Search

Hanh N Nguyen

Examiner (ID: 275, Phone: (571)272-2031 , Office: P/2834 )

Most Active Art Unit
2834
Art Unit(s)
2834, 2473, 2413, 2416, 2668, 2662, 2479, 2616, 2738
Total Applications
3164
Issued Applications
2601
Pending Applications
100
Abandoned Applications
474

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19263403 [patent_doc_number] => 20240207100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => EAR MUFF AND EAR MUFF ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/554619 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5874 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18554619 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/554619
EAR MUFF AND EAR MUFF ASSEMBLY Apr 6, 2022 Pending
Array ( [id] => 17946503 [patent_doc_number] => 20220333520 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => MUFFLER FOR STRATIFIED SCAVENGING ENGINE [patent_app_type] => utility [patent_app_number] => 17/708865 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17708865 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/708865
MUFFLER FOR STRATIFIED SCAVENGING ENGINE Mar 29, 2022 Abandoned
Array ( [id] => 19161777 [patent_doc_number] => 20240154484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => STATOR FOR AN ELECTRICAL MACHINE, AND ELECTRICAL MACHINE [patent_app_type] => utility [patent_app_number] => 18/552734 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18552734 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/552734
STATOR FOR AN ELECTRICAL MACHINE, AND ELECTRICAL MACHINE Mar 29, 2022 Pending
Array ( [id] => 19900596 [patent_doc_number] => 12278541 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Method and apparatus for active cooling of intake air for a hybrid cooled belt starter generator [patent_app_type] => utility [patent_app_number] => 17/656654 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17656654 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/656654
Method and apparatus for active cooling of intake air for a hybrid cooled belt starter generator Mar 27, 2022 Issued
Array ( [id] => 17723102 [patent_doc_number] => 20220215824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => METHODS AND DEVICES FOR ATTENUATING SOUND IN A CONDUIT OR CHAMBER [patent_app_type] => utility [patent_app_number] => 17/705472 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17705472 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/705472
Methods and devices for attenuating sound in a conduit or chamber Mar 27, 2022 Issued
Array ( [id] => 19574794 [patent_doc_number] => 20240379086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => ACOUSTIC ABSORBING STRUCUTRES [patent_app_type] => utility [patent_app_number] => 18/285041 [patent_app_country] => US [patent_app_date] => 2022-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18285041 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/285041
ACOUSTIC ABSORBING STRUCUTRES Mar 22, 2022 Pending
Array ( [id] => 18069246 [patent_doc_number] => 20220400334 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => Precisely Controlled Microphone Acoustic Attenuator with Protective Microphone Enclosure [patent_app_type] => utility [patent_app_number] => 17/700069 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8866 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17700069 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/700069
Precisely controlled microphone acoustic attenuator with protective microphone enclosure Mar 20, 2022 Issued
Array ( [id] => 17709680 [patent_doc_number] => 20220209688 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => COOLING MODULE USING ELECTRICAL PULSES [patent_app_type] => utility [patent_app_number] => 17/697808 [patent_app_country] => US [patent_app_date] => 2022-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7099 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17697808 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/697808
Cooling module using electrical pulses Mar 16, 2022 Issued
Array ( [id] => 18797942 [patent_doc_number] => 11831797 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Limiting sound emissions in speech detection arrangements [patent_app_type] => utility [patent_app_number] => 17/692155 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 12490 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17692155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/692155
Limiting sound emissions in speech detection arrangements Mar 9, 2022 Issued
Array ( [id] => 17678441 [patent_doc_number] => 20220191608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => METHODS AND DEVICES FOR RADIO FREQUENCY (RF) MITIGATION PROXIMATE THE EAR [patent_app_type] => utility [patent_app_number] => 17/683352 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17683352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/683352
Methods and devices for radio frequency (RF) mitigation proximate the ear Feb 28, 2022 Issued
Array ( [id] => 17678441 [patent_doc_number] => 20220191608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => METHODS AND DEVICES FOR RADIO FREQUENCY (RF) MITIGATION PROXIMATE THE EAR [patent_app_type] => utility [patent_app_number] => 17/683352 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17683352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/683352
Methods and devices for radio frequency (RF) mitigation proximate the ear Feb 28, 2022 Issued
Array ( [id] => 17678441 [patent_doc_number] => 20220191608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => METHODS AND DEVICES FOR RADIO FREQUENCY (RF) MITIGATION PROXIMATE THE EAR [patent_app_type] => utility [patent_app_number] => 17/683352 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17683352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/683352
Methods and devices for radio frequency (RF) mitigation proximate the ear Feb 28, 2022 Issued
Array ( [id] => 17678441 [patent_doc_number] => 20220191608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => METHODS AND DEVICES FOR RADIO FREQUENCY (RF) MITIGATION PROXIMATE THE EAR [patent_app_type] => utility [patent_app_number] => 17/683352 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17683352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/683352
Methods and devices for radio frequency (RF) mitigation proximate the ear Feb 28, 2022 Issued
Array ( [id] => 17812371 [patent_doc_number] => 20220264206 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => SOUND REPRODUCTION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/667677 [patent_app_country] => US [patent_app_date] => 2022-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4878 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17667677 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/667677
Sound reproduction system Feb 8, 2022 Issued
Array ( [id] => 17612330 [patent_doc_number] => 20220154609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => IMPROVED MUFFLER [patent_app_type] => utility [patent_app_number] => 17/592783 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6128 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17592783 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/592783
Muffler Feb 3, 2022 Issued
Array ( [id] => 19047917 [patent_doc_number] => 11937046 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Sound diffuser and diffusion method [patent_app_type] => utility [patent_app_number] => 17/590706 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2870 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17590706 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/590706
Sound diffuser and diffusion method Jan 31, 2022 Issued
Array ( [id] => 17777362 [patent_doc_number] => 20220243711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => ELECTRIC COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/585091 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6208 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17585091 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/585091
Electric compressor Jan 25, 2022 Issued
Array ( [id] => 19495386 [patent_doc_number] => 12114118 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Audio device housing [patent_app_type] => utility [patent_app_number] => 17/572178 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4257 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17572178 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572178
Audio device housing Jan 9, 2022 Issued
Array ( [id] => 18875264 [patent_doc_number] => 11863090 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Circuit for producing electrical energy [patent_app_type] => utility [patent_app_number] => 17/572249 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 5312 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17572249 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572249
Circuit for producing electrical energy Jan 9, 2022 Issued
Array ( [id] => 17734580 [patent_doc_number] => 20220220039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => OPEN-CELLED GYPSUM CORE, GYPSUM ACOUSTIC PANEL, AND METHOD FOR MAKING SAME [patent_app_type] => utility [patent_app_number] => 17/647400 [patent_app_country] => US [patent_app_date] => 2022-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17534 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17647400 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/647400
Open-celled gypsum core, gypsum acoustic panel, and method for making same Jan 6, 2022 Issued
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