
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20302969
[patent_doc_number] => 12448953
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-21
[patent_title] => Solar energy directed to a cylinder containing a propeller used to generate electricity
[patent_app_type] => utility
[patent_app_number] => 19/072242
[patent_app_country] => US
[patent_app_date] => 2025-03-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 17
[patent_no_of_words] => 0
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 187
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19072242
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/072242 | Solar energy directed to a cylinder containing a propeller used to generate electricity | Mar 5, 2025 | Issued |
Array
(
[id] => 19801336
[patent_doc_number] => 20250067261
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-02-27
[patent_title] => MOTOR-DRIVEN COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 18/802441
[patent_app_country] => US
[patent_app_date] => 2024-08-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12506
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -4
[patent_words_short_claim] => 383
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18802441
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/802441 | MOTOR-DRIVEN COMPRESSOR | Aug 12, 2024 | Abandoned |
Array
(
[id] => 19615878
[patent_doc_number] => 20240401558
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-12-05
[patent_title] => UTILIZING HYDROSTATIC AND HYDRAULIC PRESSURE TO GENERATE ENERGY, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS
[patent_app_type] => utility
[patent_app_number] => 18/800471
[patent_app_country] => US
[patent_app_date] => 2024-08-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 23075
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[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] => 18800471
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/800471 | Utilizing hydrostatic and hydraulic pressure to generate energy, and associated systems, devices, and methods | Aug 11, 2024 | Issued |
Array
(
[id] => 19770817
[patent_doc_number] => 20250052243
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-02-13
[patent_title] => SCROLL DEVICE WITH PARALLEL PATH COOLING
[patent_app_type] => utility
[patent_app_number] => 18/799646
[patent_app_country] => US
[patent_app_date] => 2024-08-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10740
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 161
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18799646
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/799646 | SCROLL DEVICE WITH PARALLEL PATH COOLING | Aug 8, 2024 | Pending |
Array
(
[id] => 19615913
[patent_doc_number] => 20240401593
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-12-05
[patent_title] => SCROLL COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 18/799356
[patent_app_country] => US
[patent_app_date] => 2024-08-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 23399
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -21
[patent_words_short_claim] => 255
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18799356
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/799356 | SCROLL COMPRESSOR | Aug 8, 2024 | Pending |
Array
(
[id] => 19770813
[patent_doc_number] => 20250052239
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-02-13
[patent_title] => COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 18/780527
[patent_app_country] => US
[patent_app_date] => 2024-07-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5036
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -28
[patent_words_short_claim] => 162
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18780527
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/780527 | Compressor | Jul 22, 2024 | Issued |
Array
(
[id] => 19543782
[patent_doc_number] => 20240360818
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-31
[patent_title] => TEMPERATURE DIFFERENTIAL ENGINE
[patent_app_type] => utility
[patent_app_number] => 18/764796
[patent_app_country] => US
[patent_app_date] => 2024-07-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 19034
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 218
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18764796
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/764796 | TEMPERATURE DIFFERENTIAL ENGINE | Jul 4, 2024 | Pending |
Array
(
[id] => 19433581
[patent_doc_number] => 20240302079
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-12
[patent_title] => GROUNDWATER ENHANCED GEOTHERMAL HEAT PUMP
[patent_app_type] => utility
[patent_app_number] => 18/667318
[patent_app_country] => US
[patent_app_date] => 2024-05-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7312
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18667318
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/667318 | GROUNDWATER ENHANCED GEOTHERMAL HEAT PUMP | May 16, 2024 | Pending |
Array
(
[id] => 19333214
[patent_doc_number] => 20240247644
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-07-25
[patent_title] => Solar Energy Directed to a Cylinder Containing a Propeller Used to Generate Electricity
[patent_app_type] => utility
[patent_app_number] => 18/587674
[patent_app_country] => US
[patent_app_date] => 2024-02-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2946
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -10
[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] => 18587674
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/587674 | Solar energy directed to a cylinder containing a propeller used to generate electricity | Feb 25, 2024 | Issued |
Array
(
[id] => 19404446
[patent_doc_number] => 20240287957
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-29
[patent_title] => FLUID DISPLACEMENT ENERGY STORAGE SYSTEMS AND PROCESSES TO ENABLE PRESSURE EQUILIBRIZED SUBSEA TANK
[patent_app_type] => utility
[patent_app_number] => 18/585981
[patent_app_country] => US
[patent_app_date] => 2024-02-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 67737
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -26
[patent_words_short_claim] => 165
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585981
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/585981 | FLUID DISPLACEMENT ENERGY STORAGE SYSTEMS AND PROCESSES TO ENABLE PRESSURE EQUILIBRIZED SUBSEA TANK | Feb 22, 2024 | Pending |
Array
(
[id] => 19702186
[patent_doc_number] => 12196203
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-01-14
[patent_title] => Scroll compressor and refrigeration device
[patent_app_type] => utility
[patent_app_number] => 18/584759
[patent_app_country] => US
[patent_app_date] => 2024-02-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 5126
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 254
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18584759
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/584759 | Scroll compressor and refrigeration device | Feb 21, 2024 | Issued |
Array
(
[id] => 19218652
[patent_doc_number] => 20240183356
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-06
[patent_title] => BEARING AND UNLOADER ASSEMBLY FOR COMPRESSORS
[patent_app_type] => utility
[patent_app_number] => 18/438026
[patent_app_country] => US
[patent_app_date] => 2024-02-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6419
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18438026
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/438026 | BEARING AND UNLOADER ASSEMBLY FOR COMPRESSORS | Feb 8, 2024 | Issued |
Array
(
[id] => 19173227
[patent_doc_number] => 20240159201
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-16
[patent_title] => MONOLITHIC HEAT-EXCHANGER BODIES
[patent_app_type] => utility
[patent_app_number] => 18/423553
[patent_app_country] => US
[patent_app_date] => 2024-01-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 36145
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[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] => 18423553
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/423553 | MONOLITHIC HEAT-EXCHANGER BODIES | Jan 25, 2024 | Pending |
Array
(
[id] => 19319063
[patent_doc_number] => 20240240606
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-07-18
[patent_title] => UTILIZING HYDROSTATIC AND HYDRAULIC PRESSURE TO GENERATE ENERGY, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS
[patent_app_type] => utility
[patent_app_number] => 18/409722
[patent_app_country] => US
[patent_app_date] => 2024-01-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 22872
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18409722
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/409722 | Utilizing hydrostatic and hydraulic pressure to generate energy, and associated systems, devices, and methods | Jan 9, 2024 | Issued |
Array
(
[id] => 19496002
[patent_doc_number] => 20240335020
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-10
[patent_title] => HIGH-SPEED HAIR DRYER WITH LOW NOISE AND HIGH AIR PRESSURE
[patent_app_type] => utility
[patent_app_number] => 18/404914
[patent_app_country] => US
[patent_app_date] => 2024-01-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5377
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 117
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18404914
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/404914 | HIGH-SPEED HAIR DRYER WITH LOW NOISE AND HIGH AIR PRESSURE | Jan 4, 2024 | Pending |
Array
(
[id] => 19021611
[patent_doc_number] => 20240077782
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-07
[patent_title] => Shape Memory Alloy Actuators And Methods Thereof
[patent_app_type] => utility
[patent_app_number] => 18/389321
[patent_app_country] => US
[patent_app_date] => 2023-11-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11853
[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] => 18389321
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/389321 | Shape Memory Alloy Actuators And Methods Thereof | Nov 13, 2023 | Pending |
Array
(
[id] => 19013633
[patent_doc_number] => 11920554
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2024-03-05
[patent_title] => Buoyancy power generator and buoyancy power generation method
[patent_app_type] => utility
[patent_app_number] => 18/479826
[patent_app_country] => US
[patent_app_date] => 2023-10-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 6200
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 132
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18479826
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/479826 | Buoyancy power generator and buoyancy power generation method | Oct 2, 2023 | Issued |
Array
(
[id] => 19863191
[patent_doc_number] => 20250101977
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-03-27
[patent_title] => KIDNEY PORT CONFIGURATIONS IN PORT PLATES FOR BALANCED VANES
[patent_app_type] => utility
[patent_app_number] => 18/371770
[patent_app_country] => US
[patent_app_date] => 2023-09-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3706
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[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] => 18371770
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/371770 | KIDNEY PORT CONFIGURATIONS IN PORT PLATES FOR BALANCED VANES | Sep 21, 2023 | Abandoned |
Array
(
[id] => 20256692
[patent_doc_number] => 12429036
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-09-30
[patent_title] => Hybrid power generation system
[patent_app_type] => utility
[patent_app_number] => 18/451247
[patent_app_country] => US
[patent_app_date] => 2023-08-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 13
[patent_no_of_words] => 12480
[patent_no_of_claims] => 27
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 328
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18451247
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/451247 | Hybrid power generation system | Aug 16, 2023 | Issued |
Array
(
[id] => 20387111
[patent_doc_number] => 12486832
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-12-02
[patent_title] => Solar power generation system
[patent_app_type] => utility
[patent_app_number] => 18/451235
[patent_app_country] => US
[patent_app_date] => 2023-08-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 10495
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 338
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18451235
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/451235 | SOLAR POWER GENERATION SYSTEM | Aug 16, 2023 | Issued |