Search

Heng M. Chan

Examiner (ID: 5621)

Most Active Art Unit
1725
Art Unit(s)
1725, 1793, 1795, 1728
Total Applications
478
Issued Applications
293
Pending Applications
40
Abandoned Applications
157

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18653522 [patent_doc_number] => 20230299363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => DEVICE FOR PRODUCING AN ENERGY STORE [patent_app_type] => utility [patent_app_number] => 18/007893 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16663 [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] => 18007893 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/007893
DEVICE FOR PRODUCING AN ENERGY STORE Jun 2, 2021 Pending
Array ( [id] => 20482808 [patent_doc_number] => 12531285 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Thermal chain determination method and thermal chain detection system for battery pack [patent_app_type] => utility [patent_app_number] => 17/629676 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4923 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17629676 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/629676
Thermal chain determination method and thermal chain detection system for battery pack Apr 13, 2021 Issued
Array ( [id] => 19842905 [patent_doc_number] => 12255308 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Sulfurized-carbon cathode with conductive carbon framework [patent_app_type] => utility [patent_app_number] => 17/430594 [patent_app_country] => US [patent_app_date] => 2021-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 26 [patent_no_of_words] => 9938 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17430594 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/430594
Sulfurized-carbon cathode with conductive carbon framework Mar 24, 2021 Issued
Array ( [id] => 17145639 [patent_doc_number] => 20210313652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => GAS DIFFUSION LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL BATTERY [patent_app_type] => utility [patent_app_number] => 17/207794 [patent_app_country] => US [patent_app_date] => 2021-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7137 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17207794 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/207794
GAS DIFFUSION LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL BATTERY Mar 21, 2021 Abandoned
Array ( [id] => 17326758 [patent_doc_number] => 11217784 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Positive electrode structure for secondary battery [patent_app_type] => utility [patent_app_number] => 17/190814 [patent_app_country] => US [patent_app_date] => 2021-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 6398 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17190814 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/190814
Positive electrode structure for secondary battery Mar 2, 2021 Issued
Array ( [id] => 19766112 [patent_doc_number] => 12224416 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Battery module and battery pack including the same [patent_app_type] => utility [patent_app_number] => 17/779950 [patent_app_country] => US [patent_app_date] => 2021-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 4103 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17779950 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/779950
Battery module and battery pack including the same Mar 1, 2021 Issued
Array ( [id] => 20565029 [patent_doc_number] => 12567644 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-03 [patent_title] => Battery housing with a protective cap, battery and motor vehicle [patent_app_type] => utility [patent_app_number] => 17/793087 [patent_app_country] => US [patent_app_date] => 2021-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17793087 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/793087
Battery housing with a protective cap, battery and motor vehicle Feb 28, 2021 Issued
Array ( [id] => 18244924 [patent_doc_number] => 20230077235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => NONWOVEN FABRIC FOR LEAD ACID BATTERIES USING GLASS FIBER AND HEAT-FUSIBLE BINDER FIBER [patent_app_type] => utility [patent_app_number] => 17/801499 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5846 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17801499 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/801499
NONWOVEN FABRIC FOR LEAD ACID BATTERIES USING GLASS FIBER AND HEAT-FUSIBLE BINDER FIBER Jan 31, 2021 Pending
Array ( [id] => 16782222 [patent_doc_number] => 20210119301 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-22 [patent_title] => BATTERY PACK [patent_app_type] => utility [patent_app_number] => 17/133370 [patent_app_country] => US [patent_app_date] => 2020-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3378 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17133370 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/133370
Battery pack Dec 22, 2020 Issued
Array ( [id] => 18181513 [patent_doc_number] => 20230042242 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => LITHIUM SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/788428 [patent_app_country] => US [patent_app_date] => 2020-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17788428 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/788428
LITHIUM SECONDARY BATTERY Nov 30, 2020 Pending
Array ( [id] => 16851070 [patent_doc_number] => 20210151815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => ELECTROCHEMICAL CELL STACKS, AND ASSOCIATED COMPONENTS [patent_app_type] => utility [patent_app_number] => 16/952182 [patent_app_country] => US [patent_app_date] => 2020-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 50112 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16952182 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/952182
ELECTROCHEMICAL CELL STACKS, AND ASSOCIATED COMPONENTS Nov 18, 2020 Abandoned
Array ( [id] => 16631956 [patent_doc_number] => 20210050610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => MOLTEN CARBONATE FUEL CELL ANODE EXHAUST POST-PROCESSING FOR CARBON DIOXIDE CAPTURE [patent_app_type] => utility [patent_app_number] => 17/089301 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17089301 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/089301
Molten carbonate fuel cell anode exhaust post-processing for carbon dioxide capture Nov 3, 2020 Issued
Array ( [id] => 18913231 [patent_doc_number] => 11876221 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Primary alkaline battery [patent_app_type] => utility [patent_app_number] => 17/087289 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 15450 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17087289 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/087289
Primary alkaline battery Nov 1, 2020 Issued
Array ( [id] => 20441622 [patent_doc_number] => 12512464 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Positive electrode material used for lithium ion battery, preparation method therefor, and lithium ion battery [patent_app_type] => utility [patent_app_number] => 17/785872 [patent_app_country] => US [patent_app_date] => 2020-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1256 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17785872 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/785872
Positive electrode material used for lithium ion battery, preparation method therefor, and lithium ion battery Oct 26, 2020 Issued
Array ( [id] => 19030150 [patent_doc_number] => 11929521 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Rechargeable battery [patent_app_type] => utility [patent_app_number] => 17/024732 [patent_app_country] => US [patent_app_date] => 2020-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 24 [patent_no_of_words] => 7320 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17024732 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/024732
Rechargeable battery Sep 17, 2020 Issued
Array ( [id] => 19705275 [patent_doc_number] => 12199324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Composite electrolyte membrane, electrolyte membrane having catalyst layer attached thereto, membrane-electrode composite, solid polymer-type fuel cell, and method for producing composite electrolyte membrane [patent_app_type] => utility [patent_app_number] => 17/640959 [patent_app_country] => US [patent_app_date] => 2020-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 18896 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17640959 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/640959
Composite electrolyte membrane, electrolyte membrane having catalyst layer attached thereto, membrane-electrode composite, solid polymer-type fuel cell, and method for producing composite electrolyte membrane Sep 10, 2020 Issued
Array ( [id] => 16692488 [patent_doc_number] => 20210074967 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => ENERGY STORAGE MODULE [patent_app_type] => utility [patent_app_number] => 17/014089 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17014089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/014089
Energy storage module Sep 7, 2020 Issued
Array ( [id] => 17841062 [patent_doc_number] => 20220278368 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => NONAQUEOUS ELECTROLYTE SOLUTION AND NONAQUEOUS ELECTROLYTE SOLUTION SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/625219 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19948 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 649 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17625219 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/625219
NONAQUEOUS ELECTROLYTE SOLUTION AND NONAQUEOUS ELECTROLYTE SOLUTION SECONDARY BATTERY Jul 5, 2020 Abandoned
Array ( [id] => 16529120 [patent_doc_number] => 20200403201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => APPARATUS AND METHOD FOR THERMAL RUNAWAY PROPAGATION PREVENTION [patent_app_type] => utility [patent_app_number] => 16/902788 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2673 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16902788 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/902788
APPARATUS AND METHOD FOR THERMAL RUNAWAY PROPAGATION PREVENTION Jun 15, 2020 Abandoned
Array ( [id] => 16316587 [patent_doc_number] => 20200295325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => CELL TO HEAT SINK THERMAL ADHESIVE [patent_app_type] => utility [patent_app_number] => 16/886407 [patent_app_country] => US [patent_app_date] => 2020-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16886407 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/886407
Cell to heat sink thermal adhesive May 27, 2020 Issued
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