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/264825
Distance adjustment apparatus and control method of distance adjustment apparatus Jan 20, 2022 Issued
Array ( [id] => 17750574 [patent_doc_number] => 20220228779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => GROUND HEAT EXCHANGER [patent_app_type] => utility [patent_app_number] => 17/579542 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5185 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17579542 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/579542
GROUND HEAT EXCHANGER Jan 18, 2022 Abandoned
Array ( [id] => 17588289 [patent_doc_number] => 11326550 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-05-10 [patent_title] => Systems and methods utilizing gas temperature as a power source [patent_app_type] => utility [patent_app_number] => 17/578520 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 16966 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17578520 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/578520
Systems and methods utilizing gas temperature as a power source Jan 18, 2022 Issued
Array ( [id] => 18202926 [patent_doc_number] => 11585314 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-02-21 [patent_title] => Differential ambient pressure powered hydraulically driven generator battery [patent_app_type] => utility [patent_app_number] => 17/648315 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 6471 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 500 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17648315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/648315
Differential ambient pressure powered hydraulically driven generator battery Jan 18, 2022 Issued
Array ( [id] => 19034974 [patent_doc_number] => 20240084789 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => METHOD AND SYSTEMS FOR POSITIVE DISPLACEMENT OF AN ACTUATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/261582 [patent_app_country] => US [patent_app_date] => 2022-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18261582 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/261582
Method and systems for positive displacement of an actuation device Jan 11, 2022 Issued
Array ( [id] => 17777347 [patent_doc_number] => 20220243696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => POWER GENERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/572893 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4377 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17572893 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572893
POWER GENERATION SYSTEM Jan 10, 2022 Abandoned
Array ( [id] => 18246274 [patent_doc_number] => 11602839 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Artificial muscles having vacuum coupled electrode insulators and methods of manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/573070 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 13982 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17573070 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/573070
Artificial muscles having vacuum coupled electrode insulators and methods of manufacturing the same Jan 10, 2022 Issued
Array ( [id] => 17688605 [patent_doc_number] => 20220195897 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => LARGE SCALE COST EFFECTIVE DIRECT STEAM GENERATOR SYSTEM, METHOD, AND APPARATUS [patent_app_type] => utility [patent_app_number] => 17/564521 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5539 [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] => 17564521 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/564521
Large scale cost effective direct steam generator system, method, and apparatus Dec 28, 2021 Issued
Array ( [id] => 18560436 [patent_doc_number] => 11725672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Gas compressor with reduced energy loss [patent_app_type] => utility [patent_app_number] => 17/561467 [patent_app_country] => US [patent_app_date] => 2021-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 5758 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17561467 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/561467
Gas compressor with reduced energy loss Dec 22, 2021 Issued
Array ( [id] => 19002468 [patent_doc_number] => 20240066539 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => PUMP ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/280264 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5601 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18280264 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280264
PUMP ASSEMBLY Dec 19, 2021 Pending
Array ( [id] => 18355825 [patent_doc_number] => 11644220 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-05-09 [patent_title] => Multiple well pairs for scaling the output of geothermal energy power plants [patent_app_type] => utility [patent_app_number] => 17/554126 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 19426 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17554126 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/554126
Multiple well pairs for scaling the output of geothermal energy power plants Dec 16, 2021 Issued
Array ( [id] => 17521077 [patent_doc_number] => 20220106926 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => HOT AIR ENGINE HAVING A STEP PISTON [patent_app_type] => utility [patent_app_number] => 17/553317 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17553317 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/553317
Hot air engine having a step piston Dec 15, 2021 Issued
Array ( [id] => 17483017 [patent_doc_number] => 20220090521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => USE OF PERFLUOROHEPTENES IN POWER CYCLE SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/544827 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5906 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17544827 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/544827
Use of perfluoroheptenes in power cycle systems Dec 6, 2021 Issued
Array ( [id] => 18275320 [patent_doc_number] => 11614259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Ground heat exchanger [patent_app_type] => utility [patent_app_number] => 17/533894 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8303 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17533894 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/533894
Ground heat exchanger Nov 22, 2021 Issued
Array ( [id] => 17808201 [patent_doc_number] => 20220260036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => METHODS AND SYSTEMS FOR GENERATING POWER AND THERMAL MANAGEMENT HAVING COMBINED CYCLE ARCHITECTURE [patent_app_type] => utility [patent_app_number] => 17/533643 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17533643 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/533643
Methods and systems for generating power and thermal management having combined cycle architecture Nov 22, 2021 Issued
Array ( [id] => 17867538 [patent_doc_number] => 20220290274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => METHOD FOR NUMERICAL SIMULATION OF REACTIVE TRANSPORT DURING CO2+O2 IN-SITU LEACHING OF URANIUM AT SANDSTONE-TYPE URANIUM DEPOSIT [patent_app_type] => utility [patent_app_number] => 17/531300 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4827 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 355 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17531300 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/531300
METHOD FOR NUMERICAL SIMULATION OF REACTIVE TRANSPORT DURING CO2+O2 IN-SITU LEACHING OF URANIUM AT SANDSTONE-TYPE URANIUM DEPOSIT Nov 18, 2021 Pending
Array ( [id] => 17867538 [patent_doc_number] => 20220290274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => METHOD FOR NUMERICAL SIMULATION OF REACTIVE TRANSPORT DURING CO2+O2 IN-SITU LEACHING OF URANIUM AT SANDSTONE-TYPE URANIUM DEPOSIT [patent_app_type] => utility [patent_app_number] => 17/531300 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4827 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 355 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17531300 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/531300
METHOD FOR NUMERICAL SIMULATION OF REACTIVE TRANSPORT DURING CO2+O2 IN-SITU LEACHING OF URANIUM AT SANDSTONE-TYPE URANIUM DEPOSIT Nov 18, 2021 Pending
Array ( [id] => 19724935 [patent_doc_number] => 20250027686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => MITIGATING FLUID LOSS OR INFLOW IN A CLOSED-LOOP GEOTHERMAL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/711333 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5765 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18711333 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/711333
Mitigating fluid loss or inflow in a closed-loop geothermal system Nov 16, 2021 Issued
Array ( [id] => 18845345 [patent_doc_number] => 20230407749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => TURBINE ENGINE ROTOR ELEMENT ASSEMBLY EQUIPPED WITH A SEALING DEVICE [patent_app_type] => utility [patent_app_number] => 18/252280 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6094 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18252280 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/252280
Turbine engine rotor element assembly equipped with a sealing device Nov 16, 2021 Issued
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