Search

Nancy J. Leith

Examiner (ID: 17546, Phone: (313)446-4874 , Office: P/1636 )

Most Active Art Unit
1636
Art Unit(s)
1636, 1805, 1815, 1941, 1811
Total Applications
1477
Issued Applications
1013
Pending Applications
187
Abandoned Applications
292

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18939909 [patent_doc_number] => 20240035048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => DELIVERY, ENGINEERING AND OPTIMIZATION OF SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION AND THERAPEUTIC APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/217352 [patent_app_country] => US [patent_app_date] => 2023-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 110321 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 18217352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/217352
DELIVERY, ENGINEERING AND OPTIMIZATION OF SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION AND THERAPEUTIC APPLICATIONS Jun 29, 2023 Pending
Array ( [id] => 20548992 [patent_doc_number] => 12559774 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => CRISPR enzymes and systems [patent_app_type] => utility [patent_app_number] => 18/345935 [patent_app_country] => US [patent_app_date] => 2023-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 66 [patent_figures_cnt] => 58 [patent_no_of_words] => 216909 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18345935 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/345935
CRISPR enzymes and systems Jun 29, 2023 Issued
Array ( [id] => 18831137 [patent_doc_number] => 20230399662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => DELIVERY, ENGINEERING AND OPTIMIZATION OF SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION AND THERAPEUTIC APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/217357 [patent_app_country] => US [patent_app_date] => 2023-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 110182 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18217357 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/217357
DELIVERY, ENGINEERING AND OPTIMIZATION OF SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION AND THERAPEUTIC APPLICATIONS Jun 29, 2023 Pending
Array ( [id] => 20414337 [patent_doc_number] => 12497610 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Functional genomics using CRISPR-CAS systems for saturating mutagenesis of non-coding elements, compositions, methods, libraries and applications thereof [patent_app_type] => utility [patent_app_number] => 18/345958 [patent_app_country] => US [patent_app_date] => 2023-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 102 [patent_figures_cnt] => 189 [patent_no_of_words] => 47005 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18345958 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/345958
Functional genomics using CRISPR-CAS systems for saturating mutagenesis of non-coding elements, compositions, methods, libraries and applications thereof Jun 29, 2023 Issued
Array ( [id] => 18903033 [patent_doc_number] => 20240018518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => TUNING CASCADE ASSAY KINETICS VIA MOLECULAR DESIGN [patent_app_type] => utility [patent_app_number] => 18/208262 [patent_app_country] => US [patent_app_date] => 2023-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30472 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 419 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18208262 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/208262
Tuning cascade assay kinetics via molecular design Jun 9, 2023 Issued
Array ( [id] => 18628555 [patent_doc_number] => 20230287423 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => TUNING CASCADE ASSAY KINETICS VIA MOLECULAR DESIGN [patent_app_type] => utility [patent_app_number] => 18/204329 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30254 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18204329 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/204329
Tuning cascade assay kinetics via molecular design May 30, 2023 Issued
Array ( [id] => 18597601 [patent_doc_number] => 20230272398 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => POLYPEPTIDES USEFUL FOR GENE EDITING AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 18/316698 [patent_app_country] => US [patent_app_date] => 2023-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 58141 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 18316698 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/316698
Polypeptides useful for gene editing and methods of use May 11, 2023 Issued
Array ( [id] => 18786421 [patent_doc_number] => 20230374527 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => CRISPR-CAS COMPONENT SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION [patent_app_type] => utility [patent_app_number] => 18/134317 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 50676 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18134317 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/134317
CRISPR-CAS COMPONENT SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION Apr 12, 2023 Pending
Array ( [id] => 18726238 [patent_doc_number] => 20230340505 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => CRISPR-CAS COMPONENT SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION [patent_app_type] => utility [patent_app_number] => 18/128122 [patent_app_country] => US [patent_app_date] => 2023-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 50764 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128122 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128122
CRISPR-CAS COMPONENT SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION Mar 28, 2023 Pending
Array ( [id] => 19884349 [patent_doc_number] => 12270043 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Compositions and methods for targeting, editing, or modifying genes [patent_app_type] => utility [patent_app_number] => 18/189201 [patent_app_country] => US [patent_app_date] => 2023-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 73977 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18189201 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/189201
Compositions and methods for targeting, editing, or modifying genes Mar 22, 2023 Issued
Array ( [id] => 19311813 [patent_doc_number] => 12037616 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Methods and compositions for treating angiopoietin-like 3 (ANGPTL3) related conditions [patent_app_type] => utility [patent_app_number] => 18/176197 [patent_app_country] => US [patent_app_date] => 2023-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 57 [patent_figures_cnt] => 73 [patent_no_of_words] => 41337 [patent_no_of_claims] => 20 [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] => 18176197 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/176197
Methods and compositions for treating angiopoietin-like 3 (ANGPTL3) related conditions Feb 27, 2023 Issued
Array ( [id] => 18567442 [patent_doc_number] => 20230257775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => CANCER IMMUNOTHERAPY BY DELIVERING CLASS II MHC ANTIGENS USING A VLP-REPLICON [patent_app_type] => utility [patent_app_number] => 18/174013 [patent_app_country] => US [patent_app_date] => 2023-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10819 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18174013 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/174013
Cancer immunotherapy by delivering class II MHC antigens using a VLP-replicon Feb 23, 2023 Issued
Array ( [id] => 19218209 [patent_doc_number] => 20240182913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => CRISPR-CAS COMPONENT SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION [patent_app_type] => utility [patent_app_number] => 18/109550 [patent_app_country] => US [patent_app_date] => 2023-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 51003 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 18109550 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/109550
CRISPR-CAS COMPONENT SYSTEMS, METHODS AND COMPOSITIONS FOR SEQUENCE MANIPULATION Feb 13, 2023 Pending
Array ( [id] => 18724405 [patent_doc_number] => 20230338557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => ENHANCED DNA DENDRIMERS AND METHODS OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/166688 [patent_app_country] => US [patent_app_date] => 2023-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19171 [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] => 18166688 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/166688
ENHANCED DNA DENDRIMERS AND METHODS OF USE THEREOF Feb 8, 2023 Pending
Array ( [id] => 19135785 [patent_doc_number] => 11970716 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-30 [patent_title] => Transcriptional control in prokaryotic cells using DNA-binding repressors [patent_app_type] => utility [patent_app_number] => 18/154299 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 24477 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18154299 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/154299
Transcriptional control in prokaryotic cells using DNA-binding repressors Jan 12, 2023 Issued
Array ( [id] => 18666555 [patent_doc_number] => 11773433 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Methods for spatial analysis using targeted RNA depletion [patent_app_type] => utility [patent_app_number] => 18/088274 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 38 [patent_no_of_words] => 36982 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18088274 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/088274
Methods for spatial analysis using targeted RNA depletion Dec 22, 2022 Issued
Array ( [id] => 18597598 [patent_doc_number] => 20230272394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => RNA-DIRECTED DNA CLEAVAGE BY THE Cas9-crRNA COMPLEX [patent_app_type] => utility [patent_app_number] => 18/065006 [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] => 15377 [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] => 18065006 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/065006
RNA-DIRECTED DNA CLEAVAGE BY THE Cas9-crRNA COMPLEX Dec 12, 2022 Pending
Array ( [id] => 18779289 [patent_doc_number] => 11820983 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Tuning cascade assay kinetics via molecular design [patent_app_type] => utility [patent_app_number] => 18/076262 [patent_app_country] => US [patent_app_date] => 2022-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 31 [patent_no_of_words] => 30312 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18076262 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/076262
Tuning cascade assay kinetics via molecular design Dec 5, 2022 Issued
Array ( [id] => 19425289 [patent_doc_number] => 12084692 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Guide scaffolds [patent_app_type] => utility [patent_app_number] => 18/058251 [patent_app_country] => US [patent_app_date] => 2022-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 110 [patent_figures_cnt] => 112 [patent_no_of_words] => 156795 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058251 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058251
Guide scaffolds Nov 21, 2022 Issued
Array ( [id] => 18436419 [patent_doc_number] => 20230183713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => SITE-SPECIFIC RECOMBINASES FOR EFFICIENT AND SPECIFIC GENOME EDITING [patent_app_type] => utility [patent_app_number] => 18/055545 [patent_app_country] => US [patent_app_date] => 2022-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 39812 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18055545 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/055545
SITE-SPECIFIC RECOMBINASES FOR EFFICIENT AND SPECIFIC GENOME EDITING Nov 14, 2022 Pending
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