Search

David J. Steadman

Examiner (ID: 8325, Phone: (571)272-0942 , Office: P/1656 )

Most Active Art Unit
1656
Art Unit(s)
1656, 1652
Total Applications
1702
Issued Applications
726
Pending Applications
259
Abandoned Applications
746

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17541230 [patent_doc_number] => 11306343 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-19 [patent_title] => 3a-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid [patent_app_type] => utility [patent_app_number] => 16/561643 [patent_app_country] => US [patent_app_date] => 2019-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 25 [patent_no_of_words] => 22469 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16561643 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/561643
3a-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid Sep 4, 2019 Issued
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16/548093
Recombinant Aug 21, 2019 Issued
Array ( [id] => 19970683 [patent_doc_number] => 12339286 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Metal-reducing enzymatic tag for optical and electron microscopy [patent_app_type] => utility [patent_app_number] => 17/266734 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 6154 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17266734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/266734
Metal-reducing enzymatic tag for optical and electron microscopy Aug 8, 2019 Issued
Array ( [id] => 18005305 [patent_doc_number] => 20220364071 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => NOVEL CRISPR ENZYMES AND SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/264340 [patent_app_country] => US [patent_app_date] => 2019-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 202787 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -389 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17264340 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/264340
NOVEL CRISPR ENZYMES AND SYSTEMS Jul 30, 2019 Pending
Array ( [id] => 15345849 [patent_doc_number] => 20200010816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => GENETICALLY ENGINEERED VIBRIO SP. AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 16/525349 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24040 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16525349 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/525349
Genetically engineered Jul 28, 2019 Issued
Array ( [id] => 17243454 [patent_doc_number] => 20210363197 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => cAMP RECEPTOR PROTEIN VARIANT AND METHOD OF PRODUCING L-AMINO ACID USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/956799 [patent_app_country] => US [patent_app_date] => 2019-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 16956799 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/956799
Camp receptor protein variant and method of producing L-amino acid using the same Jul 24, 2019 Issued
Array ( [id] => 15436245 [patent_doc_number] => 20200032306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => Method for the fermentative production of L-lysine [patent_app_type] => utility [patent_app_number] => 16/517045 [patent_app_country] => US [patent_app_date] => 2019-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10142 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16517045 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/517045
Method for the fermentative production of L-lysine Jul 18, 2019 Abandoned
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16/458954
POLYPEPTIDES HAVING XANTHAN DEGRADING ACTIVITY AND POLYNUCLEOTIDES ENCODING SAME Jun 30, 2019 Abandoned
Array ( [id] => 14963709 [patent_doc_number] => 20190309333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-10 [patent_title] => MICROORGANISM WITH IMPROVED L-THREONINE PRODUCING CAPABILITY, AND METHOD FOR PRODUCING L-THREONINE BY USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/447814 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16447814 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/447814
Modified RNA polymerase sigma factor 70 polypeptide Jun 19, 2019 Issued
Array ( [id] => 16353334 [patent_doc_number] => 10793836 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-06 [patent_title] => Engineered imine reductases and methods for the reductive amination of ketone and amine compounds [patent_app_type] => utility [patent_app_number] => 16/443250 [patent_app_country] => US [patent_app_date] => 2019-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35030 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16443250 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/443250
Engineered imine reductases and methods for the reductive amination of ketone and amine compounds Jun 16, 2019 Issued
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16/972541
METHODS OF MAKING CHITOSAN Jun 6, 2019 Abandoned
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16/433565
CELLS WITH IMPROVED INWARD RECTIFIER CURRENT Jun 5, 2019 Abandoned
Array ( [id] => 15557507 [patent_doc_number] => 20200063165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => MUTANTS OF THE BACTERIOPHAGE LAMBDA INTEGRASE [patent_app_type] => utility [patent_app_number] => 16/430410 [patent_app_country] => US [patent_app_date] => 2019-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10143 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16430410 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/430410
Mutants of the bacteriophage lambda integrase Jun 2, 2019 Issued
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16/426453
PYRUVATE DEHYDROGENASE VARIANTS, A MICROORGANISM COMPRISING THE SAME AND A METHOD FOR PRODUCING L-AMINO ACID USING THE SAME May 29, 2019 Abandoned
Array ( [id] => 15210527 [patent_doc_number] => 20190367950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => MICROBIAL ENGINEERING FOR THE PRODUCTION OF ISOPRENOIDS [patent_app_type] => utility [patent_app_number] => 16/425373 [patent_app_country] => US [patent_app_date] => 2019-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 42276 [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] => 16425373 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/425373
Microbial engineering for the production of isoprenoids May 28, 2019 Issued
Array ( [id] => 14808735 [patent_doc_number] => 20190270977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => NOVEL RECOMBINANT FACTOR C AND METHOD FOR PRODUCING THE SAME, AND METHOD FOR MEASURING ENDOTOXIN [patent_app_type] => utility [patent_app_number] => 16/399386 [patent_app_country] => US [patent_app_date] => 2019-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20466 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16399386 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/399386
Recombinant Factor C and method for producing the same, and method for measuring endotoxin Apr 29, 2019 Issued
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16/399575
NOVEL RECOMBINANT FACTOR C AND METHOD FOR PRODUCING THE SAME, AND METHOD FOR MEASURING ENDOTOXIN Apr 29, 2019 Abandoned
Array ( [id] => 15024031 [patent_doc_number] => 20190323020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => PRODUCTION OF ORGANIC ACIDS FROM ASPERGILLUS CIS-ACONITIC ACID DECARBOXYLASE (CADA) DELETION STRAINS [patent_app_type] => utility [patent_app_number] => 16/393149 [patent_app_country] => US [patent_app_date] => 2019-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20983 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16393149 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/393149
Production of organic acids from Apr 23, 2019 Issued
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17/046622
Enantioselective Biocatalytic Preparation of 4-Cyano-Substituted 1-Aminoindane and Ozanimod Apr 10, 2019 Abandoned
Array ( [id] => 18071567 [patent_doc_number] => 11530391 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-20 [patent_title] => NADH-dependent enzyme mutants to convert acetone into isopropanol [patent_app_type] => utility [patent_app_number] => 16/378209 [patent_app_country] => US [patent_app_date] => 2019-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 15637 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16378209 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/378209
NADH-dependent enzyme mutants to convert acetone into isopropanol Apr 7, 2019 Issued
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