Search

Fang-chi Chang

Examiner (ID: 11794, Phone: (571)270-5299 , Office: P/2852 )

Most Active Art Unit
2852
Art Unit(s)
2852, 2862
Total Applications
536
Issued Applications
377
Pending Applications
24
Abandoned Applications
141

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19524279 [patent_doc_number] => 12126022 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Solid-state lithium-ion conductor and methods of manufacture thereof [patent_app_type] => utility [patent_app_number] => 17/323074 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 6554 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17323074 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/323074
Solid-state lithium-ion conductor and methods of manufacture thereof May 17, 2021 Issued
Array ( [id] => 19370694 [patent_doc_number] => 12062790 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Solid-state lithium-ion conductor and methods of manufacture thereof [patent_app_type] => utility [patent_app_number] => 17/321714 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 33 [patent_no_of_words] => 9154 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17321714 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/321714
Solid-state lithium-ion conductor and methods of manufacture thereof May 16, 2021 Issued
Array ( [id] => 18009208 [patent_doc_number] => 20220367975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => CONFIGURING CELL PERFORMANCE USING SPECIFIC ANODE, CATHODE, AND SEPARATOR COMBINATIONS [patent_app_type] => utility [patent_app_number] => 17/318268 [patent_app_country] => US [patent_app_date] => 2021-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7692 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17318268 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/318268
CONFIGURING CELL PERFORMANCE USING SPECIFIC ANODE, CATHODE, AND SEPARATOR COMBINATIONS May 11, 2021 Pending
Array ( [id] => 18456745 [patent_doc_number] => 20230198027 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => METAL SULFATE SYSTEMS FOR LEAD-ACID BATTERIES [patent_app_type] => utility [patent_app_number] => 17/923214 [patent_app_country] => US [patent_app_date] => 2021-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5696 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -40 [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] => 17923214 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/923214
METAL SULFATE SYSTEMS FOR LEAD-ACID BATTERIES May 3, 2021 Pending
Array ( [id] => 18436202 [patent_doc_number] => 20230183496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => INTUMESCENT COATINGS [patent_app_type] => utility [patent_app_number] => 17/997559 [patent_app_country] => US [patent_app_date] => 2021-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11737 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17997559 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/997559
INTUMESCENT COATINGS Apr 29, 2021 Pending
Array ( [id] => 17203984 [patent_doc_number] => 20210344079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => SOLID-STATE POLYMER SEPARATOR FOR LITHIUM-ION BATTERIES [patent_app_type] => utility [patent_app_number] => 17/243980 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9959 [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] => 17243980 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/243980
Solid-state polymer separator for lithium-ion batteries Apr 28, 2021 Issued
Array ( [id] => 18424383 [patent_doc_number] => 20230178848 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => ELECTRODE SEPARATORS [patent_app_type] => utility [patent_app_number] => 17/922233 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13419 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17922233 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/922233
ELECTRODE SEPARATORS Apr 26, 2021 Pending
Array ( [id] => 20551607 [patent_doc_number] => 12562407 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Method and system for periodic deep discharge to extract lithium in silicon-dominant anodes [patent_app_type] => utility [patent_app_number] => 17/231788 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17231788 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/231788
Method and system for periodic deep discharge to extract lithium in silicon-dominant anodes Apr 14, 2021 Issued
Array ( [id] => 17203963 [patent_doc_number] => 20210344058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => PROCESS FOR RECOVERING LITHIUM AND TRANSITION METALS FROM WASTE CATHODE OF SPENT LITHIUM ION BATTERY [patent_app_type] => utility [patent_app_number] => 17/230937 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13190 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230937 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230937
PROCESS FOR RECOVERING LITHIUM AND TRANSITION METALS FROM WASTE CATHODE OF SPENT LITHIUM ION BATTERY Apr 13, 2021 Abandoned
Array ( [id] => 17278304 [patent_doc_number] => 20210384502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/230586 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5108 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230586 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230586
CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY Apr 13, 2021 Pending
Array ( [id] => 19153923 [patent_doc_number] => 11978847 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-07 [patent_title] => Ion conductive material, electrolyte including ion conductive material, and methods of forming [patent_app_type] => utility [patent_app_number] => 17/230908 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 16745 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230908
Ion conductive material, electrolyte including ion conductive material, and methods of forming Apr 13, 2021 Issued
Array ( [id] => 18440398 [patent_doc_number] => 20230187693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/926041 [patent_app_country] => US [patent_app_date] => 2021-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8915 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17926041 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/926041
NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Apr 7, 2021 Pending
Array ( [id] => 18179325 [patent_doc_number] => 20230040054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => BATTERY PACK AND DEVICE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 17/765642 [patent_app_country] => US [patent_app_date] => 2021-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17765642 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/765642
BATTERY PACK AND DEVICE INCLUDING THE SAME Apr 7, 2021 Pending
Array ( [id] => 17303458 [patent_doc_number] => 20210399297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 17/224652 [patent_app_country] => US [patent_app_date] => 2021-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13664 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17224652 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/224652
POSITIVE ELECTRODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME Apr 6, 2021 Pending
Array ( [id] => 17145603 [patent_doc_number] => 20210313616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => BYPRODUCT FREE METHODS FOR SOLID HYBRID ELECTROLYTE [patent_app_type] => utility [patent_app_number] => 17/301457 [patent_app_country] => US [patent_app_date] => 2021-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18160 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17301457 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/301457
BYPRODUCT FREE METHODS FOR SOLID HYBRID ELECTROLYTE Apr 1, 2021 Pending
Array ( [id] => 17145608 [patent_doc_number] => 20210313621 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => Non-Aqueous Electrolyte and Lithium Secondary Battery Including the Same [patent_app_type] => utility [patent_app_number] => 17/220088 [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] => 4109 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17220088 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/220088
Non-Aqueous Electrolyte and Lithium Secondary Battery Including the Same Mar 31, 2021 Abandoned
Array ( [id] => 18158515 [patent_doc_number] => 20230025107 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => ELECTROCHEMICAL DEVICE [patent_app_type] => utility [patent_app_number] => 17/906414 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6857 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17906414 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/906414
ELECTROCHEMICAL DEVICE Mar 28, 2021 Abandoned
Array ( [id] => 18296650 [patent_doc_number] => 20230106336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => ELECTROLYTE AND POWER STORAGE DEVICE [patent_app_type] => utility [patent_app_number] => 17/913517 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7896 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17913517 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/913517
ELECTROLYTE AND POWER STORAGE DEVICE Mar 14, 2021 Pending
Array ( [id] => 16920968 [patent_doc_number] => 20210194060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => NONAQUEOUS ELECTROLYTE, LITHIUM-ION BATTERY, BATTERY MODULE, BATTERY PACK, AND APPARATUS [patent_app_type] => utility [patent_app_number] => 17/196797 [patent_app_country] => US [patent_app_date] => 2021-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9704 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17196797 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/196797
Nonaqueous electrolyte, lithium-ion battery, battery module, battery pack, and apparatus Mar 8, 2021 Issued
Array ( [id] => 19508021 [patent_doc_number] => 12119453 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Nonaqueous electrolyte, lithium-ion battery, battery module, battery pack, and apparatus [patent_app_type] => utility [patent_app_number] => 17/196944 [patent_app_country] => US [patent_app_date] => 2021-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 10252 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17196944 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/196944
Nonaqueous electrolyte, lithium-ion battery, battery module, battery pack, and apparatus Mar 8, 2021 Issued
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