
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |