Search

Tuan N. Nguyen

Examiner (ID: 17135, Phone: (571)272-4892 , Office: P/3754 )

Most Active Art Unit
2828
Art Unit(s)
2828, 3751, 3101, 3615, 3653, 3754, 3651, 2899
Total Applications
4809
Issued Applications
3658
Pending Applications
270
Abandoned Applications
901

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19182191 [patent_doc_number] => 11988776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Optical light emitter device and method [patent_app_type] => utility [patent_app_number] => 18/359477 [patent_app_country] => US [patent_app_date] => 2023-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3392 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18359477 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/359477
Optical light emitter device and method Jul 25, 2023 Issued
Array ( [id] => 19242317 [patent_doc_number] => 12012739 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Automatic toilet cleaner device [patent_app_type] => utility [patent_app_number] => 18/359393 [patent_app_country] => US [patent_app_date] => 2023-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 19 [patent_no_of_words] => 10471 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18359393 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/359393
Automatic toilet cleaner device Jul 25, 2023 Issued
Array ( [id] => 18923663 [patent_doc_number] => 20240026667 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => AUTOMATIC DRAINING DEVICE [patent_app_type] => utility [patent_app_number] => 18/225721 [patent_app_country] => US [patent_app_date] => 2023-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5502 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18225721 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/225721
AUTOMATIC DRAINING DEVICE Jul 24, 2023 Abandoned
Array ( [id] => 18927673 [patent_doc_number] => 20240030677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => SEMICONDUCTOR LASER [patent_app_type] => utility [patent_app_number] => 18/355572 [patent_app_country] => US [patent_app_date] => 2023-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6487 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18355572 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/355572
SEMICONDUCTOR LASER Jul 19, 2023 Pending
Array ( [id] => 20108698 [patent_doc_number] => 12359407 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Apparatus and method for installing deck mounted faucets [patent_app_type] => utility [patent_app_number] => 18/222988 [patent_app_country] => US [patent_app_date] => 2023-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 20 [patent_no_of_words] => 0 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18222988 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/222988
Apparatus and method for installing deck mounted faucets Jul 16, 2023 Issued
Array ( [id] => 19418985 [patent_doc_number] => 20240295108 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => PRESSURE-ASSISTED FLUSH WATER TANK [patent_app_type] => utility [patent_app_number] => 18/348356 [patent_app_country] => US [patent_app_date] => 2023-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2753 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18348356 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348356
Pressure-assisted flush water tank Jul 6, 2023 Issued
Array ( [id] => 18899144 [patent_doc_number] => 20240014629 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => LASER DIODE DRIVE CIRCUIT AND LIDAR [patent_app_type] => utility [patent_app_number] => 18/217607 [patent_app_country] => US [patent_app_date] => 2023-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7385 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18217607 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/217607
Laser diode drive circuit and LiDAR Jul 1, 2023 Issued
Array ( [id] => 20913043 [patent_doc_number] => 12709884 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-18 [patent_title] => Grey water rinse toilet [patent_app_type] => utility [patent_app_number] => 18/216242 [patent_app_country] => US [patent_app_date] => 2023-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5052 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18216242 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/216242
GREY WATER RINSE TOILET Jun 28, 2023 Pending
Array ( [id] => 20394228 [patent_doc_number] => 20250369703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => A DRAIN SYSTEM AND A SHOWER OR SHOWER CABIN [patent_app_type] => utility [patent_app_number] => 18/875922 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2300 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18875922 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/875922
A DRAIN SYSTEM AND A SHOWER OR SHOWER CABIN Jun 25, 2023 Pending
Array ( [id] => 18845210 [patent_doc_number] => 20230407614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => BODY WASTE CLEANING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/212130 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11480 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18212130 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/212130
Body waste cleaning system Jun 19, 2023 Issued
Array ( [id] => 18696939 [patent_doc_number] => 20230327395 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => SYSTEM AND APPARATUS FOR SEQUENTIAL TRANSIENT LIQUID PHASE BONDING [patent_app_type] => utility [patent_app_number] => 18/210770 [patent_app_country] => US [patent_app_date] => 2023-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18210770 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/210770
System and apparatus for sequential transient liquid phase bonding Jun 15, 2023 Issued
Array ( [id] => 19060542 [patent_doc_number] => 11939756 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-26 [patent_title] => Shower hair receptacle [patent_app_type] => utility [patent_app_number] => 18/334823 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4596 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18334823 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/334823
Shower hair receptacle Jun 13, 2023 Issued
Array ( [id] => 19410161 [patent_doc_number] => 12075952 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => Toilet [patent_app_type] => utility [patent_app_number] => 18/209135 [patent_app_country] => US [patent_app_date] => 2023-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 9553 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 345 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18209135 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/209135
Toilet Jun 12, 2023 Issued
Array ( [id] => 19918817 [patent_doc_number] => 12294199 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Systems using (3D) maps of at least a part of a body of a user [patent_app_type] => utility [patent_app_number] => 18/207810 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 53 [patent_no_of_words] => 9245 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18207810 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/207810
Systems using (3D) maps of at least a part of a body of a user Jun 8, 2023 Issued
Array ( [id] => 19900519 [patent_doc_number] => 12278462 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Apparatus for facial recognition [patent_app_type] => utility [patent_app_number] => 18/207838 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 47 [patent_no_of_words] => 7976 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18207838 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/207838
Apparatus for facial recognition Jun 8, 2023 Issued
Array ( [id] => 19926991 [patent_doc_number] => 12301291 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Systems for detecting gestures [patent_app_type] => utility [patent_app_number] => 18/207804 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 42 [patent_no_of_words] => 9227 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 330 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18207804 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/207804
Systems for detecting gestures Jun 8, 2023 Issued
Array ( [id] => 18693247 [patent_doc_number] => 20230323645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => SYSTEMS AND METHODS FOR DIVERTING WATER FROM A SHOWER HEAD AND DISTRIBUTING WITHIN A BATHTUB OR SHOWER BASIN [patent_app_type] => utility [patent_app_number] => 18/205852 [patent_app_country] => US [patent_app_date] => 2023-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2938 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18205852 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/205852
Systems and methods for diverting water from a shower head and distributing within a bathtub or shower basin Jun 4, 2023 Issued
Array ( [id] => 18661875 [patent_doc_number] => 20230307891 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => SEMICONDUCTOR LAYER STRUCTURE WITH A THIN BLOCKING LAYER [patent_app_type] => utility [patent_app_number] => 18/326465 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4037 [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] => 18326465 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/326465
Semiconductor layer structure with a thin blocking layer May 30, 2023 Issued
Array ( [id] => 20295462 [patent_doc_number] => 20250320705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => AUTOMATIC DRIVING UNIT FOR TOILET DRAIN VALVE AND DRAIN VALVE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/866104 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2164 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18866104 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/866104
AUTOMATIC DRIVING UNIT FOR TOILET DRAIN VALVE AND DRAIN VALVE ASSEMBLY May 29, 2023 Pending
Array ( [id] => 18656570 [patent_doc_number] => 20230302471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => AROMATIC FOG GENERATOR FOR BATHING ENVIRONMENTS [patent_app_type] => utility [patent_app_number] => 18/324054 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10221 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18324054 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/324054
Aromatic fog generator for bathing environments May 24, 2023 Issued
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