
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |