Search

Shawn X. Gu

Examiner (ID: 6023, Phone: (571)272-0703 , Office: P/2138 )

Most Active Art Unit
2138
Art Unit(s)
2138, 2189, 2188
Total Applications
1288
Issued Applications
1176
Pending Applications
48
Abandoned Applications
84

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18450026 [patent_doc_number] => 20230191303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => FILTER SYSTEMS WITH FILTER BAG ASSEMBLIES INCLUDING FILTER BAGS WITH RADIAL SEAL GASKETS [patent_app_type] => utility [patent_app_number] => 18/085308 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25151 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085308 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085308
FILTER SYSTEMS WITH FILTER BAG ASSEMBLIES INCLUDING FILTER BAGS WITH RADIAL SEAL GASKETS Dec 19, 2022 Pending
Array ( [id] => 18611236 [patent_doc_number] => 20230277967 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => AIR FILTER FOR HIGH-EFFICIENCY PM2.5 CAPTURE [patent_app_type] => utility [patent_app_number] => 18/069126 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17406 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18069126 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/069126
AIR FILTER FOR HIGH-EFFICIENCY PM2.5 CAPTURE Dec 19, 2022 Pending
Array ( [id] => 18738347 [patent_doc_number] => 20230347263 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => Oil Vacuum Stabilizer [patent_app_type] => utility [patent_app_number] => 18/063673 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063673 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063673
Oil Vacuum Stabilizer Dec 7, 2022 Abandoned
Array ( [id] => 18434748 [patent_doc_number] => 20230182042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => DEVICE AND METHOD FOR SEPARATING GAS BUBBLES FROM A LIQUID FLOW [patent_app_type] => utility [patent_app_number] => 17/993198 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3006 [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] => 17993198 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/993198
DEVICE AND METHOD FOR SEPARATING GAS BUBBLES FROM A LIQUID FLOW Nov 22, 2022 Pending
Array ( [id] => 18251270 [patent_doc_number] => 20230078309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => METHOD FOR DRYING SEPARATION MEMBRANE AND METHOD FOR PRODUCING SEPARATION MEMBRANE STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/056806 [patent_app_country] => US [patent_app_date] => 2022-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6232 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 18056806 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/056806
METHOD FOR DRYING SEPARATION MEMBRANE AND METHOD FOR PRODUCING SEPARATION MEMBRANE STRUCTURE Nov 17, 2022 Pending
Array ( [id] => 18404857 [patent_doc_number] => 20230166208 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => SYSTEM COMPRISING A CONNECTOR FOR COUPLING TO A FLUID FILTER ELEMENT, FLUID FILTER ELEMENT, AND PROCESS FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 17/981840 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17981840 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/981840
SYSTEM COMPRISING A CONNECTOR FOR COUPLING TO A FLUID FILTER ELEMENT, FLUID FILTER ELEMENT, AND PROCESS FOR PRODUCING SAME Nov 6, 2022 Pending
Array ( [id] => 18364078 [patent_doc_number] => 20230145669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => AIR FILTER ELEMENT AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 17/981888 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8224 [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] => 17981888 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/981888
AIR FILTER ELEMENT AND METHOD FOR PRODUCING SAME Nov 6, 2022 Pending
Array ( [id] => 18346277 [patent_doc_number] => 20230134387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => DEVICE FOR REDUCING CONTAMINATION OF HEAT EXCHANGE FINS [patent_app_type] => utility [patent_app_number] => 18/051537 [patent_app_country] => US [patent_app_date] => 2022-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2024 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18051537 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/051537
DEVICE FOR REDUCING CONTAMINATION OF HEAT EXCHANGE FINS Oct 31, 2022 Pending
Array ( [id] => 19381936 [patent_doc_number] => 20240271806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => VOLCANO TYPE AROMATHERAPY HUMIDIFIER [patent_app_type] => utility [patent_app_number] => 18/564702 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3015 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18564702 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/564702
VOLCANO TYPE AROMATHERAPY HUMIDIFIER Oct 19, 2022 Pending
Array ( [id] => 20120782 [patent_doc_number] => 20250235813 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => SYSTEMS AND PROCESSES FOR MAINTAINING CONTINUOUS CARBON DIOXIDE CAPTURE [patent_app_type] => utility [patent_app_number] => 18/697833 [patent_app_country] => US [patent_app_date] => 2022-10-18 [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] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18697833 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/697833
SYSTEMS AND PROCESSES FOR MAINTAINING CONTINUOUS CARBON DIOXIDE CAPTURE Oct 17, 2022 Pending
Array ( [id] => 18354228 [patent_doc_number] => 11642614 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-05-09 [patent_title] => Reusable activated carbon filter [patent_app_type] => utility [patent_app_number] => 17/964790 [patent_app_country] => US [patent_app_date] => 2022-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4683 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17964790 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/964790
Reusable activated carbon filter Oct 11, 2022 Issued
Array ( [id] => 18406240 [patent_doc_number] => 20230167591 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => ELECTROSPUN NANOFIBROUS POLYMER MEMBRANE FOR USE IN AIR FILTRATION APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/937445 [patent_app_country] => US [patent_app_date] => 2022-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7709 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17937445 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/937445
ELECTROSPUN NANOFIBROUS POLYMER MEMBRANE FOR USE IN AIR FILTRATION APPLICATIONS Sep 29, 2022 Pending
Array ( [id] => 19359692 [patent_doc_number] => 20240261726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => CARBON DIOXIDE GAS SEPARATION/CONCENTRATION DEVICE CAPABLE OF FEEDING CONDITIONED AIR [patent_app_type] => utility [patent_app_number] => 18/561566 [patent_app_country] => US [patent_app_date] => 2022-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13920 [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] => 18561566 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/561566
CARBON DIOXIDE GAS SEPARATION/CONCENTRATION DEVICE CAPABLE OF FEEDING CONDITIONED AIR Sep 27, 2022 Pending
Array ( [id] => 20437698 [patent_doc_number] => 12508522 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Deaeration tank [patent_app_type] => utility [patent_app_number] => 17/945288 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 2198 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17945288 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/945288
Deaeration tank Sep 14, 2022 Issued
Array ( [id] => 18107417 [patent_doc_number] => 20230000297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => VACUUM FILTER BAG WITH SILVER-IMPREGNATED LAYER FOR ANTIMICROBIAL ACTION [patent_app_type] => utility [patent_app_number] => 17/942151 [patent_app_country] => US [patent_app_date] => 2022-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3939 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17942151 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/942151
VACUUM FILTER BAG WITH SILVER-IMPREGNATED LAYER FOR ANTIMICROBIAL ACTION Sep 10, 2022 Abandoned
Array ( [id] => 18239255 [patent_doc_number] => 20230071566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => Process Gas Treatment Device and Method for Treating Process Gas [patent_app_type] => utility [patent_app_number] => 17/940707 [patent_app_country] => US [patent_app_date] => 2022-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9480 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17940707 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/940707
Process Gas Treatment Device and Method for Treating Process Gas Sep 7, 2022 Pending
Array ( [id] => 19570746 [patent_doc_number] => 20240375038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => METHOD OF REDUCING DIMETHYL ETHER FORMATION DURING A REGENERATION CYCLE [patent_app_type] => utility [patent_app_number] => 18/690420 [patent_app_country] => US [patent_app_date] => 2022-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9557 [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] => 18690420 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/690420
METHOD OF REDUCING DIMETHYL ETHER FORMATION DURING A REGENERATION CYCLE Sep 7, 2022 Pending
Array ( [id] => 18269635 [patent_doc_number] => 20230090877 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => MODULAR HIGH-EFFICIENCY PARTICULATE AIR FILTRATION SYSTEM FOR MAINTAINING NEGATIVE PRESSURE IN AN ISOLATED INDOOR SPACE [patent_app_type] => utility [patent_app_number] => 17/901910 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8671 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17901910 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/901910
MODULAR HIGH-EFFICIENCY PARTICULATE AIR FILTRATION SYSTEM FOR MAINTAINING NEGATIVE PRESSURE IN AN ISOLATED INDOOR SPACE Sep 1, 2022 Abandoned
Array ( [id] => 18229602 [patent_doc_number] => 20230068596 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => PORTABLE GAS WATER MAKER BASED ON PELTIER THERMOELECTRIC EFFECT, AND WATER-MAKING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/893204 [patent_app_country] => US [patent_app_date] => 2022-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2442 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 390 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17893204 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/893204
PORTABLE GAS WATER MAKER BASED ON PELTIER THERMOELECTRIC EFFECT, AND WATER-MAKING METHOD THEREOF Aug 22, 2022 Abandoned
Array ( [id] => 19527068 [patent_doc_number] => 20240350970 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => SEPARATION FUNCTIONAL LAYER, SEPARATION MEMBRANE, AND METHOD FOR MANUFACTURING SEPARATION FUNCTIONAL LAYER [patent_app_type] => utility [patent_app_number] => 18/689376 [patent_app_country] => US [patent_app_date] => 2022-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16163 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18689376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/689376
SEPARATION FUNCTIONAL LAYER, SEPARATION MEMBRANE, AND METHOD FOR MANUFACTURING SEPARATION FUNCTIONAL LAYER Aug 21, 2022 Pending
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