Search

Shuwang Liu

Supervisory Patent Examiner (ID: 2746, Phone: (571)272-3036 , Office: P/2631 )

Most Active Art Unit
2634
Art Unit(s)
2634, 2734, 2611, 2631
Total Applications
568
Issued Applications
344
Pending Applications
179
Abandoned Applications
45

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20512019 [patent_doc_number] => 20260036120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-05 [patent_title] => FLUID END WITH THREADED DYNAMIC SECTION [patent_app_type] => utility [patent_app_number] => 19/358894 [patent_app_country] => US [patent_app_date] => 2025-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 54042 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 19358894 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/358894
FLUID END WITH THREADED DYNAMIC SECTION Oct 14, 2025 Pending
Array ( [id] => 20623080 [patent_doc_number] => 12590581 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Fluid end with threaded dynamic section [patent_app_type] => utility [patent_app_number] => 19/329798 [patent_app_country] => US [patent_app_date] => 2025-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 193 [patent_figures_cnt] => 295 [patent_no_of_words] => 51113 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19329798 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/329798
Fluid end with threaded dynamic section Sep 15, 2025 Issued
Array ( [id] => 20585974 [patent_doc_number] => 20260071566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-12 [patent_title] => Method and Device for Controlling a Secondary Air Mass Flow in a Secondary Air Supply of an Internal Combustion Engine [patent_app_type] => utility [patent_app_number] => 19/324993 [patent_app_country] => US [patent_app_date] => 2025-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19324993 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/324993
Method and Device for Controlling a Secondary Air Mass Flow in a Secondary Air Supply of an Internal Combustion Engine Sep 9, 2025 Pending
Array ( [id] => 20542676 [patent_doc_number] => 20260049566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-19 [patent_title] => TWO-STROKE EXHAUST MANIFOLD AND ASSOCIATED SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 19/297243 [patent_app_country] => US [patent_app_date] => 2025-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19297243 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/297243
TWO-STROKE EXHAUST MANIFOLD AND ASSOCIATED SYSTEMS AND METHODS Aug 11, 2025 Pending
Array ( [id] => 20519298 [patent_doc_number] => 20260043402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-12 [patent_title] => VANE PUMP WITH HYDROSTATIC PRESSURE PLATES [patent_app_type] => utility [patent_app_number] => 19/295089 [patent_app_country] => US [patent_app_date] => 2025-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19295089 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/295089
VANE PUMP WITH HYDROSTATIC PRESSURE PLATES Aug 7, 2025 Pending
Array ( [id] => 20364735 [patent_doc_number] => 20250354547 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-20 [patent_title] => FLUID END WITH THREADED DYNAMIC SECTION [patent_app_type] => utility [patent_app_number] => 19/291201 [patent_app_country] => US [patent_app_date] => 2025-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 43031 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19291201 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/291201
FLUID END WITH THREADED DYNAMIC SECTION Aug 4, 2025 Issued
Array ( [id] => 20542720 [patent_doc_number] => 20260049610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-19 [patent_title] => COMPRESSOR, ESPECIALLY SCREW COMPRESSOR, AND REFRIGERATION CIRCUIT WITH A COMPRESSOR [patent_app_type] => utility [patent_app_number] => 19/289822 [patent_app_country] => US [patent_app_date] => 2025-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2194 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19289822 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/289822
COMPRESSOR, ESPECIALLY SCREW COMPRESSOR, AND REFRIGERATION CIRCUIT WITH A COMPRESSOR Aug 3, 2025 Pending
Array ( [id] => 20393929 [patent_doc_number] => 20250369404 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => POWERTRAIN CONTROL DEVICE [patent_app_type] => utility [patent_app_number] => 19/221944 [patent_app_country] => US [patent_app_date] => 2025-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9470 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19221944 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/221944
POWERTRAIN CONTROL DEVICE May 28, 2025 Pending
Array ( [id] => 20473790 [patent_doc_number] => 20260016009 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => SCROLL VACUUM PUMP AND METHOD FOR PRODUCING A SCROLL VACUUM PUMP [patent_app_type] => utility [patent_app_number] => 19/220243 [patent_app_country] => US [patent_app_date] => 2025-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1174 [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] => 19220243 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/220243
SCROLL VACUUM PUMP AND METHOD FOR PRODUCING A SCROLL VACUUM PUMP May 27, 2025 Pending
Array ( [id] => 20393903 [patent_doc_number] => 20250369378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => EXHAUST GAS PURIFICATION DEVICE FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 19/218959 [patent_app_country] => US [patent_app_date] => 2025-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19218959 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/218959
EXHAUST GAS PURIFICATION DEVICE FOR INTERNAL COMBUSTION ENGINE May 26, 2025 Pending
Array ( [id] => 20379380 [patent_doc_number] => 20250361873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [patent_title] => FAN WHEEL FOR A MOTOR VEHICLE [patent_app_type] => utility [patent_app_number] => 19/218010 [patent_app_country] => US [patent_app_date] => 2025-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 19218010 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/218010
FAN WHEEL FOR A MOTOR VEHICLE May 22, 2025 Pending
Array ( [id] => 20350419 [patent_doc_number] => 20250347271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => INFLATOR PUMP AND ONE-WAY PISTON [patent_app_type] => utility [patent_app_number] => 19/203323 [patent_app_country] => US [patent_app_date] => 2025-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19203323 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/203323
INFLATOR PUMP AND ONE-WAY PISTON May 8, 2025 Pending
Array ( [id] => 20499473 [patent_doc_number] => 20260028931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-29 [patent_title] => ROTATING AND TELESCOPING EXHAUST FOR AIR HANDLING TRANSPORT [patent_app_type] => utility [patent_app_number] => 19/200598 [patent_app_country] => US [patent_app_date] => 2025-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19200598 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/200598
ROTATING AND TELESCOPING EXHAUST FOR AIR HANDLING TRANSPORT May 5, 2025 Pending
Array ( [id] => 20151087 [patent_doc_number] => 20250250925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => CONNECTION UNIT [patent_app_type] => utility [patent_app_number] => 19/188849 [patent_app_country] => US [patent_app_date] => 2025-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19188849 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/188849
CONNECTION UNIT Apr 23, 2025 Pending
Array ( [id] => 20165633 [patent_doc_number] => 20250257679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => EXHAUST CAPTURE DEVICES AND METHODS [patent_app_type] => utility [patent_app_number] => 19/178306 [patent_app_country] => US [patent_app_date] => 2025-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3669 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 19178306 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/178306
EXHAUST CAPTURE DEVICES AND METHODS Apr 13, 2025 Pending
Array ( [id] => 20094016 [patent_doc_number] => 20250223952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => Speed Regulating Apparatus, Plunger Pump, and Fracturing Device [patent_app_type] => utility [patent_app_number] => 19/089655 [patent_app_country] => US [patent_app_date] => 2025-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19089655 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/089655
Speed Regulating Apparatus, Plunger Pump, and Fracturing Device Mar 24, 2025 Pending
Array ( [id] => 20220535 [patent_doc_number] => 20250283466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => SCROLL COMPRESSOR AND AIR CONDITIONING DEVICE [patent_app_type] => utility [patent_app_number] => 19/073237 [patent_app_country] => US [patent_app_date] => 2025-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19073237 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/073237
SCROLL COMPRESSOR AND AIR CONDITIONING DEVICE Mar 6, 2025 Pending
Array ( [id] => 20467189 [patent_doc_number] => 12523224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Scroll compressor [patent_app_type] => utility [patent_app_number] => 19/068638 [patent_app_country] => US [patent_app_date] => 2025-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 4717 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 455 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19068638 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/068638
Scroll compressor Mar 2, 2025 Issued
Array ( [id] => 20634925 [patent_doc_number] => 12595796 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-07 [patent_title] => Method and control unit for operating a compressor [patent_app_type] => utility [patent_app_number] => 19/068496 [patent_app_country] => US [patent_app_date] => 2025-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19068496 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/068496
Method and control unit for operating a compressor Mar 2, 2025 Issued
Array ( [id] => 20248739 [patent_doc_number] => 20250297608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-25 [patent_title] => SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 19/068130 [patent_app_country] => US [patent_app_date] => 2025-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4735 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 438 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19068130 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/068130
SCROLL COMPRESSOR Mar 2, 2025 Pending
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