
Matthew W. Van Oudenaren
Examiner (ID: 3995, Phone: (571)270-7595 , Office: P/1729 )
| Most Active Art Unit | 1729 |
| Art Unit(s) | 1729, 1728 |
| Total Applications | 788 |
| Issued Applications | 564 |
| Pending Applications | 81 |
| Abandoned Applications | 150 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20423232
[patent_doc_number] => 20250385317
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-12-18
[patent_title] => SECONDARY BATTERY AND ELECTRIC DEVICE
[patent_app_type] => utility
[patent_app_number] => 19/302993
[patent_app_country] => US
[patent_app_date] => 2025-08-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6735
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[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] => 19302993
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/302993 | SECONDARY BATTERY AND ELECTRIC DEVICE | Aug 17, 2025 | Pending |
Array
(
[id] => 20630645
[patent_doc_number] => 20260094934
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-04-02
[patent_title] => SINGLE-ION ELECTROLYTES FOR SOLID-STATE ALKALINE BATTERIES
[patent_app_type] => utility
[patent_app_number] => 19/296208
[patent_app_country] => US
[patent_app_date] => 2025-08-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3283
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 19296208
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/296208 | Single-ion electrolytes for solid-state alkaline batteries | Aug 10, 2025 | Issued |
Array
(
[id] => 20382039
[patent_doc_number] => 20250364532
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-27
[patent_title] => NEGATIVE ELECTRODE PLATE, SECONDARY BATTERY, AND ELECTRIC APPARATUS
[patent_app_type] => utility
[patent_app_number] => 19/295868
[patent_app_country] => US
[patent_app_date] => 2025-08-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4917
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19295868
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/295868 | NEGATIVE ELECTRODE PLATE, SECONDARY BATTERY, AND ELECTRIC APPARATUS | Aug 10, 2025 | Pending |
Array
(
[id] => 19781759
[patent_doc_number] => 12230799
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2025-02-18
[patent_title] => Carbon nanotube sodiophilic metal anode-free sodium metal battery electrode material, preparation method therefor and application thereof
[patent_app_type] => utility
[patent_app_number] => 18/816719
[patent_app_country] => US
[patent_app_date] => 2024-08-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 10
[patent_no_of_words] => 6701
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 81
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18816719
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/816719 | Carbon nanotube sodiophilic metal anode-free sodium metal battery electrode material, preparation method therefor and application thereof | Aug 26, 2024 | Issued |
Array
(
[id] => 19407605
[patent_doc_number] => 20240291116
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-29
[patent_title] => Battery Module
[patent_app_type] => utility
[patent_app_number] => 18/660664
[patent_app_country] => US
[patent_app_date] => 2024-05-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9381
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -4
[patent_words_short_claim] => 141
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18660664
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/660664 | Battery Module | May 9, 2024 | Pending |
Array
(
[id] => 20305493
[patent_doc_number] => 12451495
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-21
[patent_title] => Highly active, robust and versatile multifunctional, fully non-noble metals based electro-catalyst compositions and methods of making for energy conversion and storage
[patent_app_type] => utility
[patent_app_number] => 18/654149
[patent_app_country] => US
[patent_app_date] => 2024-05-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 4933
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 199
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18654149
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/654149 | Highly active, robust and versatile multifunctional, fully non-noble metals based electro-catalyst compositions and methods of making for energy conversion and storage | May 2, 2024 | Issued |
Array
(
[id] => 20495313
[patent_doc_number] => 12537190
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-01-27
[patent_title] => Electrodes, lithium-ion batteries, and methods of making and using same
[patent_app_type] => utility
[patent_app_number] => 18/638486
[patent_app_country] => US
[patent_app_date] => 2024-04-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 23
[patent_no_of_words] => 8356
[patent_no_of_claims] => 29
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 137
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18638486
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/638486 | Electrodes, lithium-ion batteries, and methods of making and using same | Apr 16, 2024 | Issued |
Array
(
[id] => 20931643
[patent_doc_number] => 12725837
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-09-01
[patent_title] => Electrochemical device
[patent_app_type] => utility
[patent_app_number] => 18/627672
[patent_app_country] => US
[patent_app_date] => 2024-04-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 25
[patent_no_of_words] => 3286
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 242
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18627672
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/627672 | ELECTROCHEMICAL DEVICE | Apr 4, 2024 | Pending |
Array
(
[id] => 19773583
[patent_doc_number] => 20250055009
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-02-13
[patent_title] => STABLE HIGH CONDUCTIVITY OXIDE ELECTROLYTE
[patent_app_type] => utility
[patent_app_number] => 18/623682
[patent_app_country] => US
[patent_app_date] => 2024-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4663
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 18623682
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/623682 | STABLE HIGH CONDUCTIVITY OXIDE ELECTROLYTE | Mar 31, 2024 | Abandoned |
Array
(
[id] => 19335878
[patent_doc_number] => 20240250308
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-07-25
[patent_title] => ALL SOLID STATE BATTERY
[patent_app_type] => utility
[patent_app_number] => 18/583991
[patent_app_country] => US
[patent_app_date] => 2024-02-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6859
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 159
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583991
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/583991 | ALL SOLID STATE BATTERY | Feb 21, 2024 | Pending |
Array
(
[id] => 19161435
[patent_doc_number] => 20240154142
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-09
[patent_title] => CARBON DIOXIDE PRODUCTION FROM CARBONATE FUEL CELLS
[patent_app_type] => utility
[patent_app_number] => 18/417088
[patent_app_country] => US
[patent_app_date] => 2024-01-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6581
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 183
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18417088
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/417088 | Carbon dioxide production from carbonate fuel cells | Jan 18, 2024 | Issued |
Array
(
[id] => 19345043
[patent_doc_number] => 20240254006
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-01
[patent_title] => POSITIVE ELECTRODE NCM-BASED ACTIVE MATERIAL, POSITIVE ELECTRODE, AND BATTERY
[patent_app_type] => utility
[patent_app_number] => 18/416391
[patent_app_country] => US
[patent_app_date] => 2024-01-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3734
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 40
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18416391
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/416391 | POSITIVE ELECTRODE NCM-BASED ACTIVE MATERIAL, POSITIVE ELECTRODE, AND BATTERY | Jan 17, 2024 | Pending |
Array
(
[id] => 19393165
[patent_doc_number] => 20240283035
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-22
[patent_title] => SOLID-STATE BATTERY AND METHOD OF MANUFACTURING SOLID-STATE BATTERY
[patent_app_type] => utility
[patent_app_number] => 18/414471
[patent_app_country] => US
[patent_app_date] => 2024-01-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2941
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 120
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18414471
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/414471 | SOLID-STATE BATTERY AND METHOD OF MANUFACTURING SOLID-STATE BATTERY | Jan 16, 2024 | Pending |
Array
(
[id] => 20456122
[patent_doc_number] => 12519185
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-01-06
[patent_title] => Carbon adhered graphite tabs for battery terminal fastening
[patent_app_type] => utility
[patent_app_number] => 18/405610
[patent_app_country] => US
[patent_app_date] => 2024-01-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 0
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 55
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18405610
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/405610 | Carbon adhered graphite tabs for battery terminal fastening | Jan 4, 2024 | Issued |
Array
(
[id] => 19613750
[patent_doc_number] => 20240399430
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-12-05
[patent_title] => RECYCLING OF BATTERIES WITH A VACUUM CRUSHING-VAPORIZATION-COLLECTION SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/405952
[patent_app_country] => US
[patent_app_date] => 2024-01-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14355
[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] => 18405952
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/405952 | RECYCLING OF BATTERIES WITH A VACUUM CRUSHING-VAPORIZATION-COLLECTION SYSTEM | Jan 4, 2024 | Pending |
Array
(
[id] => 19286127
[patent_doc_number] => 20240222605
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-07-04
[patent_title] => NEGATIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
[patent_app_type] => utility
[patent_app_number] => 18/398138
[patent_app_country] => US
[patent_app_date] => 2023-12-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9514
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -21
[patent_words_short_claim] => 44
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18398138
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/398138 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME | Dec 26, 2023 | Pending |
Array
(
[id] => 19221808
[patent_doc_number] => 20240186512
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-06
[patent_title] => CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
[patent_app_type] => utility
[patent_app_number] => 18/523629
[patent_app_country] => US
[patent_app_date] => 2023-11-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5905
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 91
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18523629
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/523629 | CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME | Nov 28, 2023 | Pending |
Array
(
[id] => 19176487
[patent_doc_number] => 20240162461
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-16
[patent_title] => FUEL CELL SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/388320
[patent_app_country] => US
[patent_app_date] => 2023-11-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7207
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -8
[patent_words_short_claim] => 129
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18388320
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/388320 | FUEL CELL SYSTEM | Nov 8, 2023 | Abandoned |
Array
(
[id] => 19171317
[patent_doc_number] => 20240157291
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-16
[patent_title] => CO2 Filtration Battery Blanket
[patent_app_type] => utility
[patent_app_number] => 18/503921
[patent_app_country] => US
[patent_app_date] => 2023-11-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1279
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 38
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18503921
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/503921 | CO2 Filtration Battery Blanket | Nov 6, 2023 | Pending |
Array
(
[id] => 19191778
[patent_doc_number] => 20240170691
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-23
[patent_title] => BIPOLAR PLATES WITH FLOW CHANNELS FOR DIRECT DIFFUSION LAYER REACTANT INJECTION
[patent_app_type] => utility
[patent_app_number] => 18/503975
[patent_app_country] => US
[patent_app_date] => 2023-11-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 20421
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 140
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18503975
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/503975 | BIPOLAR PLATES WITH FLOW CHANNELS FOR DIRECT DIFFUSION LAYER REACTANT INJECTION | Nov 6, 2023 | Pending |