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] => 4938701 [patent_doc_number] => 20080076020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-27 [patent_title] => 'Electrical Connection Structure for a Core Assembly of a Secondary Lithium Battery' [patent_app_type] => utility [patent_app_number] => 11/534302 [patent_app_country] => US [patent_app_date] => 2006-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1828 [patent_no_of_claims] => 5 [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] => publications/A1/0076/20080076020.pdf [firstpage_image] =>[orig_patent_app_number] => 11534302 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/534302
Electrical Connection Structure for a Core Assembly of a Secondary Lithium Battery Sep 21, 2006 Abandoned
Array ( [id] => 5171621 [patent_doc_number] => 20070072053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-29 [patent_title] => 'Microreactor' [patent_app_type] => utility [patent_app_number] => 11/523336 [patent_app_country] => US [patent_app_date] => 2006-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6333 [patent_no_of_claims] => 6 [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] => publications/A1/0072/20070072053.pdf [firstpage_image] =>[orig_patent_app_number] => 11523336 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/523336
Microreactor Sep 18, 2006 Issued
Array ( [id] => 62515 [patent_doc_number] => 07763373 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-27 [patent_title] => 'Method for producing an electrode arrangement for use in a fuel cell' [patent_app_type] => utility [patent_app_number] => 11/523345 [patent_app_country] => US [patent_app_date] => 2006-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 26 [patent_no_of_words] => 6355 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/763/07763373.pdf [firstpage_image] =>[orig_patent_app_number] => 11523345 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/523345
Method for producing an electrode arrangement for use in a fuel cell Sep 18, 2006 Issued
Array ( [id] => 5137905 [patent_doc_number] => 20070000121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-01-04 [patent_title] => 'Method of making non-aqueous electrochemical cell' [patent_app_type] => utility [patent_app_number] => 11/516084 [patent_app_country] => US [patent_app_date] => 2006-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2877 [patent_no_of_claims] => 18 [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] => publications/A1/0000/20070000121.pdf [firstpage_image] =>[orig_patent_app_number] => 11516084 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/516084
Method of making non-aqueous electrochemical cell Sep 5, 2006 Issued
Array ( [id] => 4982693 [patent_doc_number] => 20070087251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-04-19 [patent_title] => 'Water recovery system and direct liquid feed fuel cell having the same' [patent_app_type] => utility [patent_app_number] => 11/515900 [patent_app_country] => US [patent_app_date] => 2006-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2633 [patent_no_of_claims] => 18 [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] => publications/A1/0087/20070087251.pdf [firstpage_image] =>[orig_patent_app_number] => 11515900 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/515900
Water recovery system and direct liquid feed fuel cell having the same Sep 5, 2006 Issued
Array ( [id] => 5130980 [patent_doc_number] => 20070207377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-06 [patent_title] => 'Secondary battery and battery module having the same' [patent_app_type] => utility [patent_app_number] => 11/514702 [patent_app_country] => US [patent_app_date] => 2006-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6246 [patent_no_of_claims] => 18 [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] => publications/A1/0207/20070207377.pdf [firstpage_image] =>[orig_patent_app_number] => 11514702 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/514702
Secondary battery having independent coupling frame members and battery module having the same Aug 31, 2006 Issued
Array ( [id] => 5552144 [patent_doc_number] => 20090286130 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'Water Repellent Layer-Forming Tape' [patent_app_type] => utility [patent_app_number] => 11/990447 [patent_app_country] => US [patent_app_date] => 2006-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5215 [patent_no_of_claims] => 6 [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] => publications/A1/0286/20090286130.pdf [firstpage_image] =>[orig_patent_app_number] => 11990447 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/990447
Water Repellent Layer-Forming Tape Aug 29, 2006 Abandoned
Array ( [id] => 5056654 [patent_doc_number] => 20070059576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-15 [patent_title] => 'Electrochemical cell stack assembly' [patent_app_type] => utility [patent_app_number] => 11/512521 [patent_app_country] => US [patent_app_date] => 2006-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7627 [patent_no_of_claims] => 25 [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] => publications/A1/0059/20070059576.pdf [firstpage_image] =>[orig_patent_app_number] => 11512521 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/512521
Electrochemical cell stack assembly Aug 29, 2006 Issued
Array ( [id] => 6587052 [patent_doc_number] => 20100291462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-18 [patent_title] => 'METHOD FOR PRODUCING MEMBRANES COATED WITH A CATALYST ON BOTH SIDES' [patent_app_type] => utility [patent_app_number] => 12/063202 [patent_app_country] => US [patent_app_date] => 2006-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10664 [patent_no_of_claims] => 18 [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] => publications/A1/0291/20100291462.pdf [firstpage_image] =>[orig_patent_app_number] => 12063202 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/063202
METHOD FOR PRODUCING MEMBRANES COATED WITH A CATALYST ON BOTH SIDES Aug 14, 2006 Abandoned
Array ( [id] => 4595214 [patent_doc_number] => 07981538 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-19 [patent_title] => 'Battery module with improved cell barrier between unit cells' [patent_app_type] => utility [patent_app_number] => 11/501603 [patent_app_country] => US [patent_app_date] => 2006-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3859 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/981/07981538.pdf [firstpage_image] =>[orig_patent_app_number] => 11501603 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/501603
Battery module with improved cell barrier between unit cells Aug 7, 2006 Issued
Array ( [id] => 4569418 [patent_doc_number] => 07829233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-11-09 [patent_title] => 'Fuel cell system and method for judging fuel gas leak in a fuel cell system' [patent_app_type] => utility [patent_app_number] => 11/920701 [patent_app_country] => US [patent_app_date] => 2006-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 8809 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/829/07829233.pdf [firstpage_image] =>[orig_patent_app_number] => 11920701 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/920701
Fuel cell system and method for judging fuel gas leak in a fuel cell system Jul 27, 2006 Issued
Array ( [id] => 5732589 [patent_doc_number] => 20060257706 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-16 [patent_title] => 'POLYMER ELECTROLYTE COMPOSITION AND FUEL CELL' [patent_app_type] => utility [patent_app_number] => 11/459920 [patent_app_country] => US [patent_app_date] => 2006-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11399 [patent_no_of_claims] => 9 [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] => publications/A1/0257/20060257706.pdf [firstpage_image] =>[orig_patent_app_number] => 11459920 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/459920
POLYMER ELECTROLYTE COMPOSITION AND FUEL CELL Jul 24, 2006 Abandoned
Array ( [id] => 5732591 [patent_doc_number] => 20060257708 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-16 [patent_title] => 'Electrical current generation system' [patent_app_type] => utility [patent_app_number] => 11/491403 [patent_app_country] => US [patent_app_date] => 2006-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 18606 [patent_no_of_claims] => 50 [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] => publications/A1/0257/20060257708.pdf [firstpage_image] =>[orig_patent_app_number] => 11491403 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/491403
System that includes a fuel cell and an oxygen gas delivery system Jul 20, 2006 Issued
Array ( [id] => 101650 [patent_doc_number] => 07727656 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-01 [patent_title] => 'Wave-shaped flow board of fuel cells' [patent_app_type] => utility [patent_app_number] => 11/458102 [patent_app_country] => US [patent_app_date] => 2006-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2372 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/727/07727656.pdf [firstpage_image] =>[orig_patent_app_number] => 11458102 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/458102
Wave-shaped flow board of fuel cells Jul 17, 2006 Issued
Array ( [id] => 7522840 [patent_doc_number] => 08025996 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-09-27 [patent_title] => 'Electrical connection terminal for electric power storage cell' [patent_app_type] => utility [patent_app_number] => 11/988844 [patent_app_country] => US [patent_app_date] => 2006-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4646 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/025/08025996.pdf [firstpage_image] =>[orig_patent_app_number] => 11988844 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/988844
Electrical connection terminal for electric power storage cell Jul 12, 2006 Issued
Array ( [id] => 7527170 [patent_doc_number] => 08043762 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-10-25 [patent_title] => 'Polyphenylene-containing electrode paste' [patent_app_type] => utility [patent_app_number] => 11/995701 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 15784 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/043/08043762.pdf [firstpage_image] =>[orig_patent_app_number] => 11995701 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/995701
Polyphenylene-containing electrode paste Jun 29, 2006 Issued
Array ( [id] => 5278429 [patent_doc_number] => 20090130561 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-21 [patent_title] => 'NON-AQUEOUS SECONDARY BATTERY-USE GRAPHITE COMPOSITE PARTICLE, CATHODE ACTIVE SUBSTANCE MATERIAL CONTAINING IT, CATHODE AND NON-AQUEOUS SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 11/993902 [patent_app_country] => US [patent_app_date] => 2006-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13577 [patent_no_of_claims] => 10 [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] => publications/A1/0130/20090130561.pdf [firstpage_image] =>[orig_patent_app_number] => 11993902 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/993902
Non-aqueous secondary battery-use graphite composite particle, cathode active substance material containing IT, cathode and non-aqueous secondary battery Jun 25, 2006 Issued
Array ( [id] => 5385540 [patent_doc_number] => 20090226785 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-10 [patent_title] => 'Stainless Steel, Titanium, or Titanium Alloy Solid Polymer Fuel Cell Separator and Its Method of Produciton and Method of Evaluation of Warp and Twist of Separator' [patent_app_type] => utility [patent_app_number] => 11/922302 [patent_app_country] => US [patent_app_date] => 2006-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 27148 [patent_no_of_claims] => 16 [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] => publications/A1/0226/20090226785.pdf [firstpage_image] =>[orig_patent_app_number] => 11922302 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/922302
Stainless steel, titanium, or titanium alloy solid polymer fuel cell separator and its method of production and method of evaluation of warp and twist of separator Jun 21, 2006 Issued
Array ( [id] => 195670 [patent_doc_number] => 07635532 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-12-22 [patent_title] => 'Polymer electrolyte fuel cell' [patent_app_type] => utility [patent_app_number] => 11/451306 [patent_app_country] => US [patent_app_date] => 2006-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 35 [patent_no_of_words] => 11466 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/635/07635532.pdf [firstpage_image] =>[orig_patent_app_number] => 11451306 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/451306
Polymer electrolyte fuel cell Jun 12, 2006 Issued
Array ( [id] => 6370362 [patent_doc_number] => 20100075193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-25 [patent_title] => 'Proton Conductive Membrane and Method for Producing it' [patent_app_type] => utility [patent_app_number] => 11/922102 [patent_app_country] => US [patent_app_date] => 2006-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8320 [patent_no_of_claims] => 21 [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] => publications/A1/0075/20100075193.pdf [firstpage_image] =>[orig_patent_app_number] => 11922102 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/922102
Proton Conductive Membrane and Method for Producing it Jun 6, 2006 Abandoned
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