Search

Matthew D. Krcha

Examiner (ID: 15603)

Most Active Art Unit
1798
Art Unit(s)
1796, 1798, 1773
Total Applications
733
Issued Applications
410
Pending Applications
138
Abandoned Applications
201

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18305973 [patent_doc_number] => 20230109873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => DEVICES, METHODS, AND SYSTEMS FOR ELECTROPORATION USING CONTROLLED PARAMETERS [patent_app_type] => utility [patent_app_number] => 17/965255 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27709 [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] => 17965255 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/965255
DEVICES, METHODS, AND SYSTEMS FOR ELECTROPORATION USING CONTROLLED PARAMETERS Oct 12, 2022 Pending
Array ( [id] => 18629551 [patent_doc_number] => 20230288435 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => DIGITAL MICROFLUIDICS MULTI-DYNAMIC RANGE PARALLEL BIOCHEMICAL ASSAYS [patent_app_type] => utility [patent_app_number] => 17/962898 [patent_app_country] => US [patent_app_date] => 2022-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 17962898 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/962898
Digital microfluidics multi-dynamic range parallel biochemical assays Oct 9, 2022 Issued
Array ( [id] => 18163625 [patent_doc_number] => 20230030218 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => Coated Substrate for Biological Reaction Systems [patent_app_type] => utility [patent_app_number] => 17/963135 [patent_app_country] => US [patent_app_date] => 2022-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6868 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17963135 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/963135
Coated Substrate for Biological Reaction Systems Oct 9, 2022 Pending
Array ( [id] => 18166288 [patent_doc_number] => 20230032890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => MICROFLUIDIC CHIP [patent_app_type] => utility [patent_app_number] => 17/936523 [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] => 12680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17936523 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/936523
MICROFLUIDIC CHIP Sep 28, 2022 Pending
Array ( [id] => 18285623 [patent_doc_number] => 20230101095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => FLOW CELLS WITH DARK QUENCHER [patent_app_type] => utility [patent_app_number] => 17/936200 [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] => 20061 [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] => 17936200 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/936200
FLOW CELLS WITH DARK QUENCHER Sep 27, 2022 Pending
Array ( [id] => 18213032 [patent_doc_number] => 20230059296 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => CARBON CAPTURE IN FERMENTATION [patent_app_type] => utility [patent_app_number] => 17/934828 [patent_app_country] => US [patent_app_date] => 2022-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23726 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17934828 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/934828
CARBON CAPTURE IN FERMENTATION Sep 22, 2022 Pending
Array ( [id] => 18940899 [patent_doc_number] => 20240036038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => Localized Surface Plasmon Resonance Biosensing Device [patent_app_type] => utility [patent_app_number] => 17/931743 [patent_app_country] => US [patent_app_date] => 2022-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4931 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17931743 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/931743
Localized Surface Plasmon Resonance Biosensing Device Sep 12, 2022 Pending
Array ( [id] => 18916039 [patent_doc_number] => 11878305 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Pipette tip system [patent_app_type] => utility [patent_app_number] => 17/902079 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 94 [patent_no_of_words] => 8239 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17902079 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902079
Pipette tip system Sep 1, 2022 Issued
Array ( [id] => 18091803 [patent_doc_number] => 20220410144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => SYSTEMS AND METHODS FOR CELLULAR SEPARATION [patent_app_type] => utility [patent_app_number] => 17/901425 [patent_app_country] => US [patent_app_date] => 2022-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5573 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17901425 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/901425
Systems and methods for cellular separation Aug 31, 2022 Issued
Array ( [id] => 18075055 [patent_doc_number] => 20220400667 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => CRYOPRESERVATION DEVICES [patent_app_type] => utility [patent_app_number] => 17/896697 [patent_app_country] => US [patent_app_date] => 2022-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9026 [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] => 17896697 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/896697
CRYOPRESERVATION DEVICES Aug 25, 2022 Abandoned
Array ( [id] => 20705871 [patent_doc_number] => 12628603 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Sensor array, apparatus for dispensing a vapor phase reactant to a reaction chamber and related methods [patent_app_type] => utility [patent_app_number] => 17/893383 [patent_app_country] => US [patent_app_date] => 2022-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1137 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17893383 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/893383
Sensor array, apparatus for dispensing a vapor phase reactant to a reaction chamber and related methods Aug 22, 2022 Issued
Array ( [id] => 18242838 [patent_doc_number] => 20230075149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => ADDITION OF ALKALINE MATERIALS TO BIOTRICKLING FILTER OR BIO-FILTER MAKE-UP WATER [patent_app_type] => utility [patent_app_number] => 17/893162 [patent_app_country] => US [patent_app_date] => 2022-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14805 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17893162 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/893162
ADDITION OF ALKALINE MATERIALS TO BIOTRICKLING FILTER OR BIO-FILTER MAKE-UP WATER Aug 21, 2022 Pending
Array ( [id] => 19049811 [patent_doc_number] => 20240091780 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => ANALYTE PERMEATION TESTING INSTRUMENT WITH TEST SAMPLE PERIPHERAL EDGE SEALING SURROUND [patent_app_type] => utility [patent_app_number] => 17/820932 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3671 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17820932 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/820932
ANALYTE PERMEATION TESTING INSTRUMENT WITH TEST SAMPLE PERIPHERAL EDGE SEALING SURROUND Aug 18, 2022 Pending
Array ( [id] => 18209277 [patent_doc_number] => 20230055537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => MULTI-MODAL NANOPORE SENSORS FOR NUCLEIC ACID SEQUENCING [patent_app_type] => utility [patent_app_number] => 17/890143 [patent_app_country] => US [patent_app_date] => 2022-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7104 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17890143 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/890143
MULTI-MODAL NANOPORE SENSORS FOR NUCLEIC ACID SEQUENCING Aug 16, 2022 Pending
Array ( [id] => 18108527 [patent_doc_number] => 20230001407 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => MICROPOROUS SUBSTRATE FOR USE IN A DISPOSABLE BIOASSAY CARTRIDGE [patent_app_type] => utility [patent_app_number] => 17/886710 [patent_app_country] => US [patent_app_date] => 2022-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9804 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17886710 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/886710
MICROPOROUS SUBSTRATE FOR USE IN A DISPOSABLE BIOASSAY CARTRIDGE Aug 11, 2022 Abandoned
Array ( [id] => 20303455 [patent_doc_number] => 12449440 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Automated medical sample collection and testing for providing blood coagulation indication [patent_app_type] => utility [patent_app_number] => 17/882585 [patent_app_country] => US [patent_app_date] => 2022-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 34 [patent_no_of_words] => 15742 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17882585 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/882585
Automated medical sample collection and testing for providing blood coagulation indication Aug 6, 2022 Issued
Array ( [id] => 18197237 [patent_doc_number] => 20230050756 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => PROCESS FOR PRODUCING SODIUM PHOSPHATE FROM SODIUM CARBONATE AND SODIUM BICARBONATE [patent_app_type] => utility [patent_app_number] => 17/880533 [patent_app_country] => US [patent_app_date] => 2022-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7827 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17880533 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/880533
PROCESS FOR PRODUCING SODIUM PHOSPHATE FROM SODIUM CARBONATE AND SODIUM BICARBONATE Aug 2, 2022 Pending
Array ( [id] => 20607404 [patent_doc_number] => 12582985 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-24 [patent_title] => Sample-in-result-out closed microfluidic device for nucleic acid molecular point-of-care testing detection [patent_app_type] => utility [patent_app_number] => 17/816769 [patent_app_country] => US [patent_app_date] => 2022-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 3407 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 497 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17816769 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/816769
Sample-in-result-out closed microfluidic device for nucleic acid molecular point-of-care testing detection Aug 1, 2022 Issued
Array ( [id] => 18075018 [patent_doc_number] => 20220400630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => METHODS, SYSTEMS, AND APPARATUSES FOR STORING BIODEGRADABLE LITTER FOR COMPOSTING [patent_app_type] => utility [patent_app_number] => 17/815534 [patent_app_country] => US [patent_app_date] => 2022-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4127 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17815534 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/815534
METHODS, SYSTEMS, AND APPARATUSES FOR STORING BIODEGRADABLE LITTER FOR COMPOSTING Jul 26, 2022 Abandoned
Array ( [id] => 19034554 [patent_doc_number] => 20240084369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => DIGITAL MICROFLUIDIC APPARATUS AND DRIVING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/273558 [patent_app_country] => US [patent_app_date] => 2022-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13690 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18273558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/273558
DIGITAL MICROFLUIDIC APPARATUS AND DRIVING METHOD THEREFOR Jul 20, 2022 Pending
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