Search

Matthew D. Krcha

Examiner (ID: 4492, Phone: (571)270-0386 , Office: P/1798 )

Most Active Art Unit
1798
Art Unit(s)
1796, 1798, 1773
Total Applications
718
Issued Applications
406
Pending Applications
130
Abandoned Applications
199

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18192645 [patent_doc_number] => 20230046164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => Lithium-Ion Battery Core System [patent_app_type] => utility [patent_app_number] => 17/832083 [patent_app_country] => US [patent_app_date] => 2022-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1619 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17832083 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/832083
Lithium-Ion Battery Core System Jun 2, 2022 Pending
Array ( [id] => 18019968 [patent_doc_number] => 20220371467 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => VEHICLE AND CHARGING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/748239 [patent_app_country] => US [patent_app_date] => 2022-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8821 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17748239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/748239
Vehicle and charging system May 18, 2022 Issued
Array ( [id] => 18019964 [patent_doc_number] => 20220371463 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => REMOVABLY ATTACHABLE VEHICLE BATTERY CHARGER [patent_app_type] => utility [patent_app_number] => 17/746717 [patent_app_country] => US [patent_app_date] => 2022-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5281 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17746717 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/746717
REMOVABLY ATTACHABLE VEHICLE BATTERY CHARGER May 16, 2022 Pending
Array ( [id] => 18785522 [patent_doc_number] => 20230373337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => Methods and Systems for Charging an Electric Vehicle [patent_app_type] => utility [patent_app_number] => 17/746557 [patent_app_country] => US [patent_app_date] => 2022-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9191 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17746557 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/746557
Methods and Systems for Charging an Electric Vehicle May 16, 2022 Pending
Array ( [id] => 19915772 [patent_doc_number] => 12291121 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Dynamic load management for electric vehicle charging [patent_app_type] => utility [patent_app_number] => 17/740514 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17740514 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/740514
Dynamic load management for electric vehicle charging May 9, 2022 Issued
Array ( [id] => 17806801 [patent_doc_number] => 20220258636 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => METHOD AND DEVICE FOR CHARGING AN ELECTRICALLY DRIVEN VEHICLE [patent_app_type] => utility [patent_app_number] => 17/737609 [patent_app_country] => US [patent_app_date] => 2022-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6025 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17737609 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/737609
METHOD AND DEVICE FOR CHARGING AN ELECTRICALLY DRIVEN VEHICLE May 4, 2022 Pending
Array ( [id] => 20190078 [patent_doc_number] => 12401206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Battery balancing system [patent_app_type] => utility [patent_app_number] => 17/725650 [patent_app_country] => US [patent_app_date] => 2022-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [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] => 17725650 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/725650
Battery balancing system Apr 20, 2022 Issued
Array ( [id] => 18713359 [patent_doc_number] => 20230335995 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => STATIONARY ENERGY STORAGE BATTERY AUGMENTATION [patent_app_type] => utility [patent_app_number] => 17/722996 [patent_app_country] => US [patent_app_date] => 2022-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11879 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17722996 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/722996
STATIONARY ENERGY STORAGE BATTERY AUGMENTATION Apr 17, 2022 Abandoned
Array ( [id] => 19969123 [patent_doc_number] => 12337712 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Electric power system [patent_app_type] => utility [patent_app_number] => 17/572934 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4594 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17572934 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572934
Electric power system Jan 10, 2022 Issued
Array ( [id] => 18009379 [patent_doc_number] => 20220368146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => METHOD, CHARGING DEVICE, AND NON-TRANSITORY COMPUTER READABLE MEDIUM FOR DETECTING CHARGED STATE [patent_app_type] => utility [patent_app_number] => 17/571913 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3027 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17571913 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/571913
METHOD, CHARGING DEVICE, AND NON-TRANSITORY COMPUTER READABLE MEDIUM FOR DETECTING CHARGED STATE Jan 9, 2022 Abandoned
Array ( [id] => 18468053 [patent_doc_number] => 20230202334 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => POWER MODULES, SYSTEMS, AND METHODS FOR ALLOCATING ELECTRICAL POWER TO MULTIPLE VEHICLES [patent_app_type] => utility [patent_app_number] => 17/564861 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5896 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17564861 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/564861
POWER MODULES, SYSTEMS, AND METHODS FOR ALLOCATING ELECTRICAL POWER TO MULTIPLE VEHICLES Dec 28, 2021 Pending
Array ( [id] => 18586493 [patent_doc_number] => 20230268758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => RECHARGEABLE BATTERY DISCHARGE DEVICE FOR DISCHARGING RECHARGEABLE BATTERIES, AND METHOD FOR DISCHARGING A PLURALITY OF RECHARGEABLE BATTERIES [patent_app_type] => utility [patent_app_number] => 18/005096 [patent_app_country] => US [patent_app_date] => 2021-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18005096 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/005096
RECHARGEABLE BATTERY DISCHARGE DEVICE FOR DISCHARGING RECHARGEABLE BATTERIES, AND METHOD FOR DISCHARGING A PLURALITY OF RECHARGEABLE BATTERIES Jul 11, 2021 Pending
Array ( [id] => 18500970 [patent_doc_number] => 20230223779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => APPARATUS FOR DISCHARGING BATTERY IN CURRENT CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/922738 [patent_app_country] => US [patent_app_date] => 2021-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3054 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17922738 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/922738
APPARATUS FOR DISCHARGING BATTERY IN CURRENT CONTROL METHOD May 3, 2021 Pending
Array ( [id] => 18295244 [patent_doc_number] => 20230104930 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => Charge Adapter for Charging a Vehicle Battery [patent_app_type] => utility [patent_app_number] => 17/913531 [patent_app_country] => US [patent_app_date] => 2021-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2574 [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] => 17913531 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/913531
Charge Adapter for Charging a Vehicle Battery Feb 14, 2021 Pending
Array ( [id] => 18255970 [patent_doc_number] => 20230083009 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => BATTERY VOLTAGE EQUALIZATION DEVICE [patent_app_type] => utility [patent_app_number] => 17/760075 [patent_app_country] => US [patent_app_date] => 2021-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3854 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17760075 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/760075
Battery voltage equalization device Jan 26, 2021 Issued
Array ( [id] => 18108914 [patent_doc_number] => 20230001794 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => METHOD AND DEVICE FOR ASCERTAINING A STATE OF HEALTH OF A BATTERY FOR A MEANS OF TRANSPORTATION [patent_app_type] => utility [patent_app_number] => 17/777678 [patent_app_country] => US [patent_app_date] => 2020-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5167 [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] => 17777678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/777678
METHOD AND DEVICE FOR ASCERTAINING A STATE OF HEALTH OF A BATTERY FOR A MEANS OF TRANSPORTATION Nov 24, 2020 Pending
Array ( [id] => 20172406 [patent_doc_number] => 12391134 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Wireless charging device, and transportation means comprising same [patent_app_type] => utility [patent_app_number] => 17/764469 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 11421 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17764469 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/764469
Wireless charging device, and transportation means comprising same Oct 28, 2020 Issued
Array ( [id] => 18009382 [patent_doc_number] => 20220368149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => POWER STORAGE DEVICE AND OPERATION METHOD OF POWER STORAGE DEVICE [patent_app_type] => utility [patent_app_number] => 17/771970 [patent_app_country] => US [patent_app_date] => 2020-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38839 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17771970 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/771970
POWER STORAGE DEVICE AND OPERATION METHOD OF POWER STORAGE DEVICE Oct 18, 2020 Pending
Array ( [id] => 18040862 [patent_doc_number] => 20220385079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => Calibration of a Balancing System in a Battery System [patent_app_type] => utility [patent_app_number] => 17/767249 [patent_app_country] => US [patent_app_date] => 2020-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2896 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 17767249 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/767249
Calibration of a Balancing System in a Battery System Sep 23, 2020 Pending
Array ( [id] => 18584130 [patent_doc_number] => 20230266392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => MULTI-OBJECTIVE SIMULTANEOUS CHARGING METHOD FOR LITHIUM-ION BATTERY PACKS [patent_app_type] => utility [patent_app_number] => 17/793417 [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] => 3415 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17793417 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/793417
MULTI-OBJECTIVE SIMULTANEOUS CHARGING METHOD FOR LITHIUM-ION BATTERY PACKS Jun 28, 2020 Pending
Menu