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] => 17609161 [patent_doc_number] => 20220151440 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => INFANT BATHING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/526652 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6991 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17526652 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/526652
Infant bathing apparatus Nov 14, 2021 Issued
Array ( [id] => 17706220 [patent_doc_number] => 20220206226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => SEMICONDUCTOR OPTICAL DEVICE AND METHOD FOR MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 17/524634 [patent_app_country] => US [patent_app_date] => 2021-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6931 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17524634 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/524634
Semiconductor optical device and method for manufacturing the same Nov 10, 2021 Issued
Array ( [id] => 18365368 [patent_doc_number] => 20230146959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => Seat Protector [patent_app_type] => utility [patent_app_number] => 17/520879 [patent_app_country] => US [patent_app_date] => 2021-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5108 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17520879 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/520879
Seat protector Nov 7, 2021 Issued
Array ( [id] => 18888533 [patent_doc_number] => 11867300 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Water conservation faucets [patent_app_type] => utility [patent_app_number] => 17/521562 [patent_app_country] => US [patent_app_date] => 2021-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 22 [patent_no_of_words] => 6822 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 509 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17521562 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/521562
Water conservation faucets Nov 7, 2021 Issued
Array ( [id] => 18347436 [patent_doc_number] => 20230135546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => UNIVERSAL AND HEIGHT ADUSTABLE DRAIN ADAPTOR [patent_app_type] => utility [patent_app_number] => 17/517581 [patent_app_country] => US [patent_app_date] => 2021-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5098 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17517581 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/517581
Universal and height adjustable drain adaptor Nov 1, 2021 Issued
Array ( [id] => 17530380 [patent_doc_number] => 11303087 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-04-12 [patent_title] => Photonic crystal masers [patent_app_type] => utility [patent_app_number] => 17/514819 [patent_app_country] => US [patent_app_date] => 2021-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 24 [patent_no_of_words] => 16535 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17514819 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/514819
Photonic crystal masers Oct 28, 2021 Issued
Array ( [id] => 19843031 [patent_doc_number] => 12255435 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Laser projection module and terminal device [patent_app_type] => utility [patent_app_number] => 17/513786 [patent_app_country] => US [patent_app_date] => 2021-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2365 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17513786 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/513786
Laser projection module and terminal device Oct 27, 2021 Issued
Array ( [id] => 17400817 [patent_doc_number] => 20220042907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => COHERENT TERAHERTZ MAGNON LASER AND COHERENT TERAHERTZ COMMUNICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/509501 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17249 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 17509501 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/509501
COHERENT TERAHERTZ MAGNON LASER AND COHERENT TERAHERTZ COMMUNICATION SYSTEM Oct 24, 2021 Abandoned
Array ( [id] => 18412715 [patent_doc_number] => 11667246 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-06-06 [patent_title] => Roof-mounted cargo hold [patent_app_type] => utility [patent_app_number] => 17/508072 [patent_app_country] => US [patent_app_date] => 2021-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 3977 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17508072 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/508072
Roof-mounted cargo hold Oct 21, 2021 Issued
Array ( [id] => 18321181 [patent_doc_number] => 20230119309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => LASER DIODE DRIVE SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/505914 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17505914 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/505914
Laser diode drive systems Oct 19, 2021 Issued
Array ( [id] => 18818061 [patent_doc_number] => 20230392401 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => IMPROVED TOILET SYSTEM [patent_app_type] => utility [patent_app_number] => 18/032941 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2285 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18032941 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/032941
IMPROVED TOILET SYSTEM Oct 19, 2021 Abandoned
Array ( [id] => 18321469 [patent_doc_number] => 20230119597 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => DRAIN COVER FOR MAINTAINING WATER AT A PREDETERMINED HEIGHT [patent_app_type] => utility [patent_app_number] => 17/451258 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2668 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17451258 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/451258
DRAIN COVER FOR MAINTAINING WATER AT A PREDETERMINED HEIGHT Oct 17, 2021 Abandoned
Array ( [id] => 17386224 [patent_doc_number] => 20220034076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => VENTILATED TOILET [patent_app_type] => utility [patent_app_number] => 17/503669 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3696 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 440 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17503669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/503669
VENTILATED TOILET Oct 17, 2021 Abandoned
Array ( [id] => 17668779 [patent_doc_number] => 11362485 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-06-14 [patent_title] => Techniques for bonding multiple semiconductor lasers [patent_app_type] => utility [patent_app_number] => 17/502941 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 24 [patent_no_of_words] => 7812 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17502941 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/502941
Techniques for bonding multiple semiconductor lasers Oct 14, 2021 Issued
Array ( [id] => 19766250 [patent_doc_number] => 12224557 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Semiconductor optical device and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/501226 [patent_app_country] => US [patent_app_date] => 2021-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 44 [patent_no_of_words] => 6890 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [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] => 17501226 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/501226
Semiconductor optical device and method of manufacturing the same Oct 13, 2021 Issued
Array ( [id] => 17563681 [patent_doc_number] => 20220127830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => FAUCET HANDLE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/498850 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17498850 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/498850
Faucet handle assembly Oct 11, 2021 Issued
Array ( [id] => 17711881 [patent_doc_number] => 11375856 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-07-05 [patent_title] => Covertable bathub and shower assembly [patent_app_type] => utility [patent_app_number] => 17/499019 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 26 [patent_no_of_words] => 4440 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17499019 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/499019
Covertable bathub and shower assembly Oct 11, 2021 Issued
Array ( [id] => 18972528 [patent_doc_number] => 20240052620 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => OPEN-RIM TOILET WITH PORTS AND OPENINGS IN THE RIM AND A WIDER DISCHARGE CHANNEL ENTRANCE TO PREVENT BLOCKAGE BY WASTE [patent_app_type] => utility [patent_app_number] => 18/032925 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5176 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 437 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18032925 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/032925
Open-rim toilet with ports and openings in the rim and a wider discharge channel entrance to prevent blockage by waste Oct 11, 2021 Issued
Array ( [id] => 19428619 [patent_doc_number] => 12088058 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Cooling of a laser set [patent_app_type] => utility [patent_app_number] => 17/493876 [patent_app_country] => US [patent_app_date] => 2021-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7394 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17493876 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/493876
Cooling of a laser set Oct 4, 2021 Issued
Array ( [id] => 18707393 [patent_doc_number] => 20230329966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => AIR PASSAGE UNIT, AIR PASSAGE SYSTEM, POOL BODY, AND MASSAGING POOL [patent_app_type] => utility [patent_app_number] => 18/027147 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7461 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 18027147 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/027147
Air passage unit, air passage system, pool body, and massaging pool Sep 28, 2021 Issued
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