Search

Michael D. Burkhart

Examiner (ID: 12476, Phone: (571)272-2915 , Office: P/1633 )

Most Active Art Unit
1633
Art Unit(s)
1633, 1638, 1636
Total Applications
1138
Issued Applications
600
Pending Applications
126
Abandoned Applications
442

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18709194 [patent_doc_number] => 20230331806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => CIRCULAR RNA COMPOSITIONS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/069621 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 57472 [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] => 18069621 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/069621
CIRCULAR RNA COMPOSITIONS AND METHODS Dec 20, 2022 Pending
Array ( [id] => 19931747 [patent_doc_number] => 12304944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Methods and compositions for modified factor IX fusion proteins [patent_app_type] => utility [patent_app_number] => 18/068376 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 4 [patent_no_of_words] => 9068 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [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] => 18068376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/068376
Methods and compositions for modified factor IX fusion proteins Dec 18, 2022 Issued
Array ( [id] => 18649516 [patent_doc_number] => 20230295332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => PSEUDOTYPED VIRAL PARTICLES, COMPOSITIONS COMPRISING THE SAME, AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 18/066420 [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] => 61202 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18066420 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/066420
Pseudotyped viral particles, compositions comprising the same, and uses thereof Dec 14, 2022 Issued
Array ( [id] => 19826452 [patent_doc_number] => 12247218 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Expandable cell populations from brain biopsies of living subjects [patent_app_type] => utility [patent_app_number] => 18/080811 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 11421 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080811 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080811
Expandable cell populations from brain biopsies of living subjects Dec 13, 2022 Issued
Array ( [id] => 18692574 [patent_doc_number] => 20230322873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METHODS TO PRODUCE ROD-DERIVED CONE VIABILITY FACTOR (RDCVF) [patent_app_type] => utility [patent_app_number] => 18/066175 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9562 [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] => 18066175 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/066175
METHODS TO PRODUCE ROD-DERIVED CONE VIABILITY FACTOR (RDCVF) Dec 13, 2022 Abandoned
Array ( [id] => 18692574 [patent_doc_number] => 20230322873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METHODS TO PRODUCE ROD-DERIVED CONE VIABILITY FACTOR (RDCVF) [patent_app_type] => utility [patent_app_number] => 18/066175 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9562 [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] => 18066175 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/066175
METHODS TO PRODUCE ROD-DERIVED CONE VIABILITY FACTOR (RDCVF) Dec 13, 2022 Abandoned
Array ( [id] => 18692959 [patent_doc_number] => 20230323321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => CRISPR-CAS EFFECTOR POLYPEPTIDES AND METHODS OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/990074 [patent_app_country] => US [patent_app_date] => 2022-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 87536 [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] => 17990074 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990074
CRISPR-CAS EFFECTOR POLYPEPTIDES AND METHODS OF USE THEREOF Nov 17, 2022 Pending
Array ( [id] => 18692959 [patent_doc_number] => 20230323321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => CRISPR-CAS EFFECTOR POLYPEPTIDES AND METHODS OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/990074 [patent_app_country] => US [patent_app_date] => 2022-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 87536 [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] => 17990074 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990074
CRISPR-CAS EFFECTOR POLYPEPTIDES AND METHODS OF USE THEREOF Nov 17, 2022 Pending
Array ( [id] => 20433285 [patent_doc_number] => 12503520 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Compositions and methods for making antibodies based on use of an expression-enhancing locus [patent_app_type] => utility [patent_app_number] => 18/054350 [patent_app_country] => US [patent_app_date] => 2022-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 16536 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18054350 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/054350
Compositions and methods for making antibodies based on use of an expression-enhancing locus Nov 9, 2022 Issued
Array ( [id] => 20433285 [patent_doc_number] => 12503520 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Compositions and methods for making antibodies based on use of an expression-enhancing locus [patent_app_type] => utility [patent_app_number] => 18/054350 [patent_app_country] => US [patent_app_date] => 2022-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 16536 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18054350 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/054350
Compositions and methods for making antibodies based on use of an expression-enhancing locus Nov 9, 2022 Issued
Array ( [id] => 18436364 [patent_doc_number] => 20230183658 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => METHODS AND COMPOSITIONS FOR THE PURIFICATION OF ADENO-ASSOCIATED VIRUS [patent_app_type] => utility [patent_app_number] => 18/050834 [patent_app_country] => US [patent_app_date] => 2022-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38764 [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] => 18050834 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/050834
METHODS AND COMPOSITIONS FOR THE PURIFICATION OF ADENO-ASSOCIATED VIRUS Oct 27, 2022 Pending
Array ( [id] => 18436364 [patent_doc_number] => 20230183658 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => METHODS AND COMPOSITIONS FOR THE PURIFICATION OF ADENO-ASSOCIATED VIRUS [patent_app_type] => utility [patent_app_number] => 18/050834 [patent_app_country] => US [patent_app_date] => 2022-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38764 [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] => 18050834 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/050834
METHODS AND COMPOSITIONS FOR THE PURIFICATION OF ADENO-ASSOCIATED VIRUS Oct 27, 2022 Pending
Array ( [id] => 18582896 [patent_doc_number] => 20230265153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => ENGINEERED PLATELETS FOR TARGETED DELIVERY OF A THERAPEUTIC AGENT [patent_app_type] => utility [patent_app_number] => 18/050089 [patent_app_country] => US [patent_app_date] => 2022-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 56485 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18050089 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/050089
ENGINEERED PLATELETS FOR TARGETED DELIVERY OF A THERAPEUTIC AGENT Oct 26, 2022 Pending
Array ( [id] => 18374384 [patent_doc_number] => 20230149463 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => METHOD OF EXPANDING AND GENERATING A POPULATION OF CYTOKINE-INDUCED KILLER CELLS FROM PERIPHERAL BLOOD [patent_app_type] => utility [patent_app_number] => 17/974123 [patent_app_country] => US [patent_app_date] => 2022-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17974123 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/974123
METHOD OF EXPANDING AND GENERATING A POPULATION OF CYTOKINE-INDUCED KILLER CELLS FROM PERIPHERAL BLOOD Oct 25, 2022 Abandoned
Array ( [id] => 19353142 [patent_doc_number] => 12053567 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Method and device for removal of circulating cell free DNA [patent_app_type] => utility [patent_app_number] => 17/971016 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 33 [patent_no_of_words] => 38960 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17971016 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/971016
Method and device for removal of circulating cell free DNA Oct 20, 2022 Issued
Array ( [id] => 18391382 [patent_doc_number] => 20230159600 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => REGULATED SYNTHETIC GENE EXPRESSION SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/938787 [patent_app_country] => US [patent_app_date] => 2022-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 79473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17938787 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/938787
REGULATED SYNTHETIC GENE EXPRESSION SYSTEMS Oct 6, 2022 Pending
Array ( [id] => 18612342 [patent_doc_number] => 20230279074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => Modified Monocytes/Macrophage Expressing Chimeric Antigen Receptors and Uses Thereof [patent_app_type] => utility [patent_app_number] => 17/938501 [patent_app_country] => US [patent_app_date] => 2022-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30599 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17938501 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/938501
Modified Monocytes/Macrophage Expressing Chimeric Antigen Receptors and Uses Thereof Oct 5, 2022 Abandoned
Array ( [id] => 18583192 [patent_doc_number] => 20230265452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Phagemid Vector [patent_app_type] => utility [patent_app_number] => 17/956257 [patent_app_country] => US [patent_app_date] => 2022-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16479 [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] => 17956257 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/956257
Phagemid vector Sep 28, 2022 Issued
Array ( [id] => 18338850 [patent_doc_number] => 20230130799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => COMPOSITIONS AND METHODS FOR MAKING ANTIBODIES BASED ON USE OF EXPRESSION-ENHANCING LOCI [patent_app_type] => utility [patent_app_number] => 17/936059 [patent_app_country] => US [patent_app_date] => 2022-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24193 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 17936059 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/936059
COMPOSITIONS AND METHODS FOR MAKING ANTIBODIES BASED ON USE OF EXPRESSION-ENHANCING LOCI Sep 27, 2022 Issued
Array ( [id] => 18238194 [patent_doc_number] => 20230070505 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => COMPOSITIONS AND METHODS FOR ANALYTE DETECTION [patent_app_type] => utility [patent_app_number] => 17/929574 [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] => 12265 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -56 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17929574 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/929574
COMPOSITIONS AND METHODS FOR ANALYTE DETECTION Sep 1, 2022 Pending
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