Search

Alain Chau

Examiner (ID: 5739, Phone: (571)272-9444 , Office: P/3741 )

Most Active Art Unit
3741
Art Unit(s)
3741
Total Applications
652
Issued Applications
490
Pending Applications
58
Abandoned Applications
117

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20677738 [patent_doc_number] => 20260116550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-30 [patent_title] => GAS TURBINE ENGINE COMPRESSION SYSTEM WITH CORE COMPRESSOR PRESSURE RATIO [patent_app_type] => utility [patent_app_number] => 19/429553 [patent_app_country] => US [patent_app_date] => 2025-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6780 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19429553 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/429553
GAS TURBINE ENGINE COMPRESSION SYSTEM WITH CORE COMPRESSOR PRESSURE RATIO Dec 21, 2025 Pending
Array ( [id] => 20445776 [patent_doc_number] => 20260002493 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => ENGINE MOUNT SYSTEM FOR A GAS TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 19/317236 [patent_app_country] => US [patent_app_date] => 2025-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19317236 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/317236
Engine mount system for a gas turbine engine Sep 2, 2025 Issued
Array ( [id] => 20335681 [patent_doc_number] => 20250339801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-06 [patent_title] => INDUCER ASSEMBLY FOR A TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 19/268562 [patent_app_country] => US [patent_app_date] => 2025-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8698 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 400 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19268562 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/268562
INDUCER ASSEMBLY FOR A TURBINE ENGINE Jul 13, 2025 Pending
Array ( [id] => 20295762 [patent_doc_number] => 20250321005 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => CMC STEPPED COMBUSTOR LINER [patent_app_type] => utility [patent_app_number] => 19/247172 [patent_app_country] => US [patent_app_date] => 2025-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19247172 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/247172
CMC STEPPED COMBUSTOR LINER Jun 23, 2025 Pending
Array ( [id] => 20480122 [patent_doc_number] => 12528592 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Gas turbine engine compression system with core compressor pressure ratio [patent_app_type] => utility [patent_app_number] => 19/236511 [patent_app_country] => US [patent_app_date] => 2025-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6768 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19236511 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/236511
Gas turbine engine compression system with core compressor pressure ratio Jun 11, 2025 Issued
Array ( [id] => 20407998 [patent_doc_number] => 20250377107 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => GASEOUS FUEL NOZZLE FOR TURBINE ENGINE POWERPLANT [patent_app_type] => utility [patent_app_number] => 19/231131 [patent_app_country] => US [patent_app_date] => 2025-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19231131 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/231131
GASEOUS FUEL NOZZLE FOR TURBINE ENGINE POWERPLANT Jun 5, 2025 Pending
Array ( [id] => 20220500 [patent_doc_number] => 20250283431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => FUELDRAULIC HEAT MANAGEMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 19/213336 [patent_app_country] => US [patent_app_date] => 2025-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23971 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19213336 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/213336
Fueldraulic heat management system May 19, 2025 Issued
Array ( [id] => 20600693 [patent_doc_number] => 20260078700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-19 [patent_title] => GAS TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 19/180117 [patent_app_country] => US [patent_app_date] => 2025-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19180117 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/180117
GAS TURBINE ENGINE Apr 14, 2025 Pending
Array ( [id] => 20763225 [patent_doc_number] => 20260160205 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-11 [patent_title] => THERMAL MANAGEMENT SYSTEMS FOR GAS TURBINE ENGINES [patent_app_type] => utility [patent_app_number] => 19/178262 [patent_app_country] => US [patent_app_date] => 2025-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3492 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19178262 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/178262
THERMAL MANAGEMENT SYSTEMS FOR GAS TURBINE ENGINES Apr 13, 2025 Pending
Array ( [id] => 20233125 [patent_doc_number] => 20250290444 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => ATTENUATED COMBUSTION FOR CLEAN POWER AND HYDROGEN CAPTURE [patent_app_type] => utility [patent_app_number] => 19/095741 [patent_app_country] => US [patent_app_date] => 2025-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 19095741 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/095741
ATTENUATED COMBUSTION FOR CLEAN POWER AND HYDROGEN CAPTURE Mar 30, 2025 Abandoned
Array ( [id] => 20730728 [patent_doc_number] => 12637978 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-26 [patent_title] => Multi-phase fluid fuel systems and related methods [patent_app_type] => utility [patent_app_number] => 19/057706 [patent_app_country] => US [patent_app_date] => 2025-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 13603 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19057706 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/057706
Multi-phase fluid fuel systems and related methods Feb 18, 2025 Issued
Array ( [id] => 20220497 [patent_doc_number] => 20250283428 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => HYDROGEN FUELLED GAS TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 19/050364 [patent_app_country] => US [patent_app_date] => 2025-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19050364 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/050364
Hydrogen fuelled gas turbine engine Feb 10, 2025 Issued
Array ( [id] => 20136970 [patent_doc_number] => 20250244014 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => COMBUSTOR FOR GAS TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 19/022184 [patent_app_country] => US [patent_app_date] => 2025-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19022184 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/022184
Combustor for gas turbine engine Jan 14, 2025 Issued
Array ( [id] => 20763207 [patent_doc_number] => 20260160187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-11 [patent_title] => POWER CONVERTER TOPOLOGY AND CONTROL SCHEME FOR MITIGATING THERMAL BOWING IN GAS TURBINE ENGINES [patent_app_type] => utility [patent_app_number] => 18/966518 [patent_app_country] => US [patent_app_date] => 2024-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1159 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18966518 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/966518
POWER CONVERTER TOPOLOGY AND CONTROL SCHEME FOR MITIGATING THERMAL BOWING IN GAS TURBINE ENGINES Dec 2, 2024 Pending
Array ( [id] => 20241607 [patent_doc_number] => 12421916 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Engine mount system for a gas turbine engine [patent_app_type] => utility [patent_app_number] => 18/937193 [patent_app_country] => US [patent_app_date] => 2024-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18937193 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/937193
Engine mount system for a gas turbine engine Nov 4, 2024 Issued
Array ( [id] => 20715906 [patent_doc_number] => 12631148 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-19 [patent_title] => Systems and methods for operating an aircraft engine using multiple fuel types [patent_app_type] => utility [patent_app_number] => 18/927532 [patent_app_country] => US [patent_app_date] => 2024-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3508 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18927532 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/927532
Systems and methods for operating an aircraft engine using multiple fuel types Oct 24, 2024 Issued
Array ( [id] => 20737268 [patent_doc_number] => 20260146561 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-05-28 [patent_title] => GAS TURBINE ENGINE HYDROGEN FUEL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/917168 [patent_app_country] => US [patent_app_date] => 2024-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18917168 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/917168
GAS TURBINE ENGINE HYDROGEN FUEL SYSTEM Oct 15, 2024 Pending
Array ( [id] => 20658393 [patent_doc_number] => 20260110433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-23 [patent_title] => COMBUSTOR NOZZLE, AND COMBUSTOR AND GAS TURBINE INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 18/916232 [patent_app_country] => US [patent_app_date] => 2024-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18916232 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/916232
COMBUSTOR NOZZLE, AND COMBUSTOR AND GAS TURBINE INCLUDING SAME Oct 14, 2024 Pending
Array ( [id] => 20678891 [patent_doc_number] => 20260117703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-30 [patent_title] => Gas Turbine Engine Fuel Supply System with Hydraulic Fuel Accumulator [patent_app_type] => utility [patent_app_number] => 18/912967 [patent_app_country] => US [patent_app_date] => 2024-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18912967 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/912967
Gas Turbine Engine Fuel Supply System with Hydraulic Fuel Accumulator Oct 10, 2024 Pending
Array ( [id] => 20651995 [patent_doc_number] => 20260104009 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-16 [patent_title] => ENHANCED RECUPERATION CYCLE FOR AIRCRAFT POWERPLANT TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 18/913145 [patent_app_country] => US [patent_app_date] => 2024-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [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] => 18913145 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/913145
ENHANCED RECUPERATION CYCLE FOR AIRCRAFT POWERPLANT TURBINE ENGINE Oct 10, 2024 Pending
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