Search

Zhongqing Wei

Examiner (ID: 8734, Phone: (571)272-4809 , Office: P/1726 )

Most Active Art Unit
1727
Art Unit(s)
1727, 1726
Total Applications
468
Issued Applications
221
Pending Applications
103
Abandoned Applications
174

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17803563 [patent_doc_number] => 11417876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Positive electrode active material and nonaqueous electrolyte secondary battery including positive electrode active material [patent_app_type] => utility [patent_app_number] => 16/749237 [patent_app_country] => US [patent_app_date] => 2020-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 7770 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16749237 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/749237
Positive electrode active material and nonaqueous electrolyte secondary battery including positive electrode active material Jan 21, 2020 Issued
Array ( [id] => 16194526 [patent_doc_number] => 20200235375 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-23 [patent_title] => LIQUID COMPOSITION, ELECTRODE AND METHOD OF MANUFACTURING ELECTRODE, AND ELECTROCHEMICAL ELEMENT AND METHOD OF MANUFACTURING ELECTROCHEMICAL ELEMENT [patent_app_type] => utility [patent_app_number] => 16/747893 [patent_app_country] => US [patent_app_date] => 2020-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16747893 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/747893
LIQUID COMPOSITION, ELECTRODE AND METHOD OF MANUFACTURING ELECTRODE, AND ELECTROCHEMICAL ELEMENT AND METHOD OF MANUFACTURING ELECTROCHEMICAL ELEMENT Jan 20, 2020 Abandoned
Array ( [id] => 19842923 [patent_doc_number] => 12255327 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Positive electrode active material, method of preparing the positive electrode active material, and positive electrode and lithium secondary battery which include the positive electrode active material [patent_app_type] => utility [patent_app_number] => 17/413100 [patent_app_country] => US [patent_app_date] => 2020-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8684 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17413100 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/413100
Positive electrode active material, method of preparing the positive electrode active material, and positive electrode and lithium secondary battery which include the positive electrode active material Jan 6, 2020 Issued
Array ( [id] => 18767158 [patent_doc_number] => 11817572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Secondary battery, battery pack, electrically driven vehicle, electric power storage system, electric tool, and electronic device [patent_app_type] => utility [patent_app_number] => 16/735266 [patent_app_country] => US [patent_app_date] => 2020-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 22859 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16735266 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/735266
Secondary battery, battery pack, electrically driven vehicle, electric power storage system, electric tool, and electronic device Jan 5, 2020 Issued
Array ( [id] => 18913230 [patent_doc_number] => 11876220 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Silicon-based anode material for secondary battery and preparation method thereof, secondary battery [patent_app_type] => utility [patent_app_number] => 16/772780 [patent_app_country] => US [patent_app_date] => 2019-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 9944 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16772780 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/772780
Silicon-based anode material for secondary battery and preparation method thereof, secondary battery Dec 29, 2019 Issued
Array ( [id] => 17448849 [patent_doc_number] => 20220069354 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => SULFUR-BASED ELECTROLYTE SOLUTION FOR MAGNESIUM CELL [patent_app_type] => utility [patent_app_number] => 17/417276 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26117 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17417276 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/417276
SULFUR-BASED ELECTROLYTE SOLUTION FOR MAGNESIUM CELL Dec 25, 2019 Abandoned
Array ( [id] => 17432124 [patent_doc_number] => 20220059834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => LITHIUM METAL COMPLEX OXIDE POWDER, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERIES, AND LITHIUM SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/413871 [patent_app_country] => US [patent_app_date] => 2019-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17413871 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/413871
LITHIUM METAL COMPLEX OXIDE POWDER, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERIES, AND LITHIUM SECONDARY BATTERY Dec 19, 2019 Pending
Array ( [id] => 17826032 [patent_doc_number] => 11430989 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-30 [patent_title] => Active material of anode of lithium-ion battery, anode of lithium-ion battery and lithium-ion battery [patent_app_type] => utility [patent_app_number] => 16/720004 [patent_app_country] => US [patent_app_date] => 2019-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4776 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16720004 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/720004
Active material of anode of lithium-ion battery, anode of lithium-ion battery and lithium-ion battery Dec 18, 2019 Issued
Array ( [id] => 17174595 [patent_doc_number] => 20210328266 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => Electrolyte Solution For Lithium Secondary Battery and Lithium Secondary Battery Including the Same [patent_app_type] => utility [patent_app_number] => 17/312587 [patent_app_country] => US [patent_app_date] => 2019-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17312587 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/312587
Electrolyte solution for lithium secondary battery and lithium secondary battery including the same Dec 16, 2019 Issued
Array ( [id] => 16238323 [patent_doc_number] => 20200255557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => LITHIUM POLY(ACRYLIC ACID) BINDERS FOR ANODES OF FAST CHARGING LITHIUM ION BATTERIES [patent_app_type] => utility [patent_app_number] => 16/711484 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3610 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16711484 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/711484
LITHIUM POLY(ACRYLIC ACID) BINDERS FOR ANODES OF FAST CHARGING LITHIUM ION BATTERIES Dec 11, 2019 Pending
Array ( [id] => 16081597 [patent_doc_number] => 20200194785 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => NEGATIVE ACTIVE MATERIAL, LITHIUM SECONDARY BATTERY INCLUDING THE NEGATIVE ACTIVE MATERIAL, AND METHOD OF PREPARING THE NEGATIVE ACTIVE MATERIAL [patent_app_type] => utility [patent_app_number] => 16/711547 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13464 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16711547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/711547
NEGATIVE ACTIVE MATERIAL, LITHIUM SECONDARY BATTERY INCLUDING THE NEGATIVE ACTIVE MATERIAL, AND METHOD OF PREPARING THE NEGATIVE ACTIVE MATERIAL Dec 11, 2019 Abandoned
Array ( [id] => 19720580 [patent_doc_number] => 12206127 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Battery pack including flame-retardant cap [patent_app_type] => utility [patent_app_number] => 17/422732 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6664 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17422732 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/422732
Battery pack including flame-retardant cap Dec 8, 2019 Issued
Array ( [id] => 17189359 [patent_doc_number] => 20210336244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => SECONDARY BATTERY AND APPARATUS INCLUDING THE SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/056958 [patent_app_country] => US [patent_app_date] => 2019-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7306 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17056958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/056958
Secondary battery and apparatus including the secondary battery Dec 5, 2019 Issued
Array ( [id] => 17464234 [patent_doc_number] => 20220077540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => BATTERY PACK [patent_app_type] => utility [patent_app_number] => 17/424481 [patent_app_country] => US [patent_app_date] => 2019-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17424481 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/424481
Battery pack Dec 1, 2019 Issued
Array ( [id] => 19766140 [patent_doc_number] => 12224445 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Cylindrical battery [patent_app_type] => utility [patent_app_number] => 17/414530 [patent_app_country] => US [patent_app_date] => 2019-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5658 [patent_no_of_claims] => 6 [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] => 17414530 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/414530
Cylindrical battery Dec 1, 2019 Issued
Array ( [id] => 15688779 [patent_doc_number] => 20200099053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => AQUEOUS BINDER COMPOSITION FOR LITHIUM ION ELECTRICAL STORAGE DEVICES [patent_app_type] => utility [patent_app_number] => 16/697863 [patent_app_country] => US [patent_app_date] => 2019-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7662 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16697863 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/697863
Aqueous binder composition for lithium ion electrical storage devices Nov 26, 2019 Issued
Array ( [id] => 15688777 [patent_doc_number] => 20200099052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING NEGATIVE ELECTRODE ACTIVE MATERIAL, AND SECONDARY BATTERY INCLUDING NEGATIVE ELECTRODE [patent_app_type] => utility [patent_app_number] => 16/696672 [patent_app_country] => US [patent_app_date] => 2019-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16696672 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/696672
Negative electrode active material, negative electrode including negative electrode active material, and secondary battery including negative electrode Nov 25, 2019 Issued
Array ( [id] => 16509595 [patent_doc_number] => 20200388851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => POSITIVE ELECTRODE PLATE AND ELECTROCHEMICAL DEVICE [patent_app_type] => utility [patent_app_number] => 16/971813 [patent_app_country] => US [patent_app_date] => 2019-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11395 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16971813 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/971813
POSITIVE ELECTRODE PLATE AND ELECTROCHEMICAL DEVICE Nov 12, 2019 Abandoned
Array ( [id] => 15565345 [patent_doc_number] => 20200067084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL HAVING HIGH DEGREE OF MATCHING OF ELECTROCONDUCTIVE DIRECTION AND LITHIUM ION SECONDARY CELL USING SAME [patent_app_type] => utility [patent_app_number] => 16/666701 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8163 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 16666701 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/666701
Positive electrode active material having high degree of matching of electroconductive direction and lithium ion secondary cell using same Oct 28, 2019 Issued
Array ( [id] => 19428528 [patent_doc_number] => 12087967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Functional separator, manufacturing method therefor, and lithium secondary battery comprising same [patent_app_type] => utility [patent_app_number] => 17/052918 [patent_app_country] => US [patent_app_date] => 2019-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6232 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [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] => 17052918 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/052918
Functional separator, manufacturing method therefor, and lithium secondary battery comprising same Oct 24, 2019 Issued
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