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] => 18342179 [patent_doc_number] => 11639656 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-05-02 [patent_title] => Natural gas capture from a well stream [patent_app_type] => utility [patent_app_number] => 17/821048 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 13651 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17821048 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/821048
Natural gas capture from a well stream Aug 18, 2022 Issued
Array ( [id] => 19513035 [patent_doc_number] => 20240344721 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => WICK CARTRIDGE FOR AN EVAPORATIVE HUMIDIFIER [patent_app_type] => utility [patent_app_number] => 18/292999 [patent_app_country] => US [patent_app_date] => 2022-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11849 [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] => 18292999 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/292999
WICK CARTRIDGE FOR AN EVAPORATIVE HUMIDIFIER Aug 4, 2022 Pending
Array ( [id] => 20271029 [patent_doc_number] => 12440795 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Secondary filter element and filter system [patent_app_type] => utility [patent_app_number] => 17/869266 [patent_app_country] => US [patent_app_date] => 2022-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 369 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17869266 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/869266
Secondary filter element and filter system Jul 19, 2022 Issued
Array ( [id] => 19579006 [patent_doc_number] => 12145091 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Composite filtering medium and method for production thereof [patent_app_type] => utility [patent_app_number] => 18/563882 [patent_app_country] => US [patent_app_date] => 2022-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5083 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18563882 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/563882
Composite filtering medium and method for production thereof Jul 13, 2022 Issued
Array ( [id] => 18091711 [patent_doc_number] => 20220410052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => CHANNELIZED METAL SUBSTRATE TO ENHANCE INACTIVATION OF MICROBES [patent_app_type] => utility [patent_app_number] => 17/852747 [patent_app_country] => US [patent_app_date] => 2022-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8959 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 17852747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/852747
CHANNELIZED METAL SUBSTRATE TO ENHANCE INACTIVATION OF MICROBES Jun 28, 2022 Pending
Array ( [id] => 18843104 [patent_doc_number] => 20230405508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => AIR FILTER CLEANING DEVICE [patent_app_type] => utility [patent_app_number] => 17/844683 [patent_app_country] => US [patent_app_date] => 2022-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17844683 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/844683
AIR FILTER CLEANING DEVICE Jun 19, 2022 Abandoned
Array ( [id] => 18019443 [patent_doc_number] => 20220370942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => FILTER CLEANER AND AIR-PROCESSING APPARATUS INCLUDING FILTER CLEANER [patent_app_type] => utility [patent_app_number] => 17/742706 [patent_app_country] => US [patent_app_date] => 2022-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10866 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17742706 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/742706
Filter cleaner and air-processing apparatus including filter cleaner May 11, 2022 Issued
Array ( [id] => 17981574 [patent_doc_number] => 20220347610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => QUANTITATIVE DISORDER ANALYSIS AND PARTICLE REMOVAL EFFICIENCY OF FIBER-BASED FILTER MEDIA [patent_app_type] => utility [patent_app_number] => 17/735788 [patent_app_country] => US [patent_app_date] => 2022-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6205 [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] => 17735788 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/735788
Quantitative disorder analysis and particle removal efficiency of fiber-based filter media May 2, 2022 Issued
Array ( [id] => 19543989 [patent_doc_number] => 20240361025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => AIR PURIFIER [patent_app_type] => utility [patent_app_number] => 18/287846 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6540 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 18287846 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/287846
AIR PURIFIER Apr 27, 2022 Pending
Array ( [id] => 17791002 [patent_doc_number] => 20220250093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => LOW PROFILE DUST SEPARATOR [patent_app_type] => utility [patent_app_number] => 17/732037 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11448 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17732037 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/732037
LOW PROFILE DUST SEPARATOR Apr 27, 2022 Pending
Array ( [id] => 17895755 [patent_doc_number] => 20220305417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => ANTI-MICROBIAL, ANTI-ALLERGENIC BIO-FUNCTIONAL AIR FILTER MEDIUM AND AIR FILTER ELEMENT [patent_app_type] => utility [patent_app_number] => 17/725816 [patent_app_country] => US [patent_app_date] => 2022-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6631 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 346 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17725816 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/725816
ANTI-MICROBIAL, ANTI-ALLERGENIC BIO-FUNCTIONAL AIR FILTER MEDIUM AND AIR FILTER ELEMENT Apr 20, 2022 Abandoned
Array ( [id] => 18708001 [patent_doc_number] => 20230330585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => HIGH EFFICIENCY FILTER MEDIA [patent_app_type] => utility [patent_app_number] => 17/720908 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 61455 [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] => 17720908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720908
HIGH EFFICIENCY FILTER MEDIA Apr 13, 2022 Pending
Array ( [id] => 19247299 [patent_doc_number] => 20240198284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => HUMIDITY CONTROL DEVICE AND METHOD OF MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 18/555352 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14119 [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] => 18555352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/555352
HUMIDITY CONTROL DEVICE AND METHOD OF MANUFACTURING THE SAME Apr 13, 2022 Pending
Array ( [id] => 19247313 [patent_doc_number] => 20240198298 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => MICRO BUBBLE GENERATION METHOD AND GENERATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/286632 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11758 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18286632 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/286632
MICRO BUBBLE GENERATION METHOD AND GENERATION DEVICE Apr 12, 2022 Pending
Array ( [id] => 20107924 [patent_doc_number] => 12358628 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Dehumidifier quilt systems and methods [patent_app_type] => utility [patent_app_number] => 17/717852 [patent_app_country] => US [patent_app_date] => 2022-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17717852 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/717852
Dehumidifier quilt systems and methods Apr 10, 2022 Issued
Array ( [id] => 17928759 [patent_doc_number] => 20220323884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => AIR-DIRT SEPARATOR WITH DEGASSER UNIT [patent_app_type] => utility [patent_app_number] => 17/715910 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2418 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17715910 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/715910
Air-dirt separator with degasser unit Apr 6, 2022 Issued
Array ( [id] => 18675446 [patent_doc_number] => 20230313051 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => SYSTEMS AND METHODS TO USE STEAM TO BREAK EMULSIONS IN CRUDE [patent_app_type] => utility [patent_app_number] => 17/712624 [patent_app_country] => US [patent_app_date] => 2022-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2963 [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] => 17712624 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/712624
SYSTEMS AND METHODS TO USE STEAM TO BREAK EMULSIONS IN CRUDE Apr 3, 2022 Abandoned
Array ( [id] => 18954068 [patent_doc_number] => 20240042395 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => PATTERNED POROUS MATERIAL SURFACES [patent_app_type] => utility [patent_app_number] => 18/266496 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18194 [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] => 18266496 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/266496
PATTERNED POROUS MATERIAL SURFACES Mar 31, 2022 Pending
Array ( [id] => 17913081 [patent_doc_number] => 20220315476 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => FIBERGLASS FILTER ELEMENT CONTAINING ZINC OXIDE-BASED COMPOSITE NANOPARTICLES AND METHOD FOR PRODUCING THE SAME [patent_app_type] => utility [patent_app_number] => 17/710397 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5316 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17710397 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/710397
FIBERGLASS FILTER ELEMENT CONTAINING ZINC OXIDE-BASED COMPOSITE NANOPARTICLES AND METHOD FOR PRODUCING THE SAME Mar 30, 2022 Pending
Array ( [id] => 17719250 [patent_doc_number] => 20220211969 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => APPARATUS FOR TREATING A RESPIRATORY DISORDER IN A PATIENT [patent_app_type] => utility [patent_app_number] => 17/704188 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11973 [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] => 17704188 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/704188
Apparatus for treating a respiratory disorder in a patient Mar 24, 2022 Issued
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