Search

Fred Tzeng

Examiner (ID: 826, Phone: (571)272-7565 , Office: P/2695 )

Most Active Art Unit
2627
Art Unit(s)
2695, 2651, 2752, 2625, 2627, 2186, 2686
Total Applications
1782
Issued Applications
1600
Pending Applications
63
Abandoned Applications
139

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18144760 [patent_doc_number] => 20230018612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => COBALT-FREE SYSTEM, POSITIVE ELECTRODE SLURRY, SLURRY HOMOGENIZATION METHOD THEREFOR, AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/785901 [patent_app_country] => US [patent_app_date] => 2020-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5981 [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] => 17785901 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/785901
COBALT-FREE SYSTEM, POSITIVE ELECTRODE SLURRY, SLURRY HOMOGENIZATION METHOD THEREFOR, AND USE THEREOF Oct 29, 2020 Pending
Array ( [id] => 18959511 [patent_doc_number] => 20240047838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Secondary Battery and Method for Manufacturing the Same [patent_app_type] => utility [patent_app_number] => 17/773038 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6963 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17773038 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/773038
Secondary battery and method for manufacturing the same Oct 28, 2020 Issued
Array ( [id] => 16828094 [patent_doc_number] => 20210143387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => SEALED BATTERY [patent_app_type] => utility [patent_app_number] => 17/073684 [patent_app_country] => US [patent_app_date] => 2020-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8078 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17073684 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/073684
Sealed battery Oct 18, 2020 Issued
Array ( [id] => 16765829 [patent_doc_number] => 20210111411 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES AND LITHIUM ION SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/069841 [patent_app_country] => US [patent_app_date] => 2020-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7792 [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] => 17069841 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/069841
ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES AND LITHIUM ION SECONDARY BATTERY Oct 12, 2020 Abandoned
Array ( [id] => 17959845 [patent_doc_number] => 20220340425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => SULFIDIC SOLID ELECTROYLYTE AND ITS PRECURSOR II [patent_app_type] => utility [patent_app_number] => 17/763979 [patent_app_country] => US [patent_app_date] => 2020-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17763979 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/763979
SULFIDIC SOLID ELECTROYLYTE AND ITS PRECURSOR II Sep 23, 2020 Pending
Array ( [id] => 17871193 [patent_doc_number] => 20220293930 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => Positive Electrode for Lithium Secondary Battery, Method for Manufacturing the Same, and Lithium Secondary Battery Including the Same [patent_app_type] => utility [patent_app_number] => 17/635476 [patent_app_country] => US [patent_app_date] => 2020-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17635476 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635476
Positive Electrode for Lithium Secondary Battery, Method for Manufacturing the Same, and Lithium Secondary Battery Including the Same Sep 8, 2020 Pending
Array ( [id] => 17949805 [patent_doc_number] => 20220336824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => SYSTEM AND APPARATUS [patent_app_type] => utility [patent_app_number] => 17/640477 [patent_app_country] => US [patent_app_date] => 2020-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5795 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17640477 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/640477
SYSTEM AND APPARATUS Sep 6, 2020 Abandoned
Array ( [id] => 17871277 [patent_doc_number] => 20220294014 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => ELECTROLYTE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 17/637068 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10057 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17637068 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/637068
ELECTROLYTE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY INCLUDING SAME Sep 2, 2020 Pending
Array ( [id] => 17886950 [patent_doc_number] => 20220302428 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => SECONDARY BATTERY AND MANUFACTURING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 17/635848 [patent_app_country] => US [patent_app_date] => 2020-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17635848 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635848
SECONDARY BATTERY AND MANUFACTURING METHOD THEREFOR Aug 18, 2020 Pending
Array ( [id] => 16471998 [patent_doc_number] => 20200373536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => OLEFIN SEPARATOR FREE LI-ION BATTERY [patent_app_type] => utility [patent_app_number] => 16/990377 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12315 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16990377 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/990377
Olefin separator free Li-ion battery Aug 10, 2020 Issued
Array ( [id] => 17871351 [patent_doc_number] => 20220294088 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 17/635619 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11783 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17635619 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635619
ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING SAME Aug 10, 2020 Pending
Array ( [id] => 19796568 [patent_doc_number] => 12237543 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Battery, battery module and electric equipment [patent_app_type] => utility [patent_app_number] => 17/059076 [patent_app_country] => US [patent_app_date] => 2020-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 26 [patent_no_of_words] => 10440 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17059076 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/059076
Battery, battery module and electric equipment Aug 9, 2020 Issued
Array ( [id] => 16625228 [patent_doc_number] => 20210043881 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => BATTERY CELL INSULATION AND WETTABILITY [patent_app_type] => utility [patent_app_number] => 16/983428 [patent_app_country] => US [patent_app_date] => 2020-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7794 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16983428 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/983428
BATTERY CELL INSULATION AND WETTABILITY Aug 2, 2020 Abandoned
Array ( [id] => 19199260 [patent_doc_number] => 11996511 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Rechargeable battery [patent_app_type] => utility [patent_app_number] => 17/597241 [patent_app_country] => US [patent_app_date] => 2020-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5673 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17597241 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/597241
Rechargeable battery Jul 27, 2020 Issued
Array ( [id] => 17085886 [patent_doc_number] => 20210280893 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => APPARATUS FOR FOLDING POUCH FOR SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 16/928608 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4926 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 16928608 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928608
Apparatus for folding pouch for secondary battery Jul 13, 2020 Issued
Array ( [id] => 16625258 [patent_doc_number] => 20210043911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => CONTINUOUS CURRENT COLLECTORS IN BATTERY CONFIGURATIONS [patent_app_type] => utility [patent_app_number] => 16/916311 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16916311 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/916311
CONTINUOUS CURRENT COLLECTORS IN BATTERY CONFIGURATIONS Jun 29, 2020 Abandoned
Array ( [id] => 17901429 [patent_doc_number] => 20220311091 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => COATED SEPARATOR WITH FLUOROPOLYMERS FOR LITHIUM ION BATTERY [patent_app_type] => utility [patent_app_number] => 17/618915 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9558 [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] => 17618915 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/618915
COATED SEPARATOR WITH FLUOROPOLYMERS FOR LITHIUM ION BATTERY Jun 22, 2020 Abandoned
Array ( [id] => 20551634 [patent_doc_number] => 12562434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Lightweight nonwoven fiber mats [patent_app_type] => utility [patent_app_number] => 17/596748 [patent_app_country] => US [patent_app_date] => 2020-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 48 [patent_no_of_words] => 8512 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17596748 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/596748
Lightweight nonwoven fiber mats Jun 17, 2020 Issued
Array ( [id] => 17942063 [patent_doc_number] => 11476526 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-18 [patent_title] => Secondary battery, battery module and vehicle [patent_app_type] => utility [patent_app_number] => 16/890457 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2951 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 384 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16890457 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/890457
Secondary battery, battery module and vehicle Jun 1, 2020 Issued
Array ( [id] => 17796074 [patent_doc_number] => 20220255166 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => COOLING DEVICE OF AN ELECTRICAL STORAGE SYSTEM AND METHOD USING THE COOLING DEVICE [patent_app_type] => utility [patent_app_number] => 17/611060 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7542 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17611060 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/611060
COOLING DEVICE OF AN ELECTRICAL STORAGE SYSTEM AND METHOD USING THE COOLING DEVICE May 11, 2020 Abandoned
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