Search

David M. Mitchell

Examiner (ID: 3480)

Most Active Art Unit
3106
Art Unit(s)
3612, 3104, 3102, 3106
Total Applications
820
Issued Applications
743
Pending Applications
2
Abandoned Applications
75

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12376551 [patent_doc_number] => 09960413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-01 [patent_title] => LMFP cathode materials with improved electrochemical performance [patent_app_type] => utility [patent_app_number] => 14/646372 [patent_app_country] => US [patent_app_date] => 2013-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6065 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14646372 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/646372
LMFP cathode materials with improved electrochemical performance Dec 19, 2013 Issued
Array ( [id] => 9421558 [patent_doc_number] => 20140106209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-17 [patent_title] => 'ELECTRODE TERMINAL, COVER ASSEMBLY AND BATTERY' [patent_app_type] => utility [patent_app_number] => 14/134984 [patent_app_country] => US [patent_app_date] => 2013-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8065 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14134984 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/134984
Electrode terminal, cover assembly and battery Dec 18, 2013 Issued
Array ( [id] => 9421605 [patent_doc_number] => 20140106256 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-17 [patent_title] => 'Electrode Catalyst For Fuel Cell' [patent_app_type] => utility [patent_app_number] => 14/106307 [patent_app_country] => US [patent_app_date] => 2013-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6809 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14106307 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/106307
Membrane electrode assembly, fuel cell comprising the membrane electrode assembly, and method for preparing an electrode catalyst Dec 12, 2013 Issued
Array ( [id] => 10402962 [patent_doc_number] => 20150287971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-08 [patent_title] => 'COMMUNITY ENERGY STORAGE SYSTEM WITH BATTERY BANK DEACTIVATION' [patent_app_type] => utility [patent_app_number] => 14/646878 [patent_app_country] => US [patent_app_date] => 2013-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 4910 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14646878 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/646878
Community energy storage system with battery bank deactivation Nov 21, 2013 Issued
Array ( [id] => 11876809 [patent_doc_number] => 09748593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-29 [patent_title] => 'Polymer electrolyte composition, and polymer electrolyte membrane, membrane electrode complex and solid polymer-type fuel cell each produced using same' [patent_app_type] => utility [patent_app_number] => 14/647781 [patent_app_country] => US [patent_app_date] => 2013-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23884 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14647781 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/647781
Polymer electrolyte composition, and polymer electrolyte membrane, membrane electrode complex and solid polymer-type fuel cell each produced using same Nov 21, 2013 Issued
Array ( [id] => 10433514 [patent_doc_number] => 20150318526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-11-05 [patent_title] => 'ELECTRICITY STORAGE DEVICE' [patent_app_type] => utility [patent_app_number] => 14/647268 [patent_app_country] => US [patent_app_date] => 2013-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8745 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14647268 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/647268
Electricity storage device Nov 18, 2013 Issued
Array ( [id] => 9561052 [patent_doc_number] => 20140178765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-06-26 [patent_title] => 'POSITIVE ELECTRODE ACTIVE SUBSTANCE, POSITIVE ELECTRODE, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 14/080474 [patent_app_country] => US [patent_app_date] => 2013-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 9594 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14080474 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/080474
Positive electrode active substance containing lithium-containing metal oxide Nov 13, 2013 Issued
Array ( [id] => 12102447 [patent_doc_number] => 09859550 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-02 [patent_title] => 'Lithium metal oxide particles coated with a mixture of the elements of the core material and one or more metal oxides' [patent_app_type] => utility [patent_app_number] => 14/650972 [patent_app_country] => US [patent_app_date] => 2013-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 41 [patent_no_of_words] => 17927 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14650972 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/650972
Lithium metal oxide particles coated with a mixture of the elements of the core material and one or more metal oxides Nov 11, 2013 Issued
Array ( [id] => 9338724 [patent_doc_number] => 20140065506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-03-06 [patent_title] => 'MODULE FOR A FUEL CELL STACK' [patent_app_type] => utility [patent_app_number] => 14/060740 [patent_app_country] => US [patent_app_date] => 2013-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2909 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14060740 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/060740
Fuel cell stack having a plurality of modules Oct 22, 2013 Issued
Array ( [id] => 10410271 [patent_doc_number] => 20150295279 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-15 [patent_title] => 'MOLTEN SALT BATTERY AND METHOD FOR PRODUCING SAME' [patent_app_type] => utility [patent_app_number] => 14/648074 [patent_app_country] => US [patent_app_date] => 2013-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 12862 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14648074 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/648074
MOLTEN SALT BATTERY AND METHOD FOR PRODUCING SAME Oct 14, 2013 Abandoned
Array ( [id] => 10455688 [patent_doc_number] => 20150340703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-11-26 [patent_title] => 'ELECTRODE MATERIAL, MEMBRANE-ELECTRODE ASSEMBLY, FUEL CELL STACK, AND METHOD FOR MANUFACTURING ELECTRODE MATERIAL' [patent_app_type] => utility [patent_app_number] => 14/704078 [patent_app_country] => US [patent_app_date] => 2013-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9195 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14704078 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/704078
ELECTRODE MATERIAL, MEMBRANE-ELECTRODE ASSEMBLY, FUEL CELL STACK, AND METHOD FOR MANUFACTURING ELECTRODE MATERIAL Oct 1, 2013 Abandoned
Array ( [id] => 12102443 [patent_doc_number] => 09859547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-02 [patent_title] => 'Current interrupting device of sealed battery' [patent_app_type] => utility [patent_app_number] => 14/043070 [patent_app_country] => US [patent_app_date] => 2013-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4658 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14043070 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/043070
Current interrupting device of sealed battery Sep 30, 2013 Issued
Array ( [id] => 11315804 [patent_doc_number] => 20160351915 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2016-12-01 [patent_title] => 'NON-PRECIOUS METAL CATALYSTS' [patent_app_type] => utility [patent_app_number] => 14/042249 [patent_app_country] => US [patent_app_date] => 2013-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4509 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14042249 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/042249
Non-precious metal catalysts prepared from precursors comprising cyanamide and polyaniline Sep 29, 2013 Issued
Array ( [id] => 11315804 [patent_doc_number] => 20160351915 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2016-12-01 [patent_title] => 'NON-PRECIOUS METAL CATALYSTS' [patent_app_type] => utility [patent_app_number] => 14/042249 [patent_app_country] => US [patent_app_date] => 2013-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4509 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14042249 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/042249
Non-precious metal catalysts prepared from precursors comprising cyanamide and polyaniline Sep 29, 2013 Issued
Array ( [id] => 13215323 [patent_doc_number] => 10122041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-06 [patent_title] => Device and method for producing electrode stacks [patent_app_type] => utility [patent_app_number] => 14/433382 [patent_app_country] => US [patent_app_date] => 2013-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2428 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14433382 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/433382
Device and method for producing electrode stacks Sep 29, 2013 Issued
Array ( [id] => 10189839 [patent_doc_number] => 09219271 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-12-22 [patent_title] => 'Battery electrode structure' [patent_app_type] => utility [patent_app_number] => 14/036667 [patent_app_country] => US [patent_app_date] => 2013-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 6848 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14036667 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/036667
Battery electrode structure Sep 24, 2013 Issued
Array ( [id] => 10919601 [patent_doc_number] => 20140322620 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-30 [patent_title] => 'Compact Safety Type Fuel Cell System' [patent_app_type] => utility [patent_app_number] => 14/359575 [patent_app_country] => US [patent_app_date] => 2013-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4279 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14359575 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/359575
Compact safety type fuel cell system Sep 11, 2013 Issued
Array ( [id] => 10584115 [patent_doc_number] => 09306245 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-04-05 [patent_title] => 'Battery for work vehicle and battery-type work vehicle' [patent_app_type] => utility [patent_app_number] => 14/124371 [patent_app_country] => US [patent_app_date] => 2013-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 10058 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14124371 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/124371
Battery for work vehicle and battery-type work vehicle Aug 1, 2013 Issued
Array ( [id] => 9370162 [patent_doc_number] => 20140080035 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-03-20 [patent_title] => 'Electrochemical Energy Storage Systems and Methods Featuring High Open Circuit Potential' [patent_app_type] => utility [patent_app_number] => 13/949373 [patent_app_country] => US [patent_app_date] => 2013-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 16618 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13949373 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/949373
Electrochemical energy storage systems and methods featuring high open circuit potential Jul 23, 2013 Issued
Array ( [id] => 11702144 [patent_doc_number] => 09692077 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-27 [patent_title] => 'Aqueous redox flow batteries comprising matched ionomer membranes' [patent_app_type] => utility [patent_app_number] => 13/949324 [patent_app_country] => US [patent_app_date] => 2013-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 17998 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13949324 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/949324
Aqueous redox flow batteries comprising matched ionomer membranes Jul 23, 2013 Issued
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