Search

Heng M. Chan

Examiner (ID: 4169, Phone: (571)270-5859 , Office: P/1725 )

Most Active Art Unit
1725
Art Unit(s)
1795, 1725, 1728, 1793
Total Applications
482
Issued Applications
295
Pending Applications
40
Abandoned Applications
158

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15455211 [patent_doc_number] => 20200040430 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => Lead Alloy, Electrode And Accumulator [patent_app_type] => utility [patent_app_number] => 16/526064 [patent_app_country] => US [patent_app_date] => 2019-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2392 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16526064 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/526064
Lead alloy, electrode and accumulator Jul 29, 2019 Issued
Array ( [id] => 15746239 [patent_doc_number] => 20200112009 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => ELECTROCHEMICAL CELL ENCLOSURE INCLUDING A FLAME ARRESTOR [patent_app_type] => utility [patent_app_number] => 16/517848 [patent_app_country] => US [patent_app_date] => 2019-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16517848 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/517848
ELECTROCHEMICAL CELL ENCLOSURE INCLUDING A FLAME ARRESTOR Jul 21, 2019 Abandoned
Array ( [id] => 15626277 [patent_doc_number] => 20200083543 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => FLUORINE-BASED CATHODE MATERIALS FOR THERMAL BATTERIES [patent_app_type] => utility [patent_app_number] => 16/503261 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8874 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 16503261 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/503261
FLUORINE-BASED CATHODE MATERIALS FOR THERMAL BATTERIES Jul 2, 2019 Abandoned
Array ( [id] => 17011320 [patent_doc_number] => 20210242481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => POLYMER ELECTROLYTE MEMBRANE, MANUFACTURING METHOD THEREFOR, AND MEMBRANE ELECTRODE ASSEMBLY COMPRISING SAME [patent_app_type] => utility [patent_app_number] => 16/972272 [patent_app_country] => US [patent_app_date] => 2019-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16972272 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/972272
POLYMER ELECTROLYTE MEMBRANE, MANUFACTURING METHOD THEREFOR, AND MEMBRANE ELECTRODE ASSEMBLY COMPRISING SAME Jun 27, 2019 Pending
Array ( [id] => 15251047 [patent_doc_number] => 10511055 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-17 [patent_title] => Metal plating-based electrical energy storage cell [patent_app_type] => utility [patent_app_number] => 16/440448 [patent_app_country] => US [patent_app_date] => 2019-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5634 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16440448 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/440448
Metal plating-based electrical energy storage cell Jun 12, 2019 Issued
Array ( [id] => 16021819 [patent_doc_number] => 20200185753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => CELL STACKING APPARATUS AND MANUFACTURING SYSTEM FOR SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 16/433757 [patent_app_country] => US [patent_app_date] => 2019-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16433757 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/433757
Cell stacking apparatus and manufacturing system for secondary battery Jun 5, 2019 Issued
Array ( [id] => 17570593 [patent_doc_number] => 11318849 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Battery with extinguishing device, and motor vehicle [patent_app_type] => utility [patent_app_number] => 16/419562 [patent_app_country] => US [patent_app_date] => 2019-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3531 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16419562 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/419562
Battery with extinguishing device, and motor vehicle May 21, 2019 Issued
Array ( [id] => 16332801 [patent_doc_number] => 20200303767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-24 [patent_title] => ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 16/419664 [patent_app_country] => US [patent_app_date] => 2019-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10520 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16419664 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/419664
ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE INCLUDING SAME May 21, 2019 Abandoned
Array ( [id] => 14753793 [patent_doc_number] => 20190260070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => LITHIUM ION CONDUCTOR, ALL-SOLID-STATE BATTERY, ELECTRONIC DEVICE, ELECTRONIC CARD, WEARABLE DEVICE, AND ELECTRIC VEHICLE [patent_app_type] => utility [patent_app_number] => 16/398848 [patent_app_country] => US [patent_app_date] => 2019-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24391 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16398848 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/398848
LITHIUM ION CONDUCTOR, ALL-SOLID-STATE BATTERY, ELECTRONIC DEVICE, ELECTRONIC CARD, WEARABLE DEVICE, AND ELECTRIC VEHICLE Apr 29, 2019 Abandoned
Array ( [id] => 15046321 [patent_doc_number] => 20190334165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => NEGATIVE ELECTRODE STRUCTURE FOR SECONDARY BATTERY AND SECONDARY BATTERY INCORPORATING SAME [patent_app_type] => utility [patent_app_number] => 16/396163 [patent_app_country] => US [patent_app_date] => 2019-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10844 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16396163 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/396163
NEGATIVE ELECTRODE STRUCTURE FOR SECONDARY BATTERY AND SECONDARY BATTERY INCORPORATING SAME Apr 25, 2019 Abandoned
Array ( [id] => 14723223 [patent_doc_number] => 20190252675 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-15 [patent_title] => Non-Aqueous Electrolyte Secondary Battery [patent_app_type] => utility [patent_app_number] => 16/391800 [patent_app_country] => US [patent_app_date] => 2019-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12318 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16391800 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/391800
Non-Aqueous Electrolyte Secondary Battery Apr 22, 2019 Abandoned
Array ( [id] => 18105787 [patent_doc_number] => 11545689 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Electrolyte membrane [patent_app_type] => utility [patent_app_number] => 16/975205 [patent_app_country] => US [patent_app_date] => 2019-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19558 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16975205 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/975205
Electrolyte membrane Mar 18, 2019 Issued
Array ( [id] => 14574077 [patent_doc_number] => 20190214646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-11 [patent_title] => Primary Alkaline Battery [patent_app_type] => utility [patent_app_number] => 16/357245 [patent_app_country] => US [patent_app_date] => 2019-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 16357245 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/357245
Primary alkaline battery Mar 17, 2019 Issued
Array ( [id] => 17517166 [patent_doc_number] => 11296327 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-05 [patent_title] => Positive electrode active material, positive electrode, lithium-ion secondary battery, and method of producing positive electrode active material [patent_app_type] => utility [patent_app_number] => 16/352352 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8328 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16352352 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/352352
Positive electrode active material, positive electrode, lithium-ion secondary battery, and method of producing positive electrode active material Mar 12, 2019 Issued
Array ( [id] => 14876127 [patent_doc_number] => 20190288305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => FUEL CELL SYSTEM AND METHOD OF CONTROLLING THE SAME [patent_app_type] => utility [patent_app_number] => 16/352457 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8364 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16352457 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/352457
Fuel cell system and method of controlling the same Mar 12, 2019 Issued
Array ( [id] => 16418163 [patent_doc_number] => 10826066 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-03 [patent_title] => Lithium-ion secondary battery [patent_app_type] => utility [patent_app_number] => 16/351649 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 7768 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16351649 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/351649
Lithium-ion secondary battery Mar 12, 2019 Issued
Array ( [id] => 16881498 [patent_doc_number] => 11031658 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-08 [patent_title] => Bus bar module and battery pack [patent_app_type] => utility [patent_app_number] => 16/351663 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5737 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16351663 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/351663
Bus bar module and battery pack Mar 12, 2019 Issued
Array ( [id] => 16529201 [patent_doc_number] => 20200403282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => ENERGY STORAGE SYSTEM [patent_app_type] => utility [patent_app_number] => 16/961669 [patent_app_country] => US [patent_app_date] => 2019-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16961669 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/961669
ENERGY STORAGE SYSTEM Jan 13, 2019 Abandoned
Array ( [id] => 14753657 [patent_doc_number] => 20190260002 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => BATTERY SEPARATOR FOR A STORAGE BATTERY [patent_app_type] => utility [patent_app_number] => 16/238073 [patent_app_country] => US [patent_app_date] => 2019-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16238073 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/238073
BATTERY SEPARATOR FOR A STORAGE BATTERY Jan 1, 2019 Abandoned
Array ( [id] => 16752787 [patent_doc_number] => 20210104799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => SECONDARY BATTERY PACK HAVING HOLDER [patent_app_type] => utility [patent_app_number] => 16/753878 [patent_app_country] => US [patent_app_date] => 2018-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7528 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16753878 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/753878
Secondary battery pack having holder Dec 11, 2018 Issued
Menu