Search

Keith D. Walker

Supervisory Patent Examiner (ID: 6212, Phone: (571)272-3458 , Office: P/1735 )

Most Active Art Unit
1735
Art Unit(s)
1735, 1726, 1745, 1795
Total Applications
565
Issued Applications
152
Pending Applications
54
Abandoned Applications
362

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19055291 [patent_doc_number] => 20240097260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => STORAGE METHOD [patent_app_type] => utility [patent_app_number] => 18/468777 [patent_app_country] => US [patent_app_date] => 2023-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18468777 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/468777
STORAGE METHOD Sep 17, 2023 Pending
Array ( [id] => 18757366 [patent_doc_number] => 20230360827 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => BONDED MAGNET [patent_app_type] => utility [patent_app_number] => 18/318290 [patent_app_country] => US [patent_app_date] => 2023-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18318290 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/318290
BONDED MAGNET May 15, 2023 Abandoned
Array ( [id] => 18473522 [patent_doc_number] => 20230207810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => Positive Electrode Slurry Composition, Positive Electrode and Lithium Secondary Battery Manufactured Using the Same [patent_app_type] => utility [patent_app_number] => 18/086247 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18086247 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/086247
Positive Electrode Slurry Composition, Positive Electrode and Lithium Secondary Battery Manufactured Using the Same Dec 20, 2022 Pending
Array ( [id] => 19247443 [patent_doc_number] => 20240198428 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => METHOD OF MANUFACTURING AN OBJECT [patent_app_type] => utility [patent_app_number] => 18/085022 [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] => 5254 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085022 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085022
METHOD OF MANUFACTURING AN OBJECT Dec 19, 2022 Abandoned
Array ( [id] => 18440441 [patent_doc_number] => 20230187736 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => METAL-AIR BATTERY MODULE [patent_app_type] => utility [patent_app_number] => 18/078046 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5710 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18078046 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/078046
METAL-AIR BATTERY MODULE Dec 7, 2022 Pending
Array ( [id] => 18440324 [patent_doc_number] => 20230187619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => ELECTRODE BODY, RECHARGEABLE BATTERY, AND METHOD FOR MANUFACTURING ELECTRODE BODY [patent_app_type] => utility [patent_app_number] => 18/076089 [patent_app_country] => US [patent_app_date] => 2022-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18076089 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/076089
ELECTRODE BODY, RECHARGEABLE BATTERY, AND METHOD FOR MANUFACTURING ELECTRODE BODY Dec 5, 2022 Pending
Array ( [id] => 18440323 [patent_doc_number] => 20230187618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/075000 [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] => 7226 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18075000 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/075000
CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME Dec 4, 2022 Pending
Array ( [id] => 19146733 [patent_doc_number] => 20240145774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => ELECTROLYTES FOR LITHIUM-RICH, LAYERED CATHODES [patent_app_type] => utility [patent_app_number] => 17/978462 [patent_app_country] => US [patent_app_date] => 2022-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8989 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17978462 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/978462
ELECTROLYTES FOR LITHIUM-RICH, LAYERED CATHODES Oct 31, 2022 Pending
Array ( [id] => 19002526 [patent_doc_number] => 20240066597 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => METHODS OF ADDITIVELY MANUFACTURING A MANUFACTURED COMPONENT AND SYSTEMS THAT PERFORM THE METHODS [patent_app_type] => utility [patent_app_number] => 17/895870 [patent_app_country] => US [patent_app_date] => 2022-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17895870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/895870
METHODS OF ADDITIVELY MANUFACTURING A MANUFACTURED COMPONENT AND SYSTEMS THAT PERFORM THE METHODS Aug 24, 2022 Abandoned
Array ( [id] => 18927423 [patent_doc_number] => 20240030427 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => Cathode Additive and Cathode Containing Same for Lithium Secondary Battery [patent_app_type] => utility [patent_app_number] => 18/025501 [patent_app_country] => US [patent_app_date] => 2022-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18025501 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025501
Cathode Additive and Cathode Containing Same for Lithium Secondary Battery May 5, 2022 Pending
Array ( [id] => 17642393 [patent_doc_number] => 20220170131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => METHOD OF MANUFACTURING LOW IRON LOSS GRAIN ORIENTED ELECTRICAL STEEL SHEET [patent_app_type] => utility [patent_app_number] => 17/674264 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13011 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 409 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17674264 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/674264
METHOD OF MANUFACTURING LOW IRON LOSS GRAIN ORIENTED ELECTRICAL STEEL SHEET Feb 16, 2022 Abandoned
Array ( [id] => 18927497 [patent_doc_number] => 20240030501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => ELECTROCHEMICAL CELLS INCLUDING ANODES COMPRISING A PROTECTIVE LAYER, AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/247577 [patent_app_country] => US [patent_app_date] => 2021-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9888 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18247577 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/247577
ELECTROCHEMICAL CELLS INCLUDING ANODES COMPRISING A PROTECTIVE LAYER, AND RELATED METHODS Sep 30, 2021 Pending
Array ( [id] => 17389213 [patent_doc_number] => 20220037065 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => SM-FE-N-BASED MAGNET POWDER, SM-FE-N-BASED SINTERED MAGNET, AND PRODUCTION METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 17/489054 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6742 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17489054 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/489054
Sm--Fe--N-based magnet powder, Sm--Fe--N-based sintered magnet, and production method therefor Sep 28, 2021 Issued
Array ( [id] => 18680468 [patent_doc_number] => 20230318129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 18/023531 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12257 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18023531 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/023531
SECONDARY BATTERY Aug 29, 2021 Pending
Array ( [id] => 18616166 [patent_doc_number] => 20230282905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => BATTERY CELL THERMAL RUNAWAY BARRIER [patent_app_type] => utility [patent_app_number] => 18/007276 [patent_app_country] => US [patent_app_date] => 2021-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12231 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18007276 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/007276
BATTERY CELL THERMAL RUNAWAY BARRIER Jul 29, 2021 Pending
Array ( [id] => 17229005 [patent_doc_number] => 20210355561 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => HEAT EXCHANGE METHOD, HEAT EXCHANGE MEDIUM, HEAT EXCHANGE DEVICE, PATENTING METHOD, AND CARBON-STEEL WIRE [patent_app_type] => utility [patent_app_number] => 17/443545 [patent_app_country] => US [patent_app_date] => 2021-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5601 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17443545 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/443545
HEAT EXCHANGE METHOD, HEAT EXCHANGE MEDIUM, HEAT EXCHANGE DEVICE, PATENTING METHOD, AND CARBON-STEEL WIRE Jul 26, 2021 Abandoned
Array ( [id] => 17989348 [patent_doc_number] => 20220355385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => METHODS AND SYSTEMS FOR ADDITIVELY MANUFACTURING DENSIFIED COMPONENTS [patent_app_type] => utility [patent_app_number] => 17/313832 [patent_app_country] => US [patent_app_date] => 2021-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10505 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17313832 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/313832
METHODS AND SYSTEMS FOR ADDITIVELY MANUFACTURING DENSIFIED COMPONENTS May 5, 2021 Abandoned
Array ( [id] => 18488676 [patent_doc_number] => 20230216024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/927473 [patent_app_country] => US [patent_app_date] => 2021-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10540 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17927473 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/927473
POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Apr 19, 2021 Pending
Array ( [id] => 17262530 [patent_doc_number] => 20210375515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => RARE EARTH MAGNET AND PRODUCTION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/219995 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14979 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17219995 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/219995
RARE EARTH MAGNET AND PRODUCTION METHOD THEREOF Mar 31, 2021 Abandoned
Array ( [id] => 18350009 [patent_doc_number] => 20230138120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => HEAT TREATMENT METHOD FOR BATTERY WASTE AND LITHIUM RECOVERY METHOD [patent_app_type] => utility [patent_app_number] => 17/907917 [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] => 4219 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17907917 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/907917
HEAT TREATMENT METHOD FOR BATTERY WASTE AND LITHIUM RECOVERY METHOD Mar 29, 2021 Abandoned
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