Search

Hoang M. Nguyen

Examiner (ID: 6971, Phone: (571)272-4861 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3401, 3746, 3745, 3748, 2899
Total Applications
5385
Issued Applications
4291
Pending Applications
357
Abandoned Applications
768

Applications

Application numberTitle of the applicationFiling DateStatus
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] => 20479632 [patent_doc_number] => 12528097 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [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] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 358 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18280264 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280264
Pump assembly Dec 19, 2021 Issued
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 CO Nov 18, 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
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] => 17615126 [patent_doc_number] => 20220157406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => METHODS AND APPARATUS FOR ENHANCED OIL RECOVERY [patent_app_type] => utility [patent_app_number] => 17/527400 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18206 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17527400 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/527400
Methods and apparatus for enhanced oil recovery Nov 15, 2021 Issued
Array ( [id] => 17954062 [patent_doc_number] => 11480160 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-10-25 [patent_title] => Hybrid solar-geothermal power generation system [patent_app_type] => utility [patent_app_number] => 17/527791 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 18 [patent_no_of_words] => 12416 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 452 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17527791 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/527791
Hybrid solar-geothermal power generation system Nov 15, 2021 Issued
Array ( [id] => 17462132 [patent_doc_number] => 20220075437 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => ELECTRONIC APPARATUS AND CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/526651 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11571 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17526651 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/526651
Electronic apparatus and control method thereof Nov 14, 2021 Issued
Array ( [id] => 17792886 [patent_doc_number] => 20220251977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => METHOD TO MAXIMIZE ENERGY RECOVERY IN WASTE-TO-ENERGY PROCESSES [patent_app_type] => utility [patent_app_number] => 17/526813 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3368 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17526813 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/526813
METHOD TO MAXIMIZE ENERGY RECOVERY IN WASTE-TO-ENERGY PROCESSES Nov 14, 2021 Abandoned
Array ( [id] => 20372274 [patent_doc_number] => 12479696 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Calibration method and system for virtual buttons, elevator and storage medium [patent_app_type] => utility [patent_app_number] => 17/524009 [patent_app_country] => US [patent_app_date] => 2021-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17524009 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/524009
Calibration method and system for virtual buttons, elevator and storage medium Nov 10, 2021 Issued
Array ( [id] => 18450346 [patent_doc_number] => 20230191623 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => OPTICAL WAVEGUIDE-TYPE SOFT PHOTOACTUATOR BASED ON OPTICAL MICRO/NANOFIBER [patent_app_type] => utility [patent_app_number] => 17/924696 [patent_app_country] => US [patent_app_date] => 2021-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2604 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17924696 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/924696
Optical waveguide-type soft photoactuator based on optical micro/nanofiber Nov 1, 2021 Issued
Menu