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] => 19923084 [patent_doc_number] => 12297355 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Hybrid crosslinked polymer membrane [patent_app_type] => utility [patent_app_number] => 17/700621 [patent_app_country] => US [patent_app_date] => 2022-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 20 [patent_no_of_words] => 3039 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17700621 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/700621
Hybrid crosslinked polymer membrane Mar 21, 2022 Issued
Array ( [id] => 18648244 [patent_doc_number] => 20230294028 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Apparatus and Method for Enhanced Filtration Utilizing Electric Fields and Filter Media with Conductive Polymeric Coatings [patent_app_type] => utility [patent_app_number] => 17/699391 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17699391 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/699391
Apparatus and Method for Enhanced Filtration Utilizing Electric Fields and Filter Media with Conductive Polymeric Coatings Mar 20, 2022 Abandoned
Array ( [id] => 17703279 [patent_doc_number] => 20220203285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => PARTICULATE CAPTURING DEVICE AND IMAGE FORMING DEVICE [patent_app_type] => utility [patent_app_number] => 17/698058 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8923 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17698058 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/698058
PARTICULATE CAPTURING DEVICE AND IMAGE FORMING DEVICE Mar 17, 2022 Pending
Array ( [id] => 17703271 [patent_doc_number] => 20220203277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => PARTICLE CAPTURING DEVICE AND IMAGE FORMING DEVICE [patent_app_type] => utility [patent_app_number] => 17/698382 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17698382 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/698382
PARTICLE CAPTURING DEVICE AND IMAGE FORMING DEVICE Mar 17, 2022 Pending
Array ( [id] => 18648243 [patent_doc_number] => 20230294027 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => FILTER TRACK SYSTEM FOR HVAC SYSTEM [patent_app_type] => utility [patent_app_number] => 17/696722 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17696722 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/696722
FILTER TRACK SYSTEM FOR HVAC SYSTEM Mar 15, 2022 Pending
Array ( [id] => 19126111 [patent_doc_number] => 20240131464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => AN AIR FILTER ASSEMBLY AND A METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/548500 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3446 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18548500 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/548500
AN AIR FILTER ASSEMBLY AND A METHOD THEREOF Mar 14, 2022 Pending
Array ( [id] => 18650451 [patent_doc_number] => 20230296284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => INTEGRATED VENTILATION REGISTER FILTER [patent_app_type] => utility [patent_app_number] => 17/695547 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17695547 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/695547
Integrated ventilation register filter Mar 14, 2022 Issued
Array ( [id] => 17828880 [patent_doc_number] => 20220266184 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => Filter Element, Element Frame of a Filter Element, Filter Bellows of a Filter Element, Filter Housing, and Filter [patent_app_type] => utility [patent_app_number] => 17/693537 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 468 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17693537 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/693537
Filter element, element frame of a filter element, filter bellows of a filter element, filter housing, and filter Mar 13, 2022 Issued
Array ( [id] => 18629200 [patent_doc_number] => 20230288080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => AIR PURIFIER AND FILTER STRUCTURE THEREOF [patent_app_type] => utility [patent_app_number] => 17/694569 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1732 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17694569 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/694569
AIR PURIFIER AND FILTER STRUCTURE THEREOF Mar 13, 2022 Abandoned
Array ( [id] => 17881569 [patent_doc_number] => 20220297046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => FOLDABLE FILTER BAGS, FILTER BAG SUPPORT ASSEMBLIES, AND FILTER BAG ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 17/694471 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26947 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17694471 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/694471
FOLDABLE FILTER BAGS, FILTER BAG SUPPORT ASSEMBLIES, AND FILTER BAG ASSEMBLIES Mar 13, 2022 Pending
Array ( [id] => 19126111 [patent_doc_number] => 20240131464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => AN AIR FILTER ASSEMBLY AND A METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/548500 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3446 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18548500 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/548500
AN AIR FILTER ASSEMBLY AND A METHOD THEREOF Mar 13, 2022 Pending
Array ( [id] => 19201760 [patent_doc_number] => 20240173659 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => FILTER MATERIAL FOR AIR FILTER AND PRODUCTION METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/551881 [patent_app_country] => US [patent_app_date] => 2022-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18551881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/551881
FILTER MATERIAL FOR AIR FILTER AND PRODUCTION METHOD THEREFOR Mar 8, 2022 Pending
Array ( [id] => 17655819 [patent_doc_number] => 20220176284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => AIR FILTER MEDIUM AND AIR FILTER PRODUCT [patent_app_type] => utility [patent_app_number] => 17/680948 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8202 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17680948 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/680948
AIR FILTER MEDIUM AND AIR FILTER PRODUCT Feb 24, 2022 Abandoned
Array ( [id] => 17959412 [patent_doc_number] => 20220339992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => IN-CAR AIR POLLUTION PREVENTION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/677150 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 361 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17677150 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/677150
IN-CAR AIR POLLUTION PREVENTION SYSTEM Feb 21, 2022 Abandoned
Array ( [id] => 19111623 [patent_doc_number] => 20240123373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => LOW PRESSURE DEGASSING DEVICE [patent_app_type] => utility [patent_app_number] => 18/277406 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19635 [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] => 18277406 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277406
LOW PRESSURE DEGASSING DEVICE Feb 21, 2022 Pending
Array ( [id] => 17828882 [patent_doc_number] => 20220266186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => APPARATUS AND METHOD FOR HANDLING AIRBORNE SUBSTANCES AND/OR A MULTILAYERED STRUCTURAL MEMBER [patent_app_type] => utility [patent_app_number] => 17/676953 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17676953 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/676953
APPARATUS AND METHOD FOR HANDLING AIRBORNE SUBSTANCES AND/OR A MULTILAYERED STRUCTURAL MEMBER Feb 21, 2022 Abandoned
Array ( [id] => 17775367 [patent_doc_number] => 20220241716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => FILTER ELEMENT FOR PULSE CLEANING AND METHODS [patent_app_type] => utility [patent_app_number] => 17/672076 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5247 [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] => 17672076 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/672076
FILTER ELEMENT FOR PULSE CLEANING AND METHODS Feb 14, 2022 Abandoned
Array ( [id] => 17806257 [patent_doc_number] => 20220258092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => SYSTEMS AND METHODS FOR PNEUMATIC CLEANING OF AN EXTRACTION SYSTEM FILTER [patent_app_type] => utility [patent_app_number] => 17/668817 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7202 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17668817 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/668817
SYSTEMS AND METHODS FOR PNEUMATIC CLEANING OF AN EXTRACTION SYSTEM FILTER Feb 9, 2022 Pending
Array ( [id] => 18536449 [patent_doc_number] => 20230241538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => MIST AND VAPOR ELIMINATING FILTER, DEVICE, SYSTEM AND METHOD OF USE [patent_app_type] => utility [patent_app_number] => 17/592021 [patent_app_country] => US [patent_app_date] => 2022-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8770 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17592021 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/592021
MIST AND VAPOR ELIMINATING FILTER, DEVICE, SYSTEM AND METHOD OF USE Feb 2, 2022 Abandoned
Array ( [id] => 17790905 [patent_doc_number] => 20220249996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => FILTER, RESPIRATOR, AND METHOD FOR MANUFACTURING FILTER [patent_app_type] => utility [patent_app_number] => 17/649466 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649466 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649466
FILTER, RESPIRATOR, AND METHOD FOR MANUFACTURING FILTER Jan 30, 2022 Pending
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