Search

Lei Yao

Examiner (ID: 12775, Phone: (571)272-3112 , Office: P/1642 )

Most Active Art Unit
1642
Art Unit(s)
1642
Total Applications
1328
Issued Applications
662
Pending Applications
127
Abandoned Applications
552

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20694259 [patent_doc_number] => 20260125665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-05-07 [patent_title] => TARGETING AND LYSING MICROTHROMBI ASSOCIATED WITH ABERRANT BLOOD CLOTTING [patent_app_type] => utility [patent_app_number] => 19/371058 [patent_app_country] => US [patent_app_date] => 2025-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3409 [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] => 19371058 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/371058
TARGETING AND LYSING MICROTHROMBI ASSOCIATED WITH ABERRANT BLOOD CLOTTING Oct 27, 2025 Pending
Array ( [id] => 20426606 [patent_doc_number] => 20250388693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => Subcutaneous Formulations Of Anti-CD38 Antibodies And Their Uses [patent_app_type] => utility [patent_app_number] => 19/311965 [patent_app_country] => US [patent_app_date] => 2025-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19431 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19311965 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/311965
Subcutaneous formulations of anti-CD38 antibodies and their uses Aug 26, 2025 Issued
Array ( [id] => 20302675 [patent_doc_number] => 12448654 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Compositions and methods for detecting pancreatic cancer [patent_app_type] => utility [patent_app_number] => 18/749771 [patent_app_country] => US [patent_app_date] => 2024-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 45 [patent_no_of_words] => 11463 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18749771 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/749771
Compositions and methods for detecting pancreatic cancer Jun 20, 2024 Issued
Array ( [id] => 19550951 [patent_doc_number] => 12134647 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Binding molecules [patent_app_type] => utility [patent_app_number] => 18/405910 [patent_app_country] => US [patent_app_date] => 2024-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 8 [patent_no_of_words] => 32814 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18405910 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/405910
Binding molecules Jan 4, 2024 Issued
Array ( [id] => 19300062 [patent_doc_number] => 20240228631 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => Tetravalent FZD and WNT Co-receptor Binding Antibody Molecules and Uses Thereof [patent_app_type] => utility [patent_app_number] => 18/501589 [patent_app_country] => US [patent_app_date] => 2023-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18501589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/501589
Tetravalent FZD and WNT Co-receptor Binding Antibody Molecules and Uses Thereof Nov 2, 2023 Abandoned
Array ( [id] => 19300062 [patent_doc_number] => 20240228631 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => Tetravalent FZD and WNT Co-receptor Binding Antibody Molecules and Uses Thereof [patent_app_type] => utility [patent_app_number] => 18/501589 [patent_app_country] => US [patent_app_date] => 2023-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18501589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/501589
Tetravalent FZD and WNT Co-receptor Binding Antibody Molecules and Uses Thereof Nov 1, 2023 Abandoned
Array ( [id] => 20526032 [patent_doc_number] => 12544451 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Intracellular delivery compositions [patent_app_type] => utility [patent_app_number] => 18/381344 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 74 [patent_no_of_words] => 30272 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18381344 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/381344
Intracellular delivery compositions Oct 17, 2023 Issued
Array ( [id] => 18692616 [patent_doc_number] => 20230322931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => Bifunctional Proteins Combining Checkpoint Blockade for Targeted Therapy [patent_app_type] => utility [patent_app_number] => 18/214160 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18214160 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/214160
Bifunctional Proteins Combining Checkpoint Blockade for Targeted Therapy Jun 25, 2023 Pending
Array ( [id] => 19003660 [patent_doc_number] => 20240067731 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => MICA/B ANTIBODIES AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 18/327566 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18327566 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327566
MICA/B ANTIBODIES AND METHODS OF USE May 31, 2023 Pending
Array ( [id] => 18739635 [patent_doc_number] => 20230348597 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => SARS-COV-2 THERAPIES [patent_app_type] => utility [patent_app_number] => 18/182934 [patent_app_country] => US [patent_app_date] => 2023-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13193 [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] => 18182934 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/182934
SARS-COV-2 THERAPIES Mar 12, 2023 Pending
Array ( [id] => 19173790 [patent_doc_number] => 20240159764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => COMPOSITIONS AND METHODS FOR SELECTIVE CAPTURE, PURIFICATION, RELEASE AND ISOLATION OF SINGLE CELLS [patent_app_type] => utility [patent_app_number] => 18/165425 [patent_app_country] => US [patent_app_date] => 2023-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15913 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18165425 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/165425
COMPOSITIONS AND METHODS FOR SELECTIVE CAPTURE, PURIFICATION, RELEASE AND ISOLATION OF SINGLE CELLS Feb 6, 2023 Pending
Array ( [id] => 18510064 [patent_doc_number] => 20230226162 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => A*03 RESTRICTED PEPTIDES FOR USE IN IMMUNOTHERAPY AGAINST CANCERS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/160420 [patent_app_country] => US [patent_app_date] => 2023-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34991 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18160420 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/160420
A*03 RESTRICTED PEPTIDES FOR USE IN IMMUNOTHERAPY AGAINST CANCERS AND RELATED METHODS Jan 26, 2023 Abandoned
Array ( [id] => 18612380 [patent_doc_number] => 20230279112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => METHODS OF TREATING CANCER USING ANTIBODIES AND MOLECULES THAT BIND TO BTN1A1 OR BTN1A1-LIGANDS [patent_app_type] => utility [patent_app_number] => 18/066879 [patent_app_country] => US [patent_app_date] => 2022-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 61370 [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] => 18066879 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/066879
METHODS OF TREATING CANCER USING ANTIBODIES AND MOLECULES THAT BIND TO BTN1A1 OR BTN1A1-LIGANDS Dec 14, 2022 Pending
Array ( [id] => 18808663 [patent_doc_number] => 20230382997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => ANTIGEN-BINDING PROTEINS TARGETING SHARED ANTIGENS [patent_app_type] => utility [patent_app_number] => 18/065223 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 138384 [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] => 18065223 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/065223
ANTIGEN-BINDING PROTEINS TARGETING SHARED ANTIGENS Dec 12, 2022 Pending
Array ( [id] => 18725882 [patent_doc_number] => 20230340116 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => THERAPEUTIC AND DIAGNOSTIC METHODS RELATING TO CANCER STEM CELLS [patent_app_type] => utility [patent_app_number] => 18/063367 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18063367 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063367
THERAPEUTIC AND DIAGNOSTIC METHODS RELATING TO CANCER STEM CELLS Dec 7, 2022 Pending
Array ( [id] => 18392679 [patent_doc_number] => 20230160899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => USE OF TENASCIN-C AS AN EXTRACELLULAR MARKER OF TUMOR-DERIVED MICROPARTICLES [patent_app_type] => utility [patent_app_number] => 18/060455 [patent_app_country] => US [patent_app_date] => 2022-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26579 [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] => 18060455 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/060455
Use of Tenascin-C as an extracellular marker of tumor-derived microparticles Nov 29, 2022 Issued
Array ( [id] => 18626773 [patent_doc_number] => 20230285580 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => ANTI-IL-13RALPHA2 CONJUGATES [patent_app_type] => utility [patent_app_number] => 18/056082 [patent_app_country] => US [patent_app_date] => 2022-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13065 [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] => 18056082 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/056082
ANTI-IL-13RALPHA2 CONJUGATES Nov 15, 2022 Pending
Array ( [id] => 18612379 [patent_doc_number] => 20230279111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => MODIFIED J-CHAIN [patent_app_type] => utility [patent_app_number] => 18/052388 [patent_app_country] => US [patent_app_date] => 2022-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17019 [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] => 18052388 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/052388
MODIFIED J-CHAIN Nov 2, 2022 Pending
Array ( [id] => 18738030 [patent_doc_number] => 20230346938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => CHIMERIC ANTIGEN RECEPTORS TARGETING CD19 AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/049151 [patent_app_country] => US [patent_app_date] => 2022-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33874 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -52 [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] => 18049151 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/049151
CHIMERIC ANTIGEN RECEPTORS TARGETING CD19 AND USE THEREOF Oct 23, 2022 Pending
Array ( [id] => 18676808 [patent_doc_number] => 20230314441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => DIAGNOSIS AND TREATMENT OF CANCER [patent_app_type] => utility [patent_app_number] => 18/046619 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16724 [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] => 18046619 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046619
DIAGNOSIS AND TREATMENT OF CANCER Oct 13, 2022 Pending
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