Search

Hoang M Nguyen

Examiner (ID: 17853, Phone: (571)272-4861 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3401, 3746, 2899, 3748, 3745
Total Applications
5337
Issued Applications
4256
Pending Applications
363
Abandoned Applications
760

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19738768 [patent_doc_number] => 12215592 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-02-04 [patent_title] => Preform for making a casing structure for turbine engines [patent_app_type] => utility [patent_app_number] => 18/435191 [patent_app_country] => US [patent_app_date] => 2024-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 11680 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18435191 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/435191
Preform for making a casing structure for turbine engines Feb 6, 2024 Issued
Array ( [id] => 19557204 [patent_doc_number] => 20240368996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => THERMAL PROCESSES AND SYSTEMS FOR GENERATING ELECTRICITY UTILIZING PREDETERMINED WORKING FLUIDS [patent_app_type] => utility [patent_app_number] => 18/435787 [patent_app_country] => US [patent_app_date] => 2024-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20931 [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] => 18435787 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/435787
Thermal processes and systems for generating electricity utilizing predetermined working fluids Feb 6, 2024 Issued
Array ( [id] => 19404740 [patent_doc_number] => 20240288251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => PYROTECHNIC LATCH RETRACTION MECHANISM [patent_app_type] => utility [patent_app_number] => 18/433239 [patent_app_country] => US [patent_app_date] => 2024-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2069 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 585 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18433239 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/433239
Pyrotechnic latch retraction mechanism Feb 4, 2024 Issued
Array ( [id] => 19702074 [patent_doc_number] => 12196090 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-14 [patent_title] => Aircraft propulsion system air mover brake [patent_app_type] => utility [patent_app_number] => 18/427190 [patent_app_country] => US [patent_app_date] => 2024-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5467 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18427190 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/427190
Aircraft propulsion system air mover brake Jan 29, 2024 Issued
Array ( [id] => 19464970 [patent_doc_number] => 20240318639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => Energy Production from Deep Ocean Pressure [patent_app_type] => utility [patent_app_number] => 18/426302 [patent_app_country] => US [patent_app_date] => 2024-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18426302 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/426302
Energy Production from Deep Ocean Pressure Jan 28, 2024 Abandoned
Array ( [id] => 20050632 [patent_doc_number] => 20250188854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => APPARATUS FOR ENERGY CONVERSION [patent_app_type] => utility [patent_app_number] => 18/842336 [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] => 3599 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -37 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18842336 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/842336
APPARATUS FOR ENERGY CONVERSION Jan 25, 2024 Pending
Array ( [id] => 19173193 [patent_doc_number] => 20240159167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => PUMPED HEAT ENERGY STORAGE SYSTEM WITH ELECTRIC HEATING INTEGRATION [patent_app_type] => utility [patent_app_number] => 18/423919 [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] => 55527 [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] => 18423919 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/423919
PUMPED HEAT ENERGY STORAGE SYSTEM WITH ELECTRIC HEATING INTEGRATION Jan 25, 2024 Abandoned
Array ( [id] => 19904604 [patent_doc_number] => 12281601 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Heat engine [patent_app_type] => utility [patent_app_number] => 18/421132 [patent_app_country] => US [patent_app_date] => 2024-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 30 [patent_no_of_words] => 22195 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18421132 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/421132
Heat engine Jan 23, 2024 Issued
Array ( [id] => 19266056 [patent_doc_number] => 20240209755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => REACTION TURBINE OPERATING ON CONDENSING VAPORS [patent_app_type] => utility [patent_app_number] => 18/420207 [patent_app_country] => US [patent_app_date] => 2024-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6238 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18420207 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/420207
REACTION TURBINE OPERATING ON CONDENSING VAPORS Jan 22, 2024 Pending
Array ( [id] => 19319221 [patent_doc_number] => 20240240764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => SYSTEM FOR CIRCULATING A LIQUID [patent_app_type] => utility [patent_app_number] => 18/402877 [patent_app_country] => US [patent_app_date] => 2024-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4647 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18402877 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/402877
SYSTEM FOR CIRCULATING A LIQUID Jan 2, 2024 Pending
Array ( [id] => 19390220 [patent_doc_number] => 20240280090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => ACTUATOR WITH CONTRACTING MEMBER [patent_app_type] => utility [patent_app_number] => 18/399026 [patent_app_country] => US [patent_app_date] => 2023-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29770 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -58 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18399026 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/399026
Actuator with contracting member Dec 27, 2023 Issued
Array ( [id] => 19282340 [patent_doc_number] => 20240218814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => HYDROGEN EXPANSION SYSTEM FOR FUEL CELL USE [patent_app_type] => utility [patent_app_number] => 18/398795 [patent_app_country] => US [patent_app_date] => 2023-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7212 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18398795 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/398795
Hydrogen expansion system for fuel cell use Dec 27, 2023 Issued
Array ( [id] => 19668126 [patent_doc_number] => 12180861 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-31 [patent_title] => Systems and methods to utilize heat carriers in conversion of thermal energy [patent_app_type] => utility [patent_app_number] => 18/397037 [patent_app_country] => US [patent_app_date] => 2023-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 8442 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18397037 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/397037
Systems and methods to utilize heat carriers in conversion of thermal energy Dec 26, 2023 Issued
Array ( [id] => 19498180 [patent_doc_number] => 20240337198 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => FAST RESPONSE ACTIVE CLEARANCE SYSTEMS WITH PIEZOELECTRIC ACTUATOR IN AXIAL, AXIAL/RADIAL COMBINED, AND CIRCUMFERENTIAL DIRECTIONS [patent_app_type] => utility [patent_app_number] => 18/393389 [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] => 29329 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18393389 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/393389
Fast response active clearance systems with piezoelectric actuator in axial, axial/radial combined, and circumferential directions Dec 20, 2023 Issued
18/544103 SYSTEMS AND METHODS FOR PRODUCING CLEAN ENERGY Dec 17, 2023 Abandoned
Array ( [id] => 19651906 [patent_doc_number] => 12173683 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Pressure-regulating hydrodynamic pump and wave engine [patent_app_type] => utility [patent_app_number] => 18/539260 [patent_app_country] => US [patent_app_date] => 2023-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 23576 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18539260 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/539260
Pressure-regulating hydrodynamic pump and wave engine Dec 12, 2023 Issued
Array ( [id] => 19651870 [patent_doc_number] => 12173647 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Systems and methods for carbon dioxide-based energy storage and power generation [patent_app_type] => utility [patent_app_number] => 18/525484 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 17797 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18525484 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/525484
Systems and methods for carbon dioxide-based energy storage and power generation Nov 29, 2023 Issued
Array ( [id] => 19579602 [patent_doc_number] => 12145698 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Methods and systems for free-floating nautical stationkeeping [patent_app_type] => utility [patent_app_number] => 18/388746 [patent_app_country] => US [patent_app_date] => 2023-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 30 [patent_no_of_words] => 18148 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18388746 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/388746
Methods and systems for free-floating nautical stationkeeping Nov 9, 2023 Issued
Array ( [id] => 18988716 [patent_doc_number] => 20240060685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => Method for Thermal Profile Control and Energy Recovery in Geothermal Wells [patent_app_type] => utility [patent_app_number] => 18/501582 [patent_app_country] => US [patent_app_date] => 2023-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18501582 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/501582
Method for thermal profile control and energy recovery in geothermal wells Nov 2, 2023 Issued
Array ( [id] => 19738786 [patent_doc_number] => 12215610 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-02-04 [patent_title] => Air turbine energy recapture system [patent_app_type] => utility [patent_app_number] => 18/376225 [patent_app_country] => US [patent_app_date] => 2023-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3428 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18376225 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/376225
Air turbine energy recapture system Oct 2, 2023 Issued
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