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Karen Chotkowski

Examiner (ID: 15977)

Most Active Art Unit
3505
Art Unit(s)
3505
Total Applications
832
Issued Applications
716
Pending Applications
8
Abandoned Applications
108

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20458280 [patent_doc_number] => 20260007700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-08 [patent_title] => Composition and Use of Interleukin Stimulated Human Umbilical Cord Mesenchymal Stem Cells for the Treatment of Rheumatoid Arthritis [patent_app_type] => utility [patent_app_number] => 18/762264 [patent_app_country] => US [patent_app_date] => 2024-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18762264 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/762264
Composition and Use of Interleukin Stimulated Human Umbilical Cord Mesenchymal Stem Cells for the Treatment of Rheumatoid Arthritis Jul 1, 2024 Pending
Array ( [id] => 19528503 [patent_doc_number] => 20240352405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => METHOD FOR TRANSPORTING CELLS [patent_app_type] => utility [patent_app_number] => 18/755861 [patent_app_country] => US [patent_app_date] => 2024-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2257 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18755861 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/755861
METHOD FOR TRANSPORTING CELLS Jun 26, 2024 Pending
Array ( [id] => 19656963 [patent_doc_number] => 20240424028 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => NEURAL STEM CELLS AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 18/737488 [patent_app_country] => US [patent_app_date] => 2024-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -38 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18737488 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/737488
NEURAL STEM CELLS AND USES THEREOF Jun 6, 2024 Pending
Array ( [id] => 19462447 [patent_doc_number] => 20240316116 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => PLACENTAL MESENCHYMAL STEM CELLS, METHODS OF PRODUCTION, AND PLACENTAL MESENCHYMAL STEM CELL BASED THERAPEUTICS [patent_app_type] => utility [patent_app_number] => 18/618894 [patent_app_country] => US [patent_app_date] => 2024-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5326 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18618894 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/618894
PLACENTAL MESENCHYMAL STEM CELLS, METHODS OF PRODUCTION, AND PLACENTAL MESENCHYMAL STEM CELL BASED THERAPEUTICS Mar 26, 2024 Pending
Array ( [id] => 19300402 [patent_doc_number] => 20240228971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => METHODS FOR EXPANDING HEMATOPOIETIC STEM CELLS USING REVITALIZED MESENCHYMAL STEM CELLS [patent_app_type] => utility [patent_app_number] => 18/414225 [patent_app_country] => US [patent_app_date] => 2024-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5093 [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] => 18414225 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/414225
METHODS FOR EXPANDING HEMATOPOIETIC STEM CELLS USING REVITALIZED MESENCHYMAL STEM CELLS Jan 15, 2024 Abandoned
Array ( [id] => 18955469 [patent_doc_number] => 20240043796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => CELL SHEET FOR GENE DELIVERY [patent_app_type] => utility [patent_app_number] => 18/382701 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 18382701 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382701
CELL SHEET FOR GENE DELIVERY Oct 22, 2023 Pending
Array ( [id] => 19049302 [patent_doc_number] => 20240091271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => FAT-ASSOCIATED LYMPHOID CLUSTERS AS SITES FOR TRANSPLANTATION, TISSUE REGENERATION, ORGANOGENESIS AND FUNCTION FOR MULTIPLE TISSUES [patent_app_type] => utility [patent_app_number] => 18/454646 [patent_app_country] => US [patent_app_date] => 2023-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16899 [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] => 18454646 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/454646
FAT-ASSOCIATED LYMPHOID CLUSTERS AS SITES FOR TRANSPLANTATION, TISSUE REGENERATION, ORGANOGENESIS AND FUNCTION FOR MULTIPLE TISSUES Aug 22, 2023 Pending
Array ( [id] => 19067619 [patent_doc_number] => 20240102045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => VECTORS, GENETICALLY MODIFIED CELLS, AND GENETICALLY MODIFIED NON-HUMAN ANIMALS COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 18/223434 [patent_app_country] => US [patent_app_date] => 2023-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 48139 [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] => 18223434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/223434
VECTORS, GENETICALLY MODIFIED CELLS, AND GENETICALLY MODIFIED NON-HUMAN ANIMALS COMPRISING THE SAME Jul 17, 2023 Pending
Array ( [id] => 19916367 [patent_doc_number] => 12291725 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Systems and methods for producing injectable enhanced stem cell exosomes, improved exosomes and methods of use [patent_app_type] => utility [patent_app_number] => 18/221026 [patent_app_country] => US [patent_app_date] => 2023-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 9037 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18221026 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221026
Systems and methods for producing injectable enhanced stem cell exosomes, improved exosomes and methods of use Jul 11, 2023 Issued
Array ( [id] => 18707573 [patent_doc_number] => 20230330150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => MESENCHYMAL STEM CELLS FOR TREATMENT OF SKIN DISORDERS AND SKIN PROBLEMS [patent_app_type] => utility [patent_app_number] => 18/341701 [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] => 3338 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18341701 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/341701
MESENCHYMAL STEM CELLS FOR TREATMENT OF SKIN DISORDERS AND SKIN PROBLEMS Jun 25, 2023 Abandoned
Array ( [id] => 19018903 [patent_doc_number] => 20240075074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => USE OF UMBILICAL CORD BLOOD DERIVED EXOSOMES FOR TISSUE REPAIR [patent_app_type] => utility [patent_app_number] => 18/327463 [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] => 11754 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18327463 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327463
USE OF UMBILICAL CORD BLOOD DERIVED EXOSOMES FOR TISSUE REPAIR May 31, 2023 Pending
Array ( [id] => 19586678 [patent_doc_number] => 20240384235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => BIOMATERIALS CONTAINING UMBILICAL CORD-DERIVED STEM CELLS [patent_app_type] => utility [patent_app_number] => 18/320499 [patent_app_country] => US [patent_app_date] => 2023-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5946 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18320499 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320499
BIOMATERIALS CONTAINING UMBILICAL CORD-DERIVED STEM CELLS May 18, 2023 Pending
Array ( [id] => 18829631 [patent_doc_number] => 20230398155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => Human Adipose-Derived Stem Cell Exosomes And Their Packaging For Use At Room Temperature [patent_app_type] => utility [patent_app_number] => 18/301093 [patent_app_country] => US [patent_app_date] => 2023-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16980 [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] => 18301093 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/301093
Human Adipose-Derived Stem Cell Exosomes And Their Packaging For Use At Room Temperature Apr 13, 2023 Pending
Array ( [id] => 18786375 [patent_doc_number] => 20230374462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => METHOD FOR PRODUCING MYOCARDIAL STEM/PROGENITOR CELL AND METHOD FOR SUPPRESSING MYOCARDIAL FIBROSIS [patent_app_type] => utility [patent_app_number] => 18/134298 [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] => 12837 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18134298 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/134298
METHOD FOR PRODUCING MYOCARDIAL STEM/PROGENITOR CELL AND METHOD FOR SUPPRESSING MYOCARDIAL FIBROSIS Apr 12, 2023 Pending
Array ( [id] => 19738536 [patent_doc_number] => 12215356 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Methods of preparing a primary cell sample [patent_app_type] => utility [patent_app_number] => 18/100437 [patent_app_country] => US [patent_app_date] => 2023-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19644 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18100437 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/100437
Methods of preparing a primary cell sample Jan 22, 2023 Issued
Array ( [id] => 18673122 [patent_doc_number] => 20230310602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => COMPOSITIONS AND METHODS FOR TREATMENT OF INFLAMMATORY DISORDERS [patent_app_type] => utility [patent_app_number] => 18/056371 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 41198 [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] => 18056371 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/056371
COMPOSITIONS AND METHODS FOR TREATMENT OF INFLAMMATORY DISORDERS Nov 16, 2022 Abandoned
Array ( [id] => 18596027 [patent_doc_number] => 20230270818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => TCF7L2 MEDIATED REMYELINATION IN THE BRAIN [patent_app_type] => utility [patent_app_number] => 18/051653 [patent_app_country] => US [patent_app_date] => 2022-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33338 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 18051653 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/051653
TCF7L2 MEDIATED REMYELINATION IN THE BRAIN Oct 31, 2022 Pending
Array ( [id] => 20541258 [patent_doc_number] => 20260048146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-19 [patent_title] => METHODS AND COMPOSITIONS FOR TREATING LEUKODYSTROPHIES [patent_app_type] => utility [patent_app_number] => 18/700508 [patent_app_country] => US [patent_app_date] => 2022-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27711 [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] => 18700508 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/700508
METHODS AND COMPOSITIONS FOR TREATING LEUKODYSTROPHIES Oct 11, 2022 Pending
Array ( [id] => 18434354 [patent_doc_number] => 20230181648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => COMPOSITIONS AND METHODS FOR THE TREATMENT OR PROPHYLAXIS OF A PERFUSION DISORDER [patent_app_type] => utility [patent_app_number] => 17/902482 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19231 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17902482 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902482
COMPOSITIONS AND METHODS FOR THE TREATMENT OR PROPHYLAXIS OF A PERFUSION DISORDER Sep 1, 2022 Abandoned
Array ( [id] => 18075878 [patent_doc_number] => 20220401490 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => METHODS FOR IMPROVING MYELOID BRIDGING IN CORD BLOOD TRANSPLANT RECIPIENTS [patent_app_type] => utility [patent_app_number] => 17/841089 [patent_app_country] => US [patent_app_date] => 2022-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17841089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/841089
METHODS FOR IMPROVING MYELOID BRIDGING IN CORD BLOOD TRANSPLANT RECIPIENTS Jun 14, 2022 Abandoned
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