Search

Chinedu Charles Agwumezie

Examiner (ID: 2864, Phone: (571)272-6838 , Office: P/3685 )

Most Active Art Unit
3685
Art Unit(s)
3621, 3697, 3685
Total Applications
784
Issued Applications
318
Pending Applications
18
Abandoned Applications
449

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17389792 [patent_doc_number] => 20220037644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => Lithium-Doped Silicon-Based Oxide Negative Electrode Active Material, Method of Preparing the Same, and Negative Electrode and Secondary Battery Including the Same [patent_app_type] => utility [patent_app_number] => 17/383582 [patent_app_country] => US [patent_app_date] => 2021-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10410 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17383582 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/383582
Lithium-doped silicon-based oxide negative electrode active material, method of preparing the same, and negative electrode and secondary battery including the same Jul 22, 2021 Issued
Array ( [id] => 17374199 [patent_doc_number] => 20220029251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => Lithium Secondary Battery [patent_app_type] => utility [patent_app_number] => 17/381549 [patent_app_country] => US [patent_app_date] => 2021-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17381549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/381549
Lithium Secondary Battery Jul 20, 2021 Pending
Array ( [id] => 17615946 [patent_doc_number] => 20220158226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => ALL-SOLID BATTERY AND METHOD OF PREPARING THE SAME [patent_app_type] => utility [patent_app_number] => 17/375162 [patent_app_country] => US [patent_app_date] => 2021-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17375162 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/375162
All-solid battery and method of preparing the same Jul 13, 2021 Issued
Array ( [id] => 20389424 [patent_doc_number] => 12489161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Secondary battery and battery module [patent_app_type] => utility [patent_app_number] => 17/362960 [patent_app_country] => US [patent_app_date] => 2021-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 461 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17362960 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/362960
Secondary battery and battery module Jun 28, 2021 Issued
Array ( [id] => 17347545 [patent_doc_number] => 20220013876 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => Electrochemical Cell Activated With A Liquid Electrolyte Wetting The Electrode Assembly Through A Channel System In The Casing Lid [patent_app_type] => utility [patent_app_number] => 17/358076 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4561 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17358076 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/358076
Electrochemical cell activated with a liquid electrolyte wetting the electrode assembly through a channel system in the casing lid Jun 24, 2021 Issued
Array ( [id] => 18380126 [patent_doc_number] => 20230155216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => Pouch-Shaped Secondary Battery with Improved Safety and Battery Module Including the Same [patent_app_type] => utility [patent_app_number] => 17/915839 [patent_app_country] => US [patent_app_date] => 2021-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17915839 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/915839
Pouch-Shaped Secondary Battery with Improved Safety and Battery Module Including the Same Jun 21, 2021 Pending
Array ( [id] => 17871324 [patent_doc_number] => 20220294061 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => BATTERY ACCOMMODATION MODULE [patent_app_type] => utility [patent_app_number] => 17/341803 [patent_app_country] => US [patent_app_date] => 2021-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17341803 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/341803
Battery accommodation module Jun 7, 2021 Issued
Array ( [id] => 17986518 [patent_doc_number] => 20220352555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => LIGHTWEIGHT BATTERY CELL ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/246704 [patent_app_country] => US [patent_app_date] => 2021-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4833 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17246704 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/246704
LIGHTWEIGHT BATTERY CELL ASSEMBLY May 1, 2021 Abandoned
Array ( [id] => 17986459 [patent_doc_number] => 20220352496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => METHOD AND APPARATUS FOR FABRICATING AN ELECTRODE FOR A BATTERY [patent_app_type] => utility [patent_app_number] => 17/242616 [patent_app_country] => US [patent_app_date] => 2021-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5830 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17242616 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/242616
METHOD AND APPARATUS FOR FABRICATING AN ELECTRODE FOR A BATTERY Apr 27, 2021 Abandoned
Array ( [id] => 17509618 [patent_doc_number] => 20220102721 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => PRELITHIATION SOLUTION FOR GRAPHITE OR GRAPHITE COMPOSITE ANODE AND PRELITHIATION METHOD USING SAME [patent_app_type] => utility [patent_app_number] => 17/217413 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4896 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17217413 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/217413
PRELITHIATION SOLUTION FOR GRAPHITE OR GRAPHITE COMPOSITE ANODE AND PRELITHIATION METHOD USING SAME Mar 29, 2021 Abandoned
Array ( [id] => 18757846 [patent_doc_number] => 20230361313 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => ELECTRODE FOR POWER STORAGE DEVICES AND LITHIUM-ION SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/634391 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25741 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17634391 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/634391
ELECTRODE FOR POWER STORAGE DEVICES AND LITHIUM-ION SECONDARY BATTERY Mar 29, 2021 Pending
Array ( [id] => 17218065 [patent_doc_number] => 20210351403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/209936 [patent_app_country] => US [patent_app_date] => 2021-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17209936 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/209936
SECONDARY BATTERY Mar 22, 2021 Abandoned
Array ( [id] => 17130851 [patent_doc_number] => 20210305620 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => LITHIUM ION SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/206101 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5704 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17206101 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/206101
LITHIUM ION SECONDARY BATTERY Mar 17, 2021 Abandoned
Array ( [id] => 19229860 [patent_doc_number] => 12009504 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Electrode, electrode group, secondary battery, battery pack, and vehicle [patent_app_type] => utility [patent_app_number] => 17/186046 [patent_app_country] => US [patent_app_date] => 2021-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 17092 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17186046 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/186046
Electrode, electrode group, secondary battery, battery pack, and vehicle Feb 25, 2021 Issued
Array ( [id] => 18729649 [patent_doc_number] => 20230343945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => Electrochemical Cells [patent_app_type] => utility [patent_app_number] => 17/800607 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8331 [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] => 17800607 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/800607
Electrochemical Cells Feb 18, 2021 Abandoned
Array ( [id] => 17417443 [patent_doc_number] => 20220052347 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => POROUS COMPOSITE ELECTRODE HAVING RATIO GRADIENT OF ACTIVE MATERIAL/CURRENT-COLLECTING MATERIAL BY THREE-DIMENSIONAL NANOSTRUCTURE, METHOD FOR MANUFACTURING ELECTRODE AND SECONDARY BATTERY INCLUDING THE ELECTRODE [patent_app_type] => utility [patent_app_number] => 17/177507 [patent_app_country] => US [patent_app_date] => 2021-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5894 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17177507 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/177507
POROUS COMPOSITE ELECTRODE HAVING RATIO GRADIENT OF ACTIVE MATERIAL/CURRENT-COLLECTING MATERIAL BY THREE-DIMENSIONAL NANOSTRUCTURE, METHOD FOR MANUFACTURING ELECTRODE AND SECONDARY BATTERY INCLUDING THE ELECTRODE Feb 16, 2021 Abandoned
Array ( [id] => 17145541 [patent_doc_number] => 20210313554 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => LAMINATE-TYPE ELECTRICAL STORAGE DEVICE AND METHOD OF INSPECTING SHORT-CIRCUITING OF THE SAME [patent_app_type] => utility [patent_app_number] => 17/176267 [patent_app_country] => US [patent_app_date] => 2021-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5808 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17176267 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/176267
LAMINATE-TYPE ELECTRICAL STORAGE DEVICE AND METHOD OF INSPECTING SHORT-CIRCUITING OF THE SAME Feb 15, 2021 Abandoned
Array ( [id] => 20467669 [patent_doc_number] => 12523705 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Battery apparatus and current sensor diagnosis method [patent_app_type] => utility [patent_app_number] => 17/439043 [patent_app_country] => US [patent_app_date] => 2021-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1284 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17439043 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/439043
Battery apparatus and current sensor diagnosis method Jan 11, 2021 Issued
Array ( [id] => 18177347 [patent_doc_number] => 20230038076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => POWER SUPPLY METHOD AND SYSTEM FOR HYDROGEN FUEL CELL STACK, AND HYDROGEN POWERED MOTORCYCLE AND DRIVING METHOD AND SYSTEM THEREOF [patent_app_type] => utility [patent_app_number] => 17/789804 [patent_app_country] => US [patent_app_date] => 2020-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6941 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17789804 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/789804
POWER SUPPLY METHOD AND SYSTEM FOR HYDROGEN FUEL CELL STACK, AND HYDROGEN POWERED MOTORCYCLE AND DRIVING METHOD AND SYSTEM THEREOF Dec 23, 2020 Pending
Array ( [id] => 17011389 [patent_doc_number] => 20210242550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => SYSTEM AND METHOD FOR MULTI-ELECTROLYTE ACTIVATION AND REFURBISHMENT OF ELECTROCHEMICAL CELLS [patent_app_type] => utility [patent_app_number] => 17/130776 [patent_app_country] => US [patent_app_date] => 2020-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8180 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17130776 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/130776
SYSTEM AND METHOD FOR MULTI-ELECTROLYTE ACTIVATION AND REFURBISHMENT OF ELECTROCHEMICAL CELLS Dec 21, 2020 Pending
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