Search

Xuan Lan T. Nguyen

Examiner (ID: 6163, Phone: (571)272-7121 , Office: P/3657 )

Most Active Art Unit
3657
Art Unit(s)
3683, 3616, 3613, 3657
Total Applications
1428
Issued Applications
910
Pending Applications
27
Abandoned Applications
494

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19143163 [patent_doc_number] => 20240142020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => MONITORING AN OPERATING CONDITION OF AN HVAC FLOW REGULATOR [patent_app_type] => utility [patent_app_number] => 18/410395 [patent_app_country] => US [patent_app_date] => 2024-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18410395 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/410395
MONITORING AN OPERATING CONDITION OF AN HVAC FLOW REGULATOR Jan 10, 2024 Pending
Array ( [id] => 20596244 [patent_doc_number] => 12579967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-17 [patent_title] => Interference deterrent systems and methods [patent_app_type] => utility [patent_app_number] => 18/400342 [patent_app_country] => US [patent_app_date] => 2023-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1109 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18400342 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/400342
Interference deterrent systems and methods Dec 28, 2023 Issued
Array ( [id] => 20202378 [patent_doc_number] => 12405155 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Method for measuring vibration of mechanical wave transducers using laser doppler method [patent_app_type] => utility [patent_app_number] => 18/397243 [patent_app_country] => US [patent_app_date] => 2023-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18397243 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/397243
Method for measuring vibration of mechanical wave transducers using laser doppler method Dec 26, 2023 Issued
Array ( [id] => 19222409 [patent_doc_number] => 20240187113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => Receiving Apparatus [patent_app_type] => utility [patent_app_number] => 18/542340 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18542340 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/542340
Receiving apparatus Dec 14, 2023 Issued
Array ( [id] => 19122025 [patent_doc_number] => 11966001 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-23 [patent_title] => Calculation method, storage medium and device for seabed reflection coefficient of point source elastic wave [patent_app_type] => utility [patent_app_number] => 18/541058 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 2494 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18541058 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/541058
Calculation method, storage medium and device for seabed reflection coefficient of point source elastic wave Dec 14, 2023 Issued
Array ( [id] => 20051464 [patent_doc_number] => 20250189686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => Architecture For Distributed Acoustic Sensing Interrogation For Sensor Deployment [patent_app_type] => utility [patent_app_number] => 18/532942 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8157 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18532942 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/532942
Architecture for distributed acoustic sensing interrogation for sensor deployment Dec 6, 2023 Issued
Array ( [id] => 20460495 [patent_doc_number] => 20260009920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-08 [patent_title] => SYSTEM AND METHOD FOR SEISMIC SURVEY DESIGN [patent_app_type] => utility [patent_app_number] => 19/123780 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7665 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19123780 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/123780
SYSTEM AND METHOD FOR SEISMIC SURVEY DESIGN Dec 6, 2023 Pending
Array ( [id] => 20037039 [patent_doc_number] => 20250175261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => SYSTEM AND METHOD FOR TARGETED COMMUNICATION [patent_app_type] => utility [patent_app_number] => 18/521874 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3441 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18521874 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/521874
SYSTEM AND METHOD FOR TARGETED COMMUNICATION Nov 27, 2023 Pending
Array ( [id] => 19933093 [patent_doc_number] => 12306296 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Acoustic doppler system and method [patent_app_type] => utility [patent_app_number] => 18/387234 [patent_app_country] => US [patent_app_date] => 2023-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 32 [patent_no_of_words] => 6578 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18387234 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/387234
Acoustic doppler system and method Nov 5, 2023 Issued
Array ( [id] => 20174532 [patent_doc_number] => 12393277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Features of airborne ultrasonic fields [patent_app_type] => utility [patent_app_number] => 18/496002 [patent_app_country] => US [patent_app_date] => 2023-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 39 [patent_no_of_words] => 22058 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18496002 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/496002
Features of airborne ultrasonic fields Oct 26, 2023 Issued
Array ( [id] => 19128722 [patent_doc_number] => 20240134075 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => METHOD, DEVICE AND COMPUTER DEVICE FOR DECOUPLING ANISOTROPIC ELASTIC WAVE [patent_app_type] => utility [patent_app_number] => 18/492896 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11969 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18492896 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/492896
Method, device and computer device for decoupling anisotropic elastic wave Oct 23, 2023 Issued
Array ( [id] => 19128722 [patent_doc_number] => 20240134075 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => METHOD, DEVICE AND COMPUTER DEVICE FOR DECOUPLING ANISOTROPIC ELASTIC WAVE [patent_app_type] => utility [patent_app_number] => 18/492896 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11969 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18492896 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/492896
Method, device and computer device for decoupling anisotropic elastic wave Oct 23, 2023 Issued
Array ( [id] => 19927343 [patent_doc_number] => 12301646 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Transmitting data using audio transmissions and quadrature amplitude modulation and associated equalization strategies [patent_app_type] => utility [patent_app_number] => 18/381863 [patent_app_country] => US [patent_app_date] => 2023-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 16944 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18381863 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/381863
Transmitting data using audio transmissions and quadrature amplitude modulation and associated equalization strategies Oct 18, 2023 Issued
Array ( [id] => 19458624 [patent_doc_number] => 12099109 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Location determination using acoustic models [patent_app_type] => utility [patent_app_number] => 18/380940 [patent_app_country] => US [patent_app_date] => 2023-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 15890 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18380940 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/380940
Location determination using acoustic models Oct 16, 2023 Issued
Array ( [id] => 19128645 [patent_doc_number] => 20240133998 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => SYSTEM AND METHOD FOR DETERMINING A DISTANCE BETWEEN NETWORKED ELECTRONIC DEVICES EACH COMPRISING A LOUDSPEAKER AND A MICROPHONE [patent_app_type] => utility [patent_app_number] => 18/481562 [patent_app_country] => US [patent_app_date] => 2023-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18481562 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/481562
System and method for determining a distance between networked electronic devices each comprising a loudspeaker and a microphone Oct 4, 2023 Issued
Array ( [id] => 19101784 [patent_doc_number] => 20240121012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => CONTACTLESS IN-PERSON TRANSACTION VIA HIGH FREQUENCY SOUND [patent_app_type] => utility [patent_app_number] => 18/376775 [patent_app_country] => US [patent_app_date] => 2023-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10293 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18376775 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/376775
CONTACTLESS IN-PERSON TRANSACTION VIA HIGH FREQUENCY SOUND Oct 3, 2023 Pending
Array ( [id] => 19117905 [patent_doc_number] => 20240129655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => Acoustic Transducer Mounts [patent_app_type] => utility [patent_app_number] => 18/481000 [patent_app_country] => US [patent_app_date] => 2023-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18481000 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/481000
Acoustic Transducer Mounts Oct 3, 2023 Pending
Array ( [id] => 19892972 [patent_doc_number] => 20250118284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => MULTI-LAYER PHASE MODULATION ACOUSTIC LENS [patent_app_type] => utility [patent_app_number] => 18/480602 [patent_app_country] => US [patent_app_date] => 2023-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6367 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18480602 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/480602
MULTI-LAYER PHASE MODULATION ACOUSTIC LENS Oct 3, 2023 Pending
Array ( [id] => 19595317 [patent_doc_number] => 12153155 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Mobile device based control device locator [patent_app_type] => utility [patent_app_number] => 18/474099 [patent_app_country] => US [patent_app_date] => 2023-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 13061 [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] => 18474099 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/474099
Mobile device based control device locator Sep 24, 2023 Issued
Array ( [id] => 20345773 [patent_doc_number] => 12469508 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Information exchange on mobile devices using audio [patent_app_type] => utility [patent_app_number] => 18/467912 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4888 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18467912 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/467912
Information exchange on mobile devices using audio Sep 14, 2023 Issued
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