Search

Matthew D. Krcha

Examiner (ID: 12978, Phone: (571)270-0386 , Office: P/1798 )

Most Active Art Unit
1798
Art Unit(s)
1798, 1773, 1796
Total Applications
716
Issued Applications
406
Pending Applications
130
Abandoned Applications
198

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16541948 [patent_doc_number] => 20200408361 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => CORROSION SENSOR FOR STORAGE TANK [patent_app_type] => utility [patent_app_number] => 17/022809 [patent_app_country] => US [patent_app_date] => 2020-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2492 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17022809 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/022809
Corrosion sensor for storage tank Sep 15, 2020 Issued
Array ( [id] => 19291771 [patent_doc_number] => 12031118 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-09 [patent_title] => Reactance and capacitance sensing platform for detecting microorganisms [patent_app_type] => utility [patent_app_number] => 17/019802 [patent_app_country] => US [patent_app_date] => 2020-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7491 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17019802 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/019802
Reactance and capacitance sensing platform for detecting microorganisms Sep 13, 2020 Issued
Array ( [id] => 16915570 [patent_doc_number] => 20210188662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => Water Vapor Distillation Apparatus, Method and Systems [patent_app_type] => utility [patent_app_number] => 17/008483 [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] => 83662 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17008483 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/008483
Water vapor distillation apparatus, method and systems Aug 30, 2020 Issued
Array ( [id] => 16656417 [patent_doc_number] => 20210053053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => DEVICES EMPLOYING SURFACE ACOUSTIC WAVES AND METHODS OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 16/998832 [patent_app_country] => US [patent_app_date] => 2020-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16998832 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/998832
DEVICES EMPLOYING SURFACE ACOUSTIC WAVES AND METHODS OF USE THEREOF Aug 19, 2020 Abandoned
Array ( [id] => 18247616 [patent_doc_number] => 11604195 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => High throughput analysis and sorting, and sampling interface and assembly for high throughput analysis and sorting [patent_app_type] => utility [patent_app_number] => 17/635729 [patent_app_country] => US [patent_app_date] => 2020-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 11653 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17635729 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635729
High throughput analysis and sorting, and sampling interface and assembly for high throughput analysis and sorting Aug 13, 2020 Issued
Array ( [id] => 17904633 [patent_doc_number] => 11458468 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-04 [patent_title] => Systems and methods for cellular separation [patent_app_type] => utility [patent_app_number] => 16/990261 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5603 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16990261 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/990261
Systems and methods for cellular separation Aug 10, 2020 Issued
Array ( [id] => 17868459 [patent_doc_number] => 20220291195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => MICROCHIP [patent_app_type] => utility [patent_app_number] => 17/636883 [patent_app_country] => US [patent_app_date] => 2020-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10521 [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] => 17636883 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/636883
MICROCHIP Aug 2, 2020 Pending
Array ( [id] => 20454000 [patent_doc_number] => 12517052 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Systems and methods for optogenetic activation and monitoring [patent_app_type] => utility [patent_app_number] => 17/632835 [patent_app_country] => US [patent_app_date] => 2020-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 11007 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17632835 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632835
Systems and methods for optogenetic activation and monitoring Jul 23, 2020 Issued
Array ( [id] => 16612538 [patent_doc_number] => 20210031191 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-04 [patent_title] => Smart Microplates and Microarrays [patent_app_type] => utility [patent_app_number] => 16/934102 [patent_app_country] => US [patent_app_date] => 2020-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4130 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16934102 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/934102
Smart Microplates and Microarrays Jul 20, 2020 Abandoned
Array ( [id] => 19922070 [patent_doc_number] => 12296332 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Micro-assay cartridges [patent_app_type] => utility [patent_app_number] => 16/932741 [patent_app_country] => US [patent_app_date] => 2020-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 37 [patent_no_of_words] => 6644 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16932741 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/932741
Micro-assay cartridges Jul 17, 2020 Issued
Array ( [id] => 18553168 [patent_doc_number] => 20230251180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => MEASURING DEFORMABILITY OF A CELL VIA A PRESSURE FIELD [patent_app_type] => utility [patent_app_number] => 18/012632 [patent_app_country] => US [patent_app_date] => 2020-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18012632 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/012632
MEASURING DEFORMABILITY OF A CELL VIA A PRESSURE FIELD Jul 7, 2020 Pending
Array ( [id] => 16957161 [patent_doc_number] => 11061014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Malaria species detection [patent_app_type] => utility [patent_app_number] => 16/912487 [patent_app_country] => US [patent_app_date] => 2020-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 20340 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16912487 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/912487
Malaria species detection Jun 24, 2020 Issued
Array ( [id] => 16569357 [patent_doc_number] => 20210008363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-14 [patent_title] => NANOPILLAR ELECTRODE DEVICES AND METHODS OF RECORDING ACTION POTENTIALS [patent_app_type] => utility [patent_app_number] => 16/909866 [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] => 15958 [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] => 16909866 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/909866
NANOPILLAR ELECTRODE DEVICES AND METHODS OF RECORDING ACTION POTENTIALS Jun 22, 2020 Abandoned
Array ( [id] => 18498626 [patent_doc_number] => 20230221337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => METHOD FOR TESTING AGGRAVATION RISK OF PERSON INFECTED WITH NOVEL CORONAVIRUS, TEST KIT THEREFOR, COMPANION DIAGNOSTIC DRUG AND AGGRAVATION RISK MARKER THEREOF [patent_app_type] => utility [patent_app_number] => 17/928371 [patent_app_country] => US [patent_app_date] => 2020-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9055 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17928371 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/928371
METHOD FOR TESTING AGGRAVATION RISK OF PERSON INFECTED WITH NOVEL CORONAVIRUS, TEST KIT THEREFOR, COMPANION DIAGNOSTIC DRUG AND AGGRAVATION RISK MARKER THEREOF Jun 17, 2020 Pending
Array ( [id] => 16524010 [patent_doc_number] => 20200398090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => CERAMIC FOAM FLAME ARRESTOR ASSEMBLY FOR FLAMMABLE STORAGE CABINET [patent_app_type] => utility [patent_app_number] => 16/905094 [patent_app_country] => US [patent_app_date] => 2020-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1989 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16905094 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/905094
CERAMIC FOAM FLAME ARRESTOR ASSEMBLY FOR FLAMMABLE STORAGE CABINET Jun 17, 2020 Abandoned
Array ( [id] => 18526454 [patent_doc_number] => 11713442 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => System and method for cell and tissue preparation [patent_app_type] => utility [patent_app_number] => 16/904198 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 28 [patent_no_of_words] => 14960 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 660 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16904198 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/904198
System and method for cell and tissue preparation Jun 16, 2020 Issued
Array ( [id] => 19442376 [patent_doc_number] => 12092631 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Optical thromboelastography systems and methods [patent_app_type] => utility [patent_app_number] => 16/903907 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 45 [patent_no_of_words] => 12445 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16903907 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903907
Optical thromboelastography systems and methods Jun 16, 2020 Issued
Array ( [id] => 16459858 [patent_doc_number] => 10843186 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-24 [patent_title] => Closed fluid receiving and sampling container [patent_app_type] => utility [patent_app_number] => 16/903270 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2613 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16903270 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903270
Closed fluid receiving and sampling container Jun 15, 2020 Issued
Array ( [id] => 16482894 [patent_doc_number] => 20200376494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => PORTABLE DEVICES AND METHODS FOR ANALYZING SAMPLES [patent_app_type] => utility [patent_app_number] => 16/899810 [patent_app_country] => US [patent_app_date] => 2020-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20842 [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] => 16899810 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/899810
Portable devices and methods for analyzing samples Jun 11, 2020 Issued
Array ( [id] => 18289169 [patent_doc_number] => 11618027 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Molecular diagnostics apparatus [patent_app_type] => utility [patent_app_number] => 16/892253 [patent_app_country] => US [patent_app_date] => 2020-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4613 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16892253 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/892253
Molecular diagnostics apparatus Jun 2, 2020 Issued
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