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] => 6224248 [patent_doc_number] => 20020004155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-10 [patent_title] => 'Etched interconnect for fuel cell elements' [patent_app_type] => new [patent_app_number] => 09/847605 [patent_app_country] => US [patent_app_date] => 2001-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3258 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0004/20020004155.pdf [firstpage_image] =>[orig_patent_app_number] => 09847605 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/847605
Etched interconnect for fuel cell elements Apr 30, 2001 Abandoned
Array ( [id] => 7000267 [patent_doc_number] => 20010053485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'Gel electrolyte and gel electrolyte battery' [patent_app_type] => new [patent_app_number] => 09/844004 [patent_app_country] => US [patent_app_date] => 2001-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6851 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0053/20010053485.pdf [firstpage_image] =>[orig_patent_app_number] => 09844004 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/844004
Gel electrolyte and gel electrolyte battery Apr 26, 2001 Abandoned
Array ( [id] => 1252885 [patent_doc_number] => 06670060 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-30 [patent_title] => 'Fuel cell system' [patent_app_type] => B2 [patent_app_number] => 09/839607 [patent_app_country] => US [patent_app_date] => 2001-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2866 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/670/06670060.pdf [firstpage_image] =>[orig_patent_app_number] => 09839607 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/839607
Fuel cell system Apr 22, 2001 Issued
Array ( [id] => 1220040 [patent_doc_number] => 06703151 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-09 [patent_title] => 'Compact precooler' [patent_app_type] => B2 [patent_app_number] => 09/837502 [patent_app_country] => US [patent_app_date] => 2001-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1802 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/703/06703151.pdf [firstpage_image] =>[orig_patent_app_number] => 09837502 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/837502
Compact precooler Apr 17, 2001 Issued
Array ( [id] => 6744872 [patent_doc_number] => 20030022055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-30 [patent_title] => 'Fuel cells and other products containing modified carbon products' [patent_app_type] => new [patent_app_number] => 09/833202 [patent_app_country] => US [patent_app_date] => 2001-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 11044 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0022/20030022055.pdf [firstpage_image] =>[orig_patent_app_number] => 09833202 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/833202
Fuel cells and other products containing modified carbon products Apr 10, 2001 Abandoned
Array ( [id] => 6404492 [patent_doc_number] => 20020182470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Injection molded fuel cell endplate' [patent_app_type] => new [patent_app_number] => 09/827904 [patent_app_country] => US [patent_app_date] => 2001-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2970 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0182/20020182470.pdf [firstpage_image] =>[orig_patent_app_number] => 09827904 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/827904
Injection molded fuel cell endplate Apr 5, 2001 Abandoned
Array ( [id] => 6800982 [patent_doc_number] => 20030096146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-05-22 [patent_title] => 'Planar substrate-based fuel cell Membrane Electrode Assembly and integrated circuitry' [patent_app_type] => new [patent_app_number] => 09/821505 [patent_app_country] => US [patent_app_date] => 2001-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4413 [patent_no_of_claims] => 54 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0096/20030096146.pdf [firstpage_image] =>[orig_patent_app_number] => 09821505 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/821505
Planar substrate-based fuel cell Membrane Electrode Assembly and integrated circuitry Mar 29, 2001 Abandoned
Array ( [id] => 5905450 [patent_doc_number] => 20020142199 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-03 [patent_title] => 'Apparatus for mixing fuel and an oxidant' [patent_app_type] => new [patent_app_number] => 09/820600 [patent_app_country] => US [patent_app_date] => 2001-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2966 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0142/20020142199.pdf [firstpage_image] =>[orig_patent_app_number] => 09820600 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/820600
Apparatus for mixing fuel and an oxidant Mar 29, 2001 Issued
09/744702 Methods for treatment of metallic aluminum and copper current collector for rechargeable batteries Mar 25, 2001 Abandoned
Array ( [id] => 1220062 [patent_doc_number] => 06703162 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-09 [patent_title] => 'Battery and process for examining battery' [patent_app_type] => B2 [patent_app_number] => 09/814701 [patent_app_country] => US [patent_app_date] => 2001-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3800 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/703/06703162.pdf [firstpage_image] =>[orig_patent_app_number] => 09814701 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/814701
Battery and process for examining battery Mar 22, 2001 Issued
Array ( [id] => 6136350 [patent_doc_number] => 20020000034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-03 [patent_title] => 'Continuous processing of thin-film batteries and like devices' [patent_app_type] => new [patent_app_number] => 09/816603 [patent_app_country] => US [patent_app_date] => 2001-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 32855 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0000/20020000034.pdf [firstpage_image] =>[orig_patent_app_number] => 09816603 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/816603
Continuous processing of thin-film batteries and like devices Mar 22, 2001 Issued
Array ( [id] => 5843998 [patent_doc_number] => 20020132163 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-19 [patent_title] => 'One-piece header assembly for hermetic battery terminal feedthrough, fill and closure designs' [patent_app_type] => new [patent_app_number] => 09/811903 [patent_app_country] => US [patent_app_date] => 2001-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3473 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0132/20020132163.pdf [firstpage_image] =>[orig_patent_app_number] => 09811903 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811903
One-piece header assembly for hermetic battery terminal feedthrough, fill and closure designs Mar 18, 2001 Issued
Array ( [id] => 5967736 [patent_doc_number] => 20020090539 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-11 [patent_title] => 'Hydrogen-powered energy-producing device and system for continous production of hydrogen' [patent_app_type] => new [patent_app_number] => 09/808507 [patent_app_country] => US [patent_app_date] => 2001-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 8184 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0090/20020090539.pdf [firstpage_image] =>[orig_patent_app_number] => 09808507 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/808507
Hydrogen-powered energy-producing device and system for continous production of hydrogen Mar 13, 2001 Abandoned
Array ( [id] => 1356542 [patent_doc_number] => 06573006 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-06-03 [patent_title] => 'Non-sintered type positive electrode for alkaline storage battery and alkaline storage battery' [patent_app_type] => B2 [patent_app_number] => 09/801002 [patent_app_country] => US [patent_app_date] => 2001-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5450 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/573/06573006.pdf [firstpage_image] =>[orig_patent_app_number] => 09801002 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/801002
Non-sintered type positive electrode for alkaline storage battery and alkaline storage battery Mar 7, 2001 Issued
Array ( [id] => 6959097 [patent_doc_number] => 20010011416 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-09 [patent_title] => 'Room temperature lamination of Li-on polymer' [patent_app_type] => new [patent_app_number] => 09/799348 [patent_app_country] => US [patent_app_date] => 2001-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3258 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0011/20010011416.pdf [firstpage_image] =>[orig_patent_app_number] => 09799348 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/799348
Room temperature lamination of Li-on polymer Mar 5, 2001 Abandoned
Array ( [id] => 1283888 [patent_doc_number] => 06638658 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-28 [patent_title] => 'Fuel cell separator plate providing interconnection of reactant gas flowpaths in undulate layer fuel cell stacks' [patent_app_type] => B1 [patent_app_number] => 09/720600 [patent_app_country] => US [patent_app_date] => 2001-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 8561 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/638/06638658.pdf [firstpage_image] =>[orig_patent_app_number] => 09720600 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/720600
Fuel cell separator plate providing interconnection of reactant gas flowpaths in undulate layer fuel cell stacks Mar 1, 2001 Issued
Array ( [id] => 1317253 [patent_doc_number] => 06605384 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-08-12 [patent_title] => 'Alkaline storage battery that can be used with stability in a wide temperature range' [patent_app_type] => B2 [patent_app_number] => 09/794407 [patent_app_country] => US [patent_app_date] => 2001-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5112 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/605/06605384.pdf [firstpage_image] =>[orig_patent_app_number] => 09794407 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/794407
Alkaline storage battery that can be used with stability in a wide temperature range Feb 27, 2001 Issued
Array ( [id] => 6884773 [patent_doc_number] => 20010038934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-08 [patent_title] => 'Fuel cell system using emulsified fuel' [patent_app_type] => new [patent_app_number] => 09/791996 [patent_app_country] => US [patent_app_date] => 2001-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2375 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20010038934.pdf [firstpage_image] =>[orig_patent_app_number] => 09791996 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/791996
Fuel cell system using emulsified fuel Feb 22, 2001 Abandoned
Array ( [id] => 6289727 [patent_doc_number] => 20020055042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-09 [patent_title] => 'Positive active material for rechargeable lithium battery and method of preparing same' [patent_app_type] => new [patent_app_number] => 09/792407 [patent_app_country] => US [patent_app_date] => 2001-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4301 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0055/20020055042.pdf [firstpage_image] =>[orig_patent_app_number] => 09792407 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/792407
Positive active material for rechargeable lithium battery and method of preparing same Feb 21, 2001 Issued
Array ( [id] => 6720564 [patent_doc_number] => 20030054252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-20 [patent_title] => 'Lithium secondary battery' [patent_app_type] => new [patent_app_number] => 09/789004 [patent_app_country] => US [patent_app_date] => 2001-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3189 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20030054252.pdf [firstpage_image] =>[orig_patent_app_number] => 09789004 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/789004
Lithium secondary battery Feb 20, 2001 Issued
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