Search

Matthew D. Krcha

Examiner (ID: 2046, Phone: (571)270-0386 , Office: P/1798 )

Most Active Art Unit
1798
Art Unit(s)
1796, 1773, 1798
Total Applications
745
Issued Applications
414
Pending Applications
136
Abandoned Applications
209

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19480883 [patent_doc_number] => 20240328925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => CUVETTE FOR BODY FLUID ANALYSIS [patent_app_type] => utility [patent_app_number] => 18/567950 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12272 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18567950 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/567950
CUVETTE FOR BODY FLUID ANALYSIS Dec 19, 2022 Pending
Array ( [id] => 19049798 [patent_doc_number] => 20240091767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => GENE AMPLIFICATION CHIP, APPARATUS FOR GENE AMPLIFICATION, AND APPARATUS FOR BIO-PARTICLE ANALYSIS [patent_app_type] => utility [patent_app_number] => 18/082087 [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] => 8751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18082087 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/082087
GENE AMPLIFICATION CHIP, APPARATUS FOR GENE AMPLIFICATION, AND APPARATUS FOR BIO-PARTICLE ANALYSIS Dec 14, 2022 Pending
Array ( [id] => 18676664 [patent_doc_number] => 20230314292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => DILUTION SOLUTION FOR MEASURING FREE STEROIDS IN BLOOD AND METHOD FOR MEASURING STEROID USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/078328 [patent_app_country] => US [patent_app_date] => 2022-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3822 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18078328 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/078328
DILUTION SOLUTION FOR MEASURING FREE STEROIDS IN BLOOD AND METHOD FOR MEASURING STEROID USING THE SAME Dec 8, 2022 Pending
Array ( [id] => 18808887 [patent_doc_number] => 20230383222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => HAND-HELD NUCLEIC ACID DETECTION APPARATUS EQUIPPED WITH MICROFLUIDIC CHIP, AND USE METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/061481 [patent_app_country] => US [patent_app_date] => 2022-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4938 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18061481 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/061481
HAND-HELD NUCLEIC ACID DETECTION APPARATUS EQUIPPED WITH MICROFLUIDIC CHIP, AND USE METHOD THEREOF Dec 4, 2022 Abandoned
Array ( [id] => 18257591 [patent_doc_number] => 20230084631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => SYSTEM AND METHOD FOR RAPID DETECTION OF VIABLE MICROORGANISMS IN LIQUID MEDIA [patent_app_type] => utility [patent_app_number] => 17/984990 [patent_app_country] => US [patent_app_date] => 2022-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17736 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17984990 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/984990
SYSTEM AND METHOD FOR RAPID DETECTION OF VIABLE MICROORGANISMS IN LIQUID MEDIA Nov 9, 2022 Abandoned
Array ( [id] => 19140920 [patent_doc_number] => 20240139726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => CARTRIDGE FOR DETECTING TARGET ANALYTE [patent_app_type] => utility [patent_app_number] => 17/975734 [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] => 20253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17975734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/975734
CARTRIDGE FOR DETECTING TARGET ANALYTE Oct 27, 2022 Pending
Array ( [id] => 20433851 [patent_doc_number] => 12504378 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Systems, devices and methods for cell capture and methods of manufacture thereof [patent_app_type] => utility [patent_app_number] => 17/973833 [patent_app_country] => US [patent_app_date] => 2022-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 63 [patent_no_of_words] => 9515 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17973833 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/973833
Systems, devices and methods for cell capture and methods of manufacture thereof Oct 25, 2022 Issued
Array ( [id] => 20548924 [patent_doc_number] => 12559706 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Compound algae culture apparatus [patent_app_type] => utility [patent_app_number] => 17/967866 [patent_app_country] => US [patent_app_date] => 2022-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3551 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 398 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17967866 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/967866
Compound algae culture apparatus Oct 16, 2022 Issued
Array ( [id] => 18164521 [patent_doc_number] => 20230031117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => BIOLOGICAL ANALYSIS SYSTEM AND METHODS [patent_app_type] => utility [patent_app_number] => 17/966364 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17966364 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/966364
BIOLOGICAL ANALYSIS SYSTEM AND METHODS Oct 13, 2022 Pending
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 Abandoned
Array ( [id] => 19682864 [patent_doc_number] => 20250001409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => DEVICES FOR DETECTION OF NEUTROPHIL LEVEL [patent_app_type] => utility [patent_app_number] => 18/697402 [patent_app_country] => US [patent_app_date] => 2022-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -44 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18697402 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/697402
DEVICES FOR DETECTION OF NEUTROPHIL LEVEL Oct 3, 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
Menu