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] => 17020998 [patent_doc_number] => 20210244869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => DIALYSIS SYSTEM AND METHODS [patent_app_type] => utility [patent_app_number] => 17/244672 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19097 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17244672 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244672
DIALYSIS SYSTEM AND METHODS Apr 28, 2021 Abandoned
Array ( [id] => 20465629 [patent_doc_number] => 12521659 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Nanoporous metal foam gas and fluid filters [patent_app_type] => utility [patent_app_number] => 17/244796 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 2134 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17244796 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244796
Nanoporous metal foam gas and fluid filters Apr 28, 2021 Issued
Array ( [id] => 17035246 [patent_doc_number] => 20210252204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => DIALYSIS SYSTEM AND METHODS [patent_app_type] => utility [patent_app_number] => 17/244684 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19097 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 17244684 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244684
DIALYSIS SYSTEM AND METHODS Apr 28, 2021 Abandoned
Array ( [id] => 18468564 [patent_doc_number] => 20230202845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => ABSORPTION COLUMN COMPRISING A FEED BOX HAVING A SERRATED WEIR AND A STRUCTURED PACKING AND PROCESS FOR THE PRODUCTION OF NITRIC ACID [patent_app_type] => utility [patent_app_number] => 17/919794 [patent_app_country] => US [patent_app_date] => 2021-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6505 [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] => 17919794 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/919794
ABSORPTION COLUMN COMPRISING A FEED BOX HAVING A SERRATED WEIR AND A STRUCTURED PACKING AND PROCESS FOR THE PRODUCTION OF NITRIC ACID Apr 27, 2021 Pending
Array ( [id] => 17169237 [patent_doc_number] => 20210322907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => MULTILAYER FILTER WITH ANTIMICROBIAL PROPERTIES AND USE THEREOF IN INDUSTRIAL FILTRATION APPLICATIONS AND PROTECTIVE MASKS [patent_app_type] => utility [patent_app_number] => 17/235467 [patent_app_country] => US [patent_app_date] => 2021-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10750 [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] => 17235467 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/235467
MULTILAYER FILTER WITH ANTIMICROBIAL PROPERTIES AND USE THEREOF IN INDUSTRIAL FILTRATION APPLICATIONS AND PROTECTIVE MASKS Apr 19, 2021 Abandoned
Array ( [id] => 18390214 [patent_doc_number] => 20230158432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => Air Filter Device and Filter Element for an Air Filter Device of a Motor Vehicle [patent_app_type] => utility [patent_app_number] => 17/920573 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7465 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17920573 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/920573
Air filter device and filter element for an air filter device of a motor vehicle Apr 13, 2021 Issued
Array ( [id] => 18281230 [patent_doc_number] => 20230096702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => Deaerating Device [patent_app_type] => utility [patent_app_number] => 17/801308 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3237 [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] => 17801308 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/801308
Deaerating device Mar 25, 2021 Issued
Array ( [id] => 17900750 [patent_doc_number] => 20220310412 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => GAS CIRCULATION STRUCTURE OF EQUIPMENT FRONT END MODULE (EFEM) [patent_app_type] => utility [patent_app_number] => 17/209237 [patent_app_country] => US [patent_app_date] => 2021-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17209237 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/209237
GAS CIRCULATION STRUCTURE OF EQUIPMENT FRONT END MODULE (EFEM) Mar 22, 2021 Abandoned
Array ( [id] => 16990598 [patent_doc_number] => 20210229018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => DUST COLLECTOR [patent_app_type] => utility [patent_app_number] => 17/205111 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4306 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17205111 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/205111
Dust collector Mar 17, 2021 Issued
Array ( [id] => 17140600 [patent_doc_number] => 20210308611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => FILTER ELEMENT, DUST COLLECTOR, AND METHODS [patent_app_type] => utility [patent_app_number] => 17/199754 [patent_app_country] => US [patent_app_date] => 2021-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12772 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 1 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17199754 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/199754
Filter element, dust collector, and methods Mar 11, 2021 Issued
Array ( [id] => 18182882 [patent_doc_number] => 20230043612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => VENTILATION COMPONENT [patent_app_type] => utility [patent_app_number] => 17/792633 [patent_app_country] => US [patent_app_date] => 2021-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17792633 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/792633
Ventilation component Jan 13, 2021 Issued
Array ( [id] => 18877905 [patent_doc_number] => 20240001274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => MODULAR RAPPING DUST REMOVER [patent_app_type] => utility [patent_app_number] => 18/038187 [patent_app_country] => US [patent_app_date] => 2020-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5484 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18038187 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/038187
MODULAR RAPPING DUST REMOVER Dec 23, 2020 Pending
Array ( [id] => 17686296 [patent_doc_number] => 20220193588 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => UNDULATED FILTER MEDIA [patent_app_type] => utility [patent_app_number] => 17/127822 [patent_app_country] => US [patent_app_date] => 2020-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 69312 [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] => 17127822 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/127822
UNDULATED FILTER MEDIA Dec 17, 2020 Abandoned
Array ( [id] => 18786722 [patent_doc_number] => 20230374894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => Subsea Composite Vessel [patent_app_type] => utility [patent_app_number] => 18/031327 [patent_app_country] => US [patent_app_date] => 2020-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4622 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18031327 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/031327
Subsea Composite Vessel Dec 15, 2020 Pending
Array ( [id] => 18141209 [patent_doc_number] => 20230015051 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => Filter Having Multiple Denier Fibers [patent_app_type] => utility [patent_app_number] => 17/757191 [patent_app_country] => US [patent_app_date] => 2020-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4799 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17757191 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/757191
Filter Having Multiple Denier Fibers Dec 9, 2020 Abandoned
Array ( [id] => 20385657 [patent_doc_number] => 12485368 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Agitating/defoaming apparatus [patent_app_type] => utility [patent_app_number] => 17/785721 [patent_app_country] => US [patent_app_date] => 2020-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17785721 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/785721
Agitating/defoaming apparatus Dec 7, 2020 Issued
Array ( [id] => 18091704 [patent_doc_number] => 20220410045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => THIOLATE SALT MELT ADDITIVES [patent_app_type] => utility [patent_app_number] => 17/777551 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17777551 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/777551
THIOLATE SALT MELT ADDITIVES Nov 23, 2020 Pending
Array ( [id] => 16838277 [patent_doc_number] => 20210146289 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => BAGHOUSE FILTER REVERSE PULSE CLEANING POSITION AND ACTIVATION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/951075 [patent_app_country] => US [patent_app_date] => 2020-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9491 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16951075 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/951075
BAGHOUSE FILTER REVERSE PULSE CLEANING POSITION AND ACTIVATION SYSTEM Nov 17, 2020 Abandoned
Array ( [id] => 16674258 [patent_doc_number] => 20210063021 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => FILTERS, MOUNTS AND METHODS OF MOUNTING FILTERS [patent_app_type] => utility [patent_app_number] => 16/950388 [patent_app_country] => US [patent_app_date] => 2020-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10968 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16950388 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/950388
FILTERS, MOUNTS AND METHODS OF MOUNTING FILTERS Nov 16, 2020 Pending
Array ( [id] => 16656439 [patent_doc_number] => 20210053075 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => Low Profile Dust Separator [patent_app_type] => utility [patent_app_number] => 17/088047 [patent_app_country] => US [patent_app_date] => 2020-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17088047 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/088047
Low Profile Dust Separator Nov 2, 2020 Pending
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