Search

Xiaoyun Xu

Examiner (ID: 15319, Phone: (571)270-5560 , Office: P/1797 )

Most Active Art Unit
1797
Art Unit(s)
1777, 1797
Total Applications
1450
Issued Applications
872
Pending Applications
99
Abandoned Applications
508

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20567139 [patent_doc_number] => 20260061057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => METHOD FOR GENERATING IMMUNOREGULATORY CELLS IN A BLOOD-DERIVED SAMPLE [patent_app_type] => utility [patent_app_number] => 19/383352 [patent_app_country] => US [patent_app_date] => 2025-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11997 [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] => 19383352 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/383352
METHOD FOR GENERATING IMMUNOREGULATORY CELLS IN A BLOOD-DERIVED SAMPLE Nov 6, 2025 Pending
Array ( [id] => 20293889 [patent_doc_number] => 20250319132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => Methods and compositions for improving the immune response against viral pathogens [patent_app_type] => utility [patent_app_number] => 19/180751 [patent_app_country] => US [patent_app_date] => 2025-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6149 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 19180751 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/180751
Methods and compositions for improving the immune response against viral pathogens Apr 15, 2025 Abandoned
Array ( [id] => 20212502 [patent_doc_number] => 12409136 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Exosome systems, products and methods [patent_app_type] => utility [patent_app_number] => 19/066279 [patent_app_country] => US [patent_app_date] => 2025-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2133 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19066279 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/066279
Exosome systems, products and methods Feb 27, 2025 Issued
Array ( [id] => 19989593 [patent_doc_number] => 20250127815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => BISPECIFIC CHIMERIC ANTIGEN RECEPTORS TARGETING CD20 AND BCMA [patent_app_type] => utility [patent_app_number] => 19/005160 [patent_app_country] => US [patent_app_date] => 2024-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17585 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 19005160 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/005160
Bispecific chimeric antigen receptors targeting CD20 and BCMA Dec 29, 2024 Issued
Array ( [id] => 19691300 [patent_doc_number] => 20250009845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => EXOSOMES FOR TARGET SPECIFIC DELIVERY AND METHODS FOR PREPARING AND DELIVERING THE SAME [patent_app_type] => utility [patent_app_number] => 18/887997 [patent_app_country] => US [patent_app_date] => 2024-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5552 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18887997 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/887997
Exosomes for target specific delivery and methods for preparing and delivering the same Sep 16, 2024 Issued
Array ( [id] => 19543377 [patent_doc_number] => 20240360413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => NK CELLS EXHIBITING AN ADAPTIVE PHENOTYPE AND METHODS FOR PREPARING AND FOR USING [patent_app_type] => utility [patent_app_number] => 18/755134 [patent_app_country] => US [patent_app_date] => 2024-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22109 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18755134 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/755134
NK CELLS EXHIBITING AN ADAPTIVE PHENOTYPE AND METHODS FOR PREPARING AND FOR USING Jun 25, 2024 Pending
Array ( [id] => 19615018 [patent_doc_number] => 20240400698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => ANTI-CHEMOKIN LIKE RECEPTOR 1 ANTIBODIES AND THEIR THERAPEUTIC APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/658406 [patent_app_country] => US [patent_app_date] => 2024-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32852 [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] => 18658406 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/658406
ANTI-CHEMOKIN LIKE RECEPTOR 1 ANTIBODIES AND THEIR THERAPEUTIC APPLICATIONS May 7, 2024 Pending
Array ( [id] => 19361102 [patent_doc_number] => 20240263136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => METHODS OF PREPARING AN ISOLATED POPULATION OF DENDRITIC CELLS AND METHODS OF TREATING CANCER USING SAME [patent_app_type] => utility [patent_app_number] => 18/623529 [patent_app_country] => US [patent_app_date] => 2024-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11949 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18623529 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/623529
METHODS OF PREPARING AN ISOLATED POPULATION OF DENDRITIC CELLS AND METHODS OF TREATING CANCER USING SAME Mar 31, 2024 Pending
Array ( [id] => 19233760 [patent_doc_number] => 20240190952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => IL-18 Binding Protein (IL-18BP) and Antibodies for Treating Inflammatory Diseases [patent_app_type] => utility [patent_app_number] => 18/436802 [patent_app_country] => US [patent_app_date] => 2024-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 54686 [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] => 18436802 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/436802
IL-18 Binding Protein (IL-18BP) and Antibodies for Treating Inflammatory Diseases Feb 7, 2024 Pending
Array ( [id] => 19658537 [patent_doc_number] => 20240425602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => COMPOSITIONS AND METHODS FOR INCREASING MUSCLE GROWTH [patent_app_type] => utility [patent_app_number] => 18/424004 [patent_app_country] => US [patent_app_date] => 2024-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 18424004 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/424004
COMPOSITIONS AND METHODS FOR INCREASING MUSCLE GROWTH Jan 25, 2024 Pending
Array ( [id] => 19263612 [patent_doc_number] => 20240207309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => CHIMERIC ANTIGEN RECEPTOR DENDRITIC CELL (CAR-DC) FOR TREATMENT OF CANCER [patent_app_type] => utility [patent_app_number] => 18/420382 [patent_app_country] => US [patent_app_date] => 2024-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18420382 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/420382
CHIMERIC ANTIGEN RECEPTOR DENDRITIC CELL (CAR-DC) FOR TREATMENT OF CANCER Jan 22, 2024 Pending
Array ( [id] => 20663695 [patent_doc_number] => 12605445 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Hematopoietic stem cells in combinatorial therapy with immune checkpoint inhibitors against cancer [patent_app_type] => utility [patent_app_number] => 18/412412 [patent_app_country] => US [patent_app_date] => 2024-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 14 [patent_no_of_words] => 14684 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18412412 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/412412
Hematopoietic stem cells in combinatorial therapy with immune checkpoint inhibitors against cancer Jan 11, 2024 Issued
Array ( [id] => 19263663 [patent_doc_number] => 20240207360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => EXOSOMES FOR TARGET SPECIFIC DELIVERY AND METHODS FOR PREPARING AND DELIVERING THE SAME [patent_app_type] => utility [patent_app_number] => 18/412403 [patent_app_country] => US [patent_app_date] => 2024-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5538 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18412403 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/412403
Exosomes for target specific delivery and methods for preparing and delivering the same Jan 11, 2024 Issued
Array ( [id] => 20608523 [patent_doc_number] => 12584114 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-24 [patent_title] => Compositions and methods for delivery of immune cells to treat un-resectable or non-resected tumor cells and tumor relapse [patent_app_type] => utility [patent_app_number] => 18/403553 [patent_app_country] => US [patent_app_date] => 2024-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 51 [patent_no_of_words] => 14576 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18403553 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/403553
Compositions and methods for delivery of immune cells to treat un-resectable or non-resected tumor cells and tumor relapse Jan 2, 2024 Issued
Array ( [id] => 19297720 [patent_doc_number] => 20240226286 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => ANTI-TUMOR COMPOSITIONS AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 18/391436 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4184 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18391436 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/391436
ANTI-TUMOR COMPOSITIONS AND USES THEREOF Dec 19, 2023 Abandoned
Array ( [id] => 19279958 [patent_doc_number] => 20240216431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => METHODS FOR EXPANSION OR DEPLETION OF T-REGULATORY CELLS [patent_app_type] => utility [patent_app_number] => 18/540207 [patent_app_country] => US [patent_app_date] => 2023-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17769 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18540207 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/540207
METHODS FOR EXPANSION OR DEPLETION OF T-REGULATORY CELLS Dec 13, 2023 Pending
Array ( [id] => 19556428 [patent_doc_number] => 20240368220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => IMMUNOGENIC WT-1 PEPTIDES AND METHODS OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/523490 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18523490 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/523490
IMMUNOGENIC WT-1 PEPTIDES AND METHODS OF USE THEREOF Nov 28, 2023 Pending
Array ( [id] => 19018929 [patent_doc_number] => 20240075100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => Compositions Containing Protein Loaded Exosome and Methods for Preparing and Delivering the Same [patent_app_type] => utility [patent_app_number] => 18/506575 [patent_app_country] => US [patent_app_date] => 2023-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25961 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 18506575 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/506575
Compositions Containing Protein Loaded Exosome and Methods for Preparing and Delivering the Same Nov 9, 2023 Pending
Array ( [id] => 19233790 [patent_doc_number] => 20240190982 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => COMBINATION THERAPIES COMPRISING AN ANTI-GITR ANTIBODY FOR TREATING CANCERS [patent_app_type] => utility [patent_app_number] => 18/386380 [patent_app_country] => US [patent_app_date] => 2023-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18386380 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/386380
COMBINATION THERAPIES COMPRISING AN ANTI-GITR ANTIBODY FOR TREATING CANCERS Nov 1, 2023 Pending
Array ( [id] => 19125715 [patent_doc_number] => 20240131068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => CAR-T CONSTRUCTS COMPRISING A NOVEL CD19 BINDER COMBINED WITH IL18 AND METHODS OF USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/381258 [patent_app_country] => US [patent_app_date] => 2023-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 63570 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18381258 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/381258
CAR-T CONSTRUCTS COMPRISING A NOVEL CD19 BINDER COMBINED WITH IL18 AND METHODS OF USING THE SAME Oct 17, 2023 Pending
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