Search

David W. Berke-schlessel

Examiner (ID: 6754, Phone: (571)270-3643 , Office: P/1651 )

Most Active Art Unit
1651
Art Unit(s)
1651, 1799
Total Applications
867
Issued Applications
517
Pending Applications
104
Abandoned Applications
260

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19203100 [patent_doc_number] => 20240174999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => ARCHAEAL PEPTIDE RECOMBINASE ? A NOVEL PEPTIDE LIGATING ENZYME [patent_app_type] => utility [patent_app_number] => 17/778328 [patent_app_country] => US [patent_app_date] => 2020-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 45089 [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] => 17778328 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/778328
ARCHAEAL PEPTIDE RECOMBINASE ? A NOVEL PEPTIDE LIGATING ENZYME Nov 18, 2020 Pending
Array ( [id] => 20329903 [patent_doc_number] => 12460170 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Methods and systems for performing perfusion cell culture [patent_app_type] => utility [patent_app_number] => 17/770451 [patent_app_country] => US [patent_app_date] => 2020-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 6251 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17770451 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/770451
Methods and systems for performing perfusion cell culture Nov 4, 2020 Issued
Array ( [id] => 18636389 [patent_doc_number] => 11760976 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Stem cells and decellularization of tissue matrix from cord tissue [patent_app_type] => utility [patent_app_number] => 17/081701 [patent_app_country] => US [patent_app_date] => 2020-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 14751 [patent_no_of_claims] => 12 [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] => 17081701 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/081701
Stem cells and decellularization of tissue matrix from cord tissue Oct 26, 2020 Issued
Array ( [id] => 16688737 [patent_doc_number] => 20210071213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => TWO-STAGE PROCESS FOR PRODUCING OIL FROM MICROALGAE [patent_app_type] => utility [patent_app_number] => 17/071821 [patent_app_country] => US [patent_app_date] => 2020-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9843 [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] => 17071821 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/071821
Two-stage process for producing oil from microalgae Oct 14, 2020 Issued
Array ( [id] => 16750178 [patent_doc_number] => 20210102187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => METHOD AND SYSTEM FOR DISSOCIATING BIOLOGICAL TISSUE INTO SINGLE CELLS USING ULTRASONIC ENERGY [patent_app_type] => utility [patent_app_number] => 17/061337 [patent_app_country] => US [patent_app_date] => 2020-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14077 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 17061337 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/061337
Method and system for dissociating biological tissue into single cells using ultrasonic energy Sep 30, 2020 Issued
Array ( [id] => 17867350 [patent_doc_number] => 20220290086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => METHODS AND SYSTEMS FOR CELL CULTURE [patent_app_type] => utility [patent_app_number] => 17/635658 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29670 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17635658 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635658
METHODS AND SYSTEMS FOR CELL CULTURE Sep 27, 2020 Pending
Array ( [id] => 17960370 [patent_doc_number] => 20220340950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => METHOD FOR CULTURING HAEMATOCOCCUS PLUVIALIS TO PRODUCE ASTAXANTHIN [patent_app_type] => utility [patent_app_number] => 17/763171 [patent_app_country] => US [patent_app_date] => 2020-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17763171 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/763171
METHOD FOR CULTURING HAEMATOCOCCUS PLUVIALIS TO PRODUCE ASTAXANTHIN Sep 21, 2020 Abandoned
Array ( [id] => 19345506 [patent_doc_number] => 20240254469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => Hybrid Antimicrobial Protein Having Strong Bactericidal Effect and Application thereof [patent_app_type] => utility [patent_app_number] => 17/768846 [patent_app_country] => US [patent_app_date] => 2020-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4207 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17768846 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/768846
Hybrid Antimicrobial Protein Having Strong Bactericidal Effect and Application thereof Sep 21, 2020 Pending
Array ( [id] => 16557458 [patent_doc_number] => 20210002606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => EXTRACELLULAR MATRIX COMPOSITION BEADS FOR CELL CULTURE [patent_app_type] => utility [patent_app_number] => 17/025124 [patent_app_country] => US [patent_app_date] => 2020-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20546 [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] => 17025124 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/025124
EXTRACELLULAR MATRIX COMPOSITION BEADS FOR CELL CULTURE Sep 17, 2020 Abandoned
Array ( [id] => 16992115 [patent_doc_number] => 20210230535 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => BACTERIA FOR DEGRADING ETHYLENE OXIDE AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 17/012797 [patent_app_country] => US [patent_app_date] => 2020-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7608 [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] => 17012797 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/012797
Bacteria for degrading ethylene oxide and uses thereof Sep 3, 2020 Issued
Array ( [id] => 16513299 [patent_doc_number] => 20200392557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => METHODS OF PREDICTION OF WOUND HEALING [patent_app_type] => utility [patent_app_number] => 17/007766 [patent_app_country] => US [patent_app_date] => 2020-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17007766 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/007766
Methods of prediction of wound healing Aug 30, 2020 Issued
Array ( [id] => 18559952 [patent_doc_number] => 11725188 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Quality assurance of chondrocytes [patent_app_type] => utility [patent_app_number] => 16/994193 [patent_app_country] => US [patent_app_date] => 2020-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 10533 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16994193 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/994193
Quality assurance of chondrocytes Aug 13, 2020 Issued
Array ( [id] => 18590410 [patent_doc_number] => 11739294 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Compositions and methods for treating retinal diseases [patent_app_type] => utility [patent_app_number] => 16/987183 [patent_app_country] => US [patent_app_date] => 2020-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 72 [patent_figures_cnt] => 107 [patent_no_of_words] => 29757 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16987183 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/987183
Compositions and methods for treating retinal diseases Aug 5, 2020 Issued
Array ( [id] => 16437343 [patent_doc_number] => 20200354669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => Scheduled Feed [patent_app_type] => utility [patent_app_number] => 16/941057 [patent_app_country] => US [patent_app_date] => 2020-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18957 [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] => 16941057 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/941057
Scheduled feed Jul 27, 2020 Issued
Array ( [id] => 16419801 [patent_doc_number] => 20200344999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => STABILIZATION OF THROMBOCYTES AT AMBIENT TEMPERATURES [patent_app_type] => utility [patent_app_number] => 16/931698 [patent_app_country] => US [patent_app_date] => 2020-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7290 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [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] => 16931698 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/931698
Stabilization of thrombocytes at ambient temperatures Jul 16, 2020 Issued
Array ( [id] => 16570955 [patent_doc_number] => 20210009961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-14 [patent_title] => Methods and Materials for Producing Hybrid Cell Lines [patent_app_type] => utility [patent_app_number] => 16/926315 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11271 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 16926315 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/926315
Methods and Materials for Producing Hybrid Cell Lines Jul 9, 2020 Abandoned
Array ( [id] => 19061216 [patent_doc_number] => 11940442 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Method and system for determining integrated metabolic baseline and potential of living cells [patent_app_type] => utility [patent_app_number] => 16/917352 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7419 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16917352 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/917352
Method and system for determining integrated metabolic baseline and potential of living cells Jun 29, 2020 Issued
Array ( [id] => 16376604 [patent_doc_number] => 20200325446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-15 [patent_title] => Separating Composite Liquids [patent_app_type] => utility [patent_app_number] => 16/915818 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11208 [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] => 16915818 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/915818
Separating composite liquids Jun 28, 2020 Issued
Array ( [id] => 16376602 [patent_doc_number] => 20200325444 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-15 [patent_title] => COMPOSITIONS AND METHODS FOR TREATING RETINAL DISEASES [patent_app_type] => utility [patent_app_number] => 16/909908 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29686 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16909908 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/909908
Compositions and methods for treating retinal diseases Jun 22, 2020 Issued
Array ( [id] => 16686783 [patent_doc_number] => 20210069258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => COMPOSITIONS COMPRISING BACTERIAL STRAINS [patent_app_type] => utility [patent_app_number] => 16/908919 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16908919 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908919
COMPOSITIONS COMPRISING BACTERIAL STRAINS Jun 22, 2020 Abandoned
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