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] => 18452641 [patent_doc_number] => 20230193921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => COMPRESSOR WHEEL [patent_app_type] => utility [patent_app_number] => 17/897774 [patent_app_country] => US [patent_app_date] => 2022-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4075 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17897774 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/897774
Compressor wheel Aug 28, 2022 Issued
Array ( [id] => 19004081 [patent_doc_number] => 20240068152 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => LAUNDRY APPLIANCE HAVING AN ENCLOSED SUPPLEMENTAL HEAT EXCHANGE SPACE THAT SURROUNDS A ROTATING DRUM [patent_app_type] => utility [patent_app_number] => 17/894308 [patent_app_country] => US [patent_app_date] => 2022-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8720 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17894308 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/894308
LAUNDRY APPLIANCE HAVING AN ENCLOSED SUPPLEMENTAL HEAT EXCHANGE SPACE THAT SURROUNDS A ROTATING DRUM Aug 23, 2022 Pending
Array ( [id] => 18972762 [patent_doc_number] => 20240052854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => RADIAL COMPRESSOR WITH LEADING EDGE AIR INJECTION [patent_app_type] => utility [patent_app_number] => 17/885319 [patent_app_country] => US [patent_app_date] => 2022-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3366 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17885319 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/885319
Radial compressor with leading edge air injection Aug 9, 2022 Issued
Array ( [id] => 18980787 [patent_doc_number] => 11905949 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Controlling pressure on a journal bearing [patent_app_type] => utility [patent_app_number] => 17/873958 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5036 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 408 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17873958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/873958
Controlling pressure on a journal bearing Jul 25, 2022 Issued
Array ( [id] => 20318077 [patent_doc_number] => 12456632 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Substrate processing method and substrate processing apparatus [patent_app_type] => utility [patent_app_number] => 17/814267 [patent_app_country] => US [patent_app_date] => 2022-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3612 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 507 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17814267 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/814267
Substrate processing method and substrate processing apparatus Jul 21, 2022 Issued
Array ( [id] => 19013948 [patent_doc_number] => 11920872 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Gas turbine engine heat exchanger for annular flowpaths [patent_app_type] => utility [patent_app_number] => 17/854655 [patent_app_country] => US [patent_app_date] => 2022-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5306 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17854655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/854655
Gas turbine engine heat exchanger for annular flowpaths Jun 29, 2022 Issued
Array ( [id] => 17913970 [patent_doc_number] => 20220316365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => HEAT AND POWER COGENERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/807511 [patent_app_country] => US [patent_app_date] => 2022-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14980 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17807511 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/807511
HEAT AND POWER COGENERATION SYSTEM Jun 16, 2022 Pending
Array ( [id] => 19404478 [patent_doc_number] => 20240287989 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => GAS COMPRESSION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/572218 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6739 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18572218 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/572218
GAS COMPRESSION SYSTEM Jun 15, 2022 Pending
Array ( [id] => 18650264 [patent_doc_number] => 20230296097 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Modulated Compressor And Valve Assembly [patent_app_type] => utility [patent_app_number] => 17/835048 [patent_app_country] => US [patent_app_date] => 2022-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17835048 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/835048
Modulated Compressor And Valve Assembly Jun 7, 2022 Abandoned
Array ( [id] => 18818261 [patent_doc_number] => 20230392601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => FLUID PUMP WITH INTEGRATED COWLING AND DISCHARGE MUFFLER [patent_app_type] => utility [patent_app_number] => 17/834875 [patent_app_country] => US [patent_app_date] => 2022-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6514 [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] => 17834875 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/834875
Fluid pump with integrated cowling and discharge muffler Jun 6, 2022 Issued
Array ( [id] => 18932871 [patent_doc_number] => 11885279 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Monolithic heat-exchanger bodies [patent_app_type] => utility [patent_app_number] => 17/826699 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 35 [patent_no_of_words] => 36132 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17826699 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/826699
Monolithic heat-exchanger bodies May 26, 2022 Issued
Array ( [id] => 18335364 [patent_doc_number] => 20230127312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => NOVEL EFFICIENT POWER GENERATION DEVICE OF TIDE-WAVE ENERGY [patent_app_type] => utility [patent_app_number] => 17/752765 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1581 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17752765 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/752765
NOVEL EFFICIENT POWER GENERATION DEVICE OF TIDE-WAVE ENERGY May 23, 2022 Abandoned
Array ( [id] => 17830974 [patent_doc_number] => 20220268278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => COMPRESSOR AND REFRIGERATION DEVICE [patent_app_type] => utility [patent_app_number] => 17/744021 [patent_app_country] => US [patent_app_date] => 2022-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6797 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17744021 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/744021
COMPRESSOR AND REFRIGERATION DEVICE May 12, 2022 Pending
Array ( [id] => 18373649 [patent_doc_number] => 20230148725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => HAIR CARE APPLIANCE [patent_app_type] => utility [patent_app_number] => 17/737596 [patent_app_country] => US [patent_app_date] => 2022-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17737596 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/737596
HAIR CARE APPLIANCE May 4, 2022 Pending
Array ( [id] => 17960842 [patent_doc_number] => 20220341422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => CENTER CAMSHAFT SCROLL PUMP [patent_app_type] => utility [patent_app_number] => 17/728546 [patent_app_country] => US [patent_app_date] => 2022-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17728546 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/728546
CENTER CAMSHAFT SCROLL PUMP Apr 24, 2022 Abandoned
Array ( [id] => 18693192 [patent_doc_number] => 20230323589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => FAST SANITIZATION SYSTEM IN A DRYER APPLIANCE [patent_app_type] => utility [patent_app_number] => 17/716105 [patent_app_country] => US [patent_app_date] => 2022-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5133 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17716105 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/716105
FAST SANITIZATION SYSTEM IN A DRYER APPLIANCE Apr 7, 2022 Pending
Array ( [id] => 18545872 [patent_doc_number] => 11719217 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-08 [patent_title] => Multi-axial wave energy conversion device [patent_app_type] => utility [patent_app_number] => 17/714133 [patent_app_country] => US [patent_app_date] => 2022-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7953 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17714133 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/714133
Multi-axial wave energy conversion device Apr 4, 2022 Issued
Array ( [id] => 18676088 [patent_doc_number] => 20230313712 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => DIRECT-FIRED SUPERCRITICAL CARBON DIOXIDE POWER CYCLE THAT GENERATES POWER AND HYDROGEN [patent_app_type] => utility [patent_app_number] => 17/657472 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2450 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17657472 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/657472
Direct-fired supercritical carbon dioxide power cycle that generates power and hydrogen Mar 30, 2022 Issued
Array ( [id] => 17911467 [patent_doc_number] => 20220313862 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => SHOE CARE DEVICE [patent_app_type] => utility [patent_app_number] => 17/709992 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35425 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17709992 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/709992
SHOE CARE DEVICE Mar 30, 2022 Pending
Array ( [id] => 17897839 [patent_doc_number] => 20220307501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => ELECTRIC COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/701149 [patent_app_country] => US [patent_app_date] => 2022-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17701149 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/701149
Electric compressor Mar 21, 2022 Issued
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