Search

James M. Erwin

Examiner (ID: 2009, Phone: (571)272-3101 , Office: P/1725 )

Most Active Art Unit
1725
Art Unit(s)
1725
Total Applications
884
Issued Applications
722
Pending Applications
75
Abandoned Applications
114

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20868196 [patent_doc_number] => 12695104 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-28 [patent_title] => Fuel cell electric vehicle and method of controlling same [patent_app_type] => utility [patent_app_number] => 18/178102 [patent_app_country] => US [patent_app_date] => 2023-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18178102 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/178102
Fuel Cell Electric Vehicle and Method of Controlling Same Mar 2, 2023 Issued
Array ( [id] => 18616144 [patent_doc_number] => 20230282883 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => Electrochemical Cell Having Electrolyte With Polymer Localized on Electrode Surface [patent_app_type] => utility [patent_app_number] => 18/176754 [patent_app_country] => US [patent_app_date] => 2023-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10085 [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] => 18176754 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/176754
Electrochemical cell having electrolyte with polymer localized on electrode surface Feb 28, 2023 Issued
Array ( [id] => 18813097 [patent_doc_number] => 20230387434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => FUEL CELL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/113346 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7110 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18113346 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/113346
Fuel cell system Feb 22, 2023 Issued
Array ( [id] => 18586260 [patent_doc_number] => 20230268525 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => PREDICTIVE FREEZE PREPARATION SCHEDULING FOR FUEL CELL PROPULSION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/171756 [patent_app_country] => US [patent_app_date] => 2023-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2393 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18171756 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/171756
Predictive freeze preparation scheduling for fuel cell propulsion system Feb 20, 2023 Issued
Array ( [id] => 18586261 [patent_doc_number] => 20230268526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => SYSTEM FOR PROTECTING A FUEL CELL FROM COLD TEMPERATURES [patent_app_type] => utility [patent_app_number] => 18/172055 [patent_app_country] => US [patent_app_date] => 2023-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18172055 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/172055
SYSTEM FOR PROTECTING A FUEL CELL FROM COLD TEMPERATURES Feb 20, 2023 Issued
Array ( [id] => 18570880 [patent_doc_number] => 20230261217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => ANODE RECOVERY SYSTEM OF FUEL CELL [patent_app_type] => utility [patent_app_number] => 18/169856 [patent_app_country] => US [patent_app_date] => 2023-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18169856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/169856
Anode recovery system of fuel cell Feb 14, 2023 Issued
Array ( [id] => 20456056 [patent_doc_number] => 12519119 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Regenerative fuel cell system [patent_app_type] => utility [patent_app_number] => 18/107621 [patent_app_country] => US [patent_app_date] => 2023-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3345 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18107621 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/107621
Regenerative fuel cell system Feb 8, 2023 Issued
Array ( [id] => 20636736 [patent_doc_number] => 12597619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-07 [patent_title] => Fuel cell system [patent_app_type] => utility [patent_app_number] => 18/104413 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104413 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/104413
Fuel cell system Jan 31, 2023 Issued
Array ( [id] => 19349576 [patent_doc_number] => 20240258540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => EMERGENCY POWER UNITS [patent_app_type] => utility [patent_app_number] => 18/161728 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18161728 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/161728
Emergency power units Jan 29, 2023 Issued
Array ( [id] => 19384968 [patent_doc_number] => 20240274838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => ELECTROCHEMICAL OXYGEN REDUCTION CATALYST, AIR ELECTRODE, FUEL CELL, AND METAL-AIR CELL [patent_app_type] => utility [patent_app_number] => 18/161117 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7141 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18161117 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/161117
Electrochemical oxygen reduction catalyst, air electrode, fuel cell, and metal-air cell Jan 29, 2023 Issued
Array ( [id] => 18943881 [patent_doc_number] => 20240039020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => FUEL CELL SYSTEM AND METHOD OF CONTROLLING SAME [patent_app_type] => utility [patent_app_number] => 18/101422 [patent_app_country] => US [patent_app_date] => 2023-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9331 [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] => 18101422 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/101422
Fuel cell system and method of controlling same Jan 24, 2023 Issued
Array ( [id] => 18639769 [patent_doc_number] => 11764399 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-19 [patent_title] => Method for producing a protective layer for an all-solid-state battery [patent_app_type] => utility [patent_app_number] => 18/155817 [patent_app_country] => US [patent_app_date] => 2023-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6175 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18155817 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/155817
Method for producing a protective layer for an all-solid-state battery Jan 17, 2023 Issued
Array ( [id] => 18514903 [patent_doc_number] => 20230231169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => DESULFURIZATION USING A MOLTEN CARBONATE FUEL CELL [patent_app_type] => utility [patent_app_number] => 18/155263 [patent_app_country] => US [patent_app_date] => 2023-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18155263 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/155263
Desulfurization using a molten carbonate fuel cell Jan 16, 2023 Issued
Array ( [id] => 20482781 [patent_doc_number] => 12531258 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Hot box device and operating method thereof [patent_app_type] => utility [patent_app_number] => 18/152560 [patent_app_country] => US [patent_app_date] => 2023-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 1173 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18152560 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/152560
Hot box device and operating method thereof Jan 9, 2023 Issued
Array ( [id] => 18360255 [patent_doc_number] => 20230141846 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => BATTERY CELL STRUCTURE OF BUTTON BATTERY AND MUNUFACTUTURN MERHOD THEREOF, AND BUTTON BATTERY [patent_app_type] => utility [patent_app_number] => 18/149658 [patent_app_country] => US [patent_app_date] => 2023-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9441 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18149658 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/149658
Battery cell structure of button battery and munufactuturn merhod thereof, and button battery Jan 2, 2023 Issued
Array ( [id] => 20360296 [patent_doc_number] => 12476303 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Battery pack [patent_app_type] => utility [patent_app_number] => 18/147175 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18147175 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/147175
Battery pack Dec 27, 2022 Issued
Array ( [id] => 18344636 [patent_doc_number] => 20230132746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => CHARGING-CONTROL DEVICE AND ELECTRONIC DEVICE WITH SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 18/089199 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9613 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089199 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/089199
Charging-control device and electronic device with secondary battery Dec 26, 2022 Issued
Array ( [id] => 18456702 [patent_doc_number] => 20230197984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => AIR-COOLED FUEL CELL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/064462 [patent_app_country] => US [patent_app_date] => 2022-12-12 [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] => -8 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18064462 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/064462
Air-cooled fuel cell system Dec 11, 2022 Issued
Array ( [id] => 18616121 [patent_doc_number] => 20230282860 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => ELECTROLYTE MEMBRANE WITH HIGH PERFORMANCE AND DURABILITY FOR FUEL CELL AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/078952 [patent_app_country] => US [patent_app_date] => 2022-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3823 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18078952 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/078952
Electrolyte membrane with high performance and durability for fuel cell and manufacturing method thereof Dec 9, 2022 Issued
Array ( [id] => 20259141 [patent_doc_number] => 12431507 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Electrolytic copper foil and secondary battery comprising the same [patent_app_type] => utility [patent_app_number] => 18/076771 [patent_app_country] => US [patent_app_date] => 2022-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 2349 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18076771 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/076771
Electrolytic copper foil and secondary battery comprising the same Dec 6, 2022 Issued
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