Search

Tuan N Nguyen

Examiner (ID: 4518, Phone: (571)272-4892 , Office: P/3754 )

Most Active Art Unit
2828
Art Unit(s)
3101, 2828, 3751, 3653, 3615, 3651, 3754, 2899
Total Applications
4762
Issued Applications
3630
Pending Applications
272
Abandoned Applications
892

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18469682 [patent_doc_number] => 20230203966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => USE OF EXTERNAL AIR FOR CLOSED CYCLE INVENTORY CONTROL [patent_app_type] => utility [patent_app_number] => 18/108101 [patent_app_country] => US [patent_app_date] => 2023-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34211 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18108101 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/108101
USE OF EXTERNAL AIR FOR CLOSED CYCLE INVENTORY CONTROL Feb 9, 2023 Abandoned
Array ( [id] => 19280837 [patent_doc_number] => 20240217311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => VEHICLE BASED ACCESSORY VENTILATION [patent_app_type] => utility [patent_app_number] => 18/105699 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6196 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105699 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105699
VEHICLE BASED ACCESSORY VENTILATION Feb 2, 2023 Pending
Array ( [id] => 19333393 [patent_doc_number] => 20240247823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => EXHAUST FAN [patent_app_type] => utility [patent_app_number] => 18/159061 [patent_app_country] => US [patent_app_date] => 2023-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4945 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18159061 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/159061
EXHAUST FAN Jan 23, 2023 Pending
Array ( [id] => 18940548 [patent_doc_number] => 20240035687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => VENTILATION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/099646 [patent_app_country] => US [patent_app_date] => 2023-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9087 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 482 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18099646 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/099646
VENTILATION APPARATUS Jan 19, 2023 Pending
Array ( [id] => 18551512 [patent_doc_number] => 20230249517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => AIR VENT APPARATUS FOR VEHICLE AND VEHICLE EQUIPPED WITH THE SAME [patent_app_type] => utility [patent_app_number] => 18/099440 [patent_app_country] => US [patent_app_date] => 2023-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7752 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18099440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/099440
AIR VENT APPARATUS FOR VEHICLE AND VEHICLE EQUIPPED WITH THE SAME Jan 19, 2023 Pending
Array ( [id] => 18605284 [patent_doc_number] => 11746740 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-05 [patent_title] => Utilizing hydrostatic and hydraulic pressure to generate energy, and associated systems, devices, and methods [patent_app_type] => utility [patent_app_number] => 18/153966 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 9230 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 361 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18153966 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/153966
Utilizing hydrostatic and hydraulic pressure to generate energy, and associated systems, devices, and methods Jan 11, 2023 Issued
Array ( [id] => 19319243 [patent_doc_number] => 20240240786 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => GAS BURNER ASSEMBLY AND COOKTOP APPLIANCE [patent_app_type] => utility [patent_app_number] => 18/096254 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7289 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096254 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096254
GAS BURNER ASSEMBLY AND COOKTOP APPLIANCE Jan 11, 2023 Pending
Array ( [id] => 19296790 [patent_doc_number] => 20240225354 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => RECONFIGURABLE BARBEQUE COOKER [patent_app_type] => utility [patent_app_number] => 18/094239 [patent_app_country] => US [patent_app_date] => 2023-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18094239 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/094239
RECONFIGURABLE BARBEQUE COOKER Jan 5, 2023 Pending
Array ( [id] => 18385029 [patent_doc_number] => 11655802 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-05-23 [patent_title] => Atmospheric energy recovery [patent_app_type] => utility [patent_app_number] => 18/150738 [patent_app_country] => US [patent_app_date] => 2023-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 12038 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18150738 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/150738
Atmospheric energy recovery Jan 4, 2023 Issued
Array ( [id] => 19801340 [patent_doc_number] => 20250067265 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/725264 [patent_app_country] => US [patent_app_date] => 2022-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18725264 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/725264
SCROLL COMPRESSOR Dec 29, 2022 Pending
Array ( [id] => 18483003 [patent_doc_number] => 20230210292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => HANGER DEVICE [patent_app_type] => utility [patent_app_number] => 18/086862 [patent_app_country] => US [patent_app_date] => 2022-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22507 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18086862 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/086862
HANGER DEVICE Dec 21, 2022 Pending
Array ( [id] => 18436846 [patent_doc_number] => 20230184140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => Thermal Energy Storage with Fluid Flow Insulation [patent_app_type] => utility [patent_app_number] => 18/068431 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 118457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18068431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/068431
Thermal energy storage with fluid flow insulation Dec 18, 2022 Issued
Array ( [id] => 19863198 [patent_doc_number] => 20250101984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => Oil-Free Air Compressor [patent_app_type] => utility [patent_app_number] => 18/730396 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6632 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18730396 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/730396
Oil-Free Air Compressor Dec 18, 2022 Pending
Array ( [id] => 18436846 [patent_doc_number] => 20230184140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => Thermal Energy Storage with Fluid Flow Insulation [patent_app_type] => utility [patent_app_number] => 18/068431 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 118457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18068431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/068431
Thermal energy storage with fluid flow insulation Dec 18, 2022 Issued
Array ( [id] => 18436846 [patent_doc_number] => 20230184140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => Thermal Energy Storage with Fluid Flow Insulation [patent_app_type] => utility [patent_app_number] => 18/068431 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 118457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18068431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/068431
Thermal energy storage with fluid flow insulation Dec 18, 2022 Issued
Array ( [id] => 18436846 [patent_doc_number] => 20230184140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => Thermal Energy Storage with Fluid Flow Insulation [patent_app_type] => utility [patent_app_number] => 18/068431 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 118457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18068431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/068431
Thermal energy storage with fluid flow insulation Dec 18, 2022 Issued
Array ( [id] => 18469932 [patent_doc_number] => 20230204217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => Parasol Heater [patent_app_type] => utility [patent_app_number] => 18/081831 [patent_app_country] => US [patent_app_date] => 2022-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18081831 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/081831
Parasol Heater Dec 14, 2022 Abandoned
Array ( [id] => 19916693 [patent_doc_number] => 12292052 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Compressor module and electric-motor-driven refrigerant compressor [patent_app_type] => utility [patent_app_number] => 18/080894 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 1095 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080894 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080894
Compressor module and electric-motor-driven refrigerant compressor Dec 13, 2022 Issued
Array ( [id] => 18452885 [patent_doc_number] => 20230194165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => RADIOFREQUENCY HEATING OF WOOD USING A THREE-ELECTRODE SYSTEM HAVING A WINGED CENTRAL ELECTRODE [patent_app_type] => utility [patent_app_number] => 18/081039 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8641 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18081039 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/081039
RADIOFREQUENCY HEATING OF WOOD USING A THREE-ELECTRODE SYSTEM HAVING A WINGED CENTRAL ELECTRODE Dec 13, 2022 Pending
Array ( [id] => 18514460 [patent_doc_number] => 20230230716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => NUCLEAR POWER PLANT AND TURBINE APPARATUS [patent_app_type] => utility [patent_app_number] => 18/080822 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3540 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080822 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080822
NUCLEAR POWER PLANT AND TURBINE APPARATUS Dec 13, 2022 Abandoned
Menu