Search

Srilakshmi K. Kumar

Supervisory Patent Examiner (ID: 8103, Phone: (571)272-7769 , Office: P/2695 )

Most Active Art Unit
1700
Art Unit(s)
2775, 2687, 2675, 1700, 2629, 2695, 2647, 2694, 2627, 2600
Total Applications
970
Issued Applications
538
Pending Applications
158
Abandoned Applications
358

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18533431 [patent_doc_number] => 20230238508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => METHODS AND SYSTEMS FOR A LITHIUM-ION BATTERY CELL CATHODE [patent_app_type] => utility [patent_app_number] => 18/153985 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11625 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18153985 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/153985
METHODS AND SYSTEMS FOR A LITHIUM-ION BATTERY CELL CATHODE Jan 11, 2023 Pending
Array ( [id] => 18473490 [patent_doc_number] => 20230207778 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/093215 [patent_app_country] => US [patent_app_date] => 2023-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8235 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18093215 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/093215
Cathode active material for lithium secondary battery and lithium secondary battery including the same Jan 3, 2023 Issued
Array ( [id] => 18348668 [patent_doc_number] => 20230136779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => LITHIUM-ION BATTERY AND BATTERY MODULE, BATTERY PACK, AND ELECTRIC APPARATUS CONTAINING SAME [patent_app_type] => utility [patent_app_number] => 18/149079 [patent_app_country] => US [patent_app_date] => 2022-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9875 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18149079 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/149079
LITHIUM-ION BATTERY AND BATTERY MODULE, BATTERY PACK, AND ELECTRIC APPARATUS CONTAINING SAME Dec 30, 2022 Pending
Array ( [id] => 20538715 [patent_doc_number] => 12555794 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Electrochemical apparatus and electronic apparatus [patent_app_type] => utility [patent_app_number] => 18/147914 [patent_app_country] => US [patent_app_date] => 2022-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4330 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18147914 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/147914
Electrochemical apparatus and electronic apparatus Dec 28, 2022 Issued
Array ( [id] => 20176034 [patent_doc_number] => 12394791 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Positive electrode active material for secondary battery, positive electrode for secondary battery, and secondary battery [patent_app_type] => utility [patent_app_number] => 18/089366 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 8320 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089366 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/089366
Positive electrode active material for secondary battery, positive electrode for secondary battery, and secondary battery Dec 26, 2022 Issued
Array ( [id] => 18334639 [patent_doc_number] => 20230126587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => TERNARY POSITIVE ELECTRODE MATERIAL WITH LOW GAS GENERATION AND HIGH CAPACITY [patent_app_type] => utility [patent_app_number] => 18/087064 [patent_app_country] => US [patent_app_date] => 2022-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10499 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18087064 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/087064
TERNARY POSITIVE ELECTRODE MATERIAL WITH LOW GAS GENERATION AND HIGH CAPACITY Dec 21, 2022 Pending
Array ( [id] => 19176575 [patent_doc_number] => 20240162549 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => BATTERY PACK [patent_app_type] => utility [patent_app_number] => 18/282753 [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] => 13291 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18282753 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/282753
BATTERY PACK Dec 20, 2022 Pending
Array ( [id] => 18311582 [patent_doc_number] => 20230115482 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, BATTERY MODULE AND BATTERY SYSTEM USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/079189 [patent_app_country] => US [patent_app_date] => 2022-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 39181 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18079189 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/079189
POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, BATTERY MODULE AND BATTERY SYSTEM USING THE SAME Dec 11, 2022 Abandoned
Array ( [id] => 18424262 [patent_doc_number] => 20230178726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => CATHODE ACTIVE MATERIAL PRECURSOR FOR LITHIUM SECONDARY BATTERY, CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 18/074136 [patent_app_country] => US [patent_app_date] => 2022-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18074136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/074136
CATHODE ACTIVE MATERIAL PRECURSOR FOR LITHIUM SECONDARY BATTERY, CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY Dec 1, 2022 Pending
Array ( [id] => 19539639 [patent_doc_number] => 12132198 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Cathode active material for lithium secondary battery and lithium secondary battery including the same [patent_app_type] => utility [patent_app_number] => 17/994177 [patent_app_country] => US [patent_app_date] => 2022-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 9543 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994177 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994177
Cathode active material for lithium secondary battery and lithium secondary battery including the same Nov 24, 2022 Issued
Array ( [id] => 20508045 [patent_doc_number] => 12542327 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Battery module and battery unit [patent_app_type] => utility [patent_app_number] => 18/051904 [patent_app_country] => US [patent_app_date] => 2022-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 1104 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18051904 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/051904
Battery module and battery unit Nov 1, 2022 Issued
Array ( [id] => 18704947 [patent_doc_number] => 11791466 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Modified graphite and preparation method thereof, secondary battery, battery module, battery pack, and electrical device [patent_app_type] => utility [patent_app_number] => 18/050048 [patent_app_country] => US [patent_app_date] => 2022-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 13517 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18050048 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/050048
Modified graphite and preparation method thereof, secondary battery, battery module, battery pack, and electrical device Oct 26, 2022 Issued
Array ( [id] => 18337204 [patent_doc_number] => 20230129153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => IONIC LIQUID, ELECTROLYTE FOR SECONDARY BATTERY INCLUDING IONIC LIQUID, AND SECONDARY BATTERY INCLUDING ELECTROLYTE [patent_app_type] => utility [patent_app_number] => 17/974392 [patent_app_country] => US [patent_app_date] => 2022-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17974392 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/974392
IONIC LIQUID, ELECTROLYTE FOR SECONDARY BATTERY INCLUDING IONIC LIQUID, AND SECONDARY BATTERY INCLUDING ELECTROLYTE Oct 25, 2022 Pending
Array ( [id] => 18857679 [patent_doc_number] => 11855277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Composite positive-electrode material and preparation method thereof, positive-electrode plate, secondary battery, and battery module, battery pack, and apparatus containing such secondary battery [patent_app_type] => utility [patent_app_number] => 17/971500 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 10771 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17971500 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/971500
Composite positive-electrode material and preparation method thereof, positive-electrode plate, secondary battery, and battery module, battery pack, and apparatus containing such secondary battery Oct 20, 2022 Issued
Array ( [id] => 20216243 [patent_doc_number] => 12412898 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Binder composition for secondary battery, negative electrode for secondary battery including the same, and lithium secondary battery including the same [patent_app_type] => utility [patent_app_number] => 17/970259 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6823 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17970259 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/970259
Binder composition for secondary battery, negative electrode for secondary battery including the same, and lithium secondary battery including the same Oct 19, 2022 Issued
Array ( [id] => 18207535 [patent_doc_number] => 20230053792 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => POSITIVE ELECTRODE FOR SECONDARY BATTERY, AND SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/970312 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17601 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17970312 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/970312
Positive electrode for secondary battery, and secondary battery Oct 19, 2022 Issued
Array ( [id] => 18335000 [patent_doc_number] => 20230126948 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => BATTERY PACK AND POWER CONSUMING DEVICE [patent_app_type] => utility [patent_app_number] => 17/968887 [patent_app_country] => US [patent_app_date] => 2022-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18749 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 397 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17968887 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/968887
Battery pack and power consuming device Oct 18, 2022 Issued
Array ( [id] => 18243014 [patent_doc_number] => 20230075325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => SECONDARY BATTERY, PREPARATION METHOD THEREOF, AND BATTERY MODULE, BATTERY PACK, AND APPARATUS CONTAINING SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 18/046157 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12883 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046157 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046157
Secondary battery, preparation method thereof, and battery module, battery pack, and apparatus containing secondary battery Oct 12, 2022 Issued
Array ( [id] => 18906461 [patent_doc_number] => 20240021946 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => Battery Module And Battery Pack Comprising Same [patent_app_type] => utility [patent_app_number] => 18/038523 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6312 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18038523 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/038523
Battery Module And Battery Pack Comprising Same Oct 12, 2022 Issued
Array ( [id] => 18198198 [patent_doc_number] => 20230051717 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE MATERIAL AND METHOD FOR PRODUCING SAME, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY WHICH USES POSITIVE ELECTRODE ACTIVE MATERIAL [patent_app_type] => utility [patent_app_number] => 17/962637 [patent_app_country] => US [patent_app_date] => 2022-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 17962637 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/962637
Method for evaluating a characteristic of a nonaqueous electrolyte secondary battery positive electrode active material Oct 9, 2022 Issued
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