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] => 6586659 [patent_doc_number] => 20100291433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-18 [patent_title] => 'BATTERY COVER STRUCTURE FOR PORTABLE ELECTRONIC DEVICE' [patent_app_type] => utility [patent_app_number] => 12/644102 [patent_app_country] => US [patent_app_date] => 2009-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 1307 [patent_no_of_claims] => 19 [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/A1/0291/20100291433.pdf [firstpage_image] =>[orig_patent_app_number] => 12644102 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/644102
Battery cover structure for portable electronic device Dec 21, 2009 Issued
Array ( [id] => 6195912 [patent_doc_number] => 20110027670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-03 [patent_title] => 'APPARATUS FOR GENERATING ELECTRICITY FROM A CHEMICAL HYDRIDE' [patent_app_type] => utility [patent_app_number] => 12/641217 [patent_app_country] => US [patent_app_date] => 2009-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 16484 [patent_no_of_claims] => 11 [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/A1/0027/20110027670.pdf [firstpage_image] =>[orig_patent_app_number] => 12641217 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/641217
APPARATUS FOR GENERATING ELECTRICITY FROM A CHEMICAL HYDRIDE Dec 16, 2009 Abandoned
Array ( [id] => 7567267 [patent_doc_number] => 20110287330 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-24 [patent_title] => 'HIGH-TEMPERATURE FUEL CELL SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/998883 [patent_app_country] => US [patent_app_date] => 2009-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5185 [patent_no_of_claims] => 17 [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/A1/0287/20110287330.pdf [firstpage_image] =>[orig_patent_app_number] => 12998883 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/998883
HIGH-TEMPERATURE FUEL CELL SYSTEM Dec 10, 2009 Abandoned
Array ( [id] => 6024665 [patent_doc_number] => 20110052991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-03-03 [patent_title] => 'CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, METHOD FOR PREPARING THE SAME, AND LITHIUM SECONDARY BATTERIES COMPRISING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/626300 [patent_app_country] => US [patent_app_date] => 2009-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8581 [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/A1/0052/20110052991.pdf [firstpage_image] =>[orig_patent_app_number] => 12626300 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/626300
Cathode active material for lithium secondary batteries, method for preparing the same, and lithium secondary batteries comprising the same Nov 24, 2009 Issued
Array ( [id] => 6370445 [patent_doc_number] => 20100075208 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-25 [patent_title] => 'Medical Device Battery Pack with Active Status Indication' [patent_app_type] => utility [patent_app_number] => 12/624873 [patent_app_country] => US [patent_app_date] => 2009-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2824 [patent_no_of_claims] => 5 [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/A1/0075/20100075208.pdf [firstpage_image] =>[orig_patent_app_number] => 12624873 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/624873
Medical device battery pack Nov 23, 2009 Issued
Array ( [id] => 6424060 [patent_doc_number] => 20100151289 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-17 [patent_title] => 'METHOD OF REMOVING RESIDUAL OXYGEN IN FUEL CELL BY ELECTROCHEMICAL PURGING' [patent_app_type] => utility [patent_app_number] => 12/622600 [patent_app_country] => US [patent_app_date] => 2009-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5628 [patent_no_of_claims] => 21 [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/A1/0151/20100151289.pdf [firstpage_image] =>[orig_patent_app_number] => 12622600 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/622600
Method of removing residual oxygen in fuel cell by electrochemical purging Nov 19, 2009 Issued
Array ( [id] => 11551907 [patent_doc_number] => 09620770 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-11 [patent_title] => 'Nickel positive electrode for fiber battery' [patent_app_type] => utility [patent_app_number] => 13/130000 [patent_app_country] => US [patent_app_date] => 2009-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 19 [patent_no_of_words] => 13789 [patent_no_of_claims] => 6 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13130000 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/130000
Nickel positive electrode for fiber battery Nov 17, 2009 Issued
Array ( [id] => 5992881 [patent_doc_number] => 20110014534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-20 [patent_title] => 'METHOD FOR COLD STARTING FUEL CELL VEHICLE' [patent_app_type] => utility [patent_app_number] => 12/619000 [patent_app_country] => US [patent_app_date] => 2009-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7280 [patent_no_of_claims] => 12 [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/A1/0014/20110014534.pdf [firstpage_image] =>[orig_patent_app_number] => 12619000 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/619000
Method for cold starting fuel cell vehicle Nov 15, 2009 Issued
Array ( [id] => 6015482 [patent_doc_number] => 20110223500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-15 [patent_title] => 'MCFC POWER GENERATION SYSTEM AND METHOD FOR OPERATING SAME' [patent_app_type] => utility [patent_app_number] => 13/129801 [patent_app_country] => US [patent_app_date] => 2009-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11414 [patent_no_of_claims] => 13 [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/A1/0223/20110223500.pdf [firstpage_image] =>[orig_patent_app_number] => 13129801 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/129801
MCFC POWER GENERATION SYSTEM AND METHOD FOR OPERATING SAME Nov 15, 2009 Abandoned
Array ( [id] => 6220419 [patent_doc_number] => 20100055514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-04 [patent_title] => 'METHOD AND APPARATUS FOR IMPROVING THE PERFORMANCE OF A FUEL CELL ELECTRIC POWER SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/618564 [patent_app_country] => US [patent_app_date] => 2009-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6145 [patent_no_of_claims] => 25 [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] => publications/A1/0055/20100055514.pdf [firstpage_image] =>[orig_patent_app_number] => 12618564 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/618564
METHOD AND APPARATUS FOR IMPROVING THE PERFORMANCE OF A FUEL CELL ELECTRIC POWER SYSTEM Nov 12, 2009 Abandoned
Array ( [id] => 7711764 [patent_doc_number] => 08092939 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-10 [patent_title] => 'Manganese dry battery containing an anode zinc can made of zinc and bismuth' [patent_app_type] => utility [patent_app_number] => 12/617232 [patent_app_country] => US [patent_app_date] => 2009-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 16361 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/092/08092939.pdf [firstpage_image] =>[orig_patent_app_number] => 12617232 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/617232
Manganese dry battery containing an anode zinc can made of zinc and bismuth Nov 11, 2009 Issued
Array ( [id] => 6282275 [patent_doc_number] => 20100119940 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-13 [patent_title] => 'SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 12/615500 [patent_app_country] => US [patent_app_date] => 2009-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7020 [patent_no_of_claims] => 7 [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/A1/0119/20100119940.pdf [firstpage_image] =>[orig_patent_app_number] => 12615500 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/615500
SECONDARY BATTERY Nov 9, 2009 Abandoned
Array ( [id] => 6165368 [patent_doc_number] => 20110195300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-11 [patent_title] => 'STACKED LITHIUM ION SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 13/123401 [patent_app_country] => US [patent_app_date] => 2009-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4087 [patent_no_of_claims] => 4 [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/A1/0195/20110195300.pdf [firstpage_image] =>[orig_patent_app_number] => 13123401 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/123401
STACKED LITHIUM ION SECONDARY BATTERY Oct 18, 2009 Abandoned
Array ( [id] => 6484119 [patent_doc_number] => 20100092863 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-15 [patent_title] => 'Non-aqueous electrolyte for secondary battery and secondary battery including the same' [patent_app_type] => utility [patent_app_number] => 12/588300 [patent_app_country] => US [patent_app_date] => 2009-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3398 [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] => publications/A1/0092/20100092863.pdf [firstpage_image] =>[orig_patent_app_number] => 12588300 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/588300
Non-aqueous electrolyte for secondary battery and secondary battery including the same Oct 8, 2009 Abandoned
Array ( [id] => 9140001 [patent_doc_number] => 08580458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-11-12 [patent_title] => 'Fuel cell system with a cell unit and fuel tank unit in a housing and electronic device' [patent_app_type] => utility [patent_app_number] => 12/571876 [patent_app_country] => US [patent_app_date] => 2009-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 60 [patent_no_of_words] => 14691 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12571876 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/571876
Fuel cell system with a cell unit and fuel tank unit in a housing and electronic device Sep 30, 2009 Issued
Array ( [id] => 5936521 [patent_doc_number] => 20110212381 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-01 [patent_title] => 'FUEL CELL' [patent_app_type] => utility [patent_app_number] => 13/128701 [patent_app_country] => US [patent_app_date] => 2009-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 10101 [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] => publications/A1/0212/20110212381.pdf [firstpage_image] =>[orig_patent_app_number] => 13128701 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/128701
Fuel cell Sep 29, 2009 Issued
Array ( [id] => 8712983 [patent_doc_number] => 08399122 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-03-19 [patent_title] => 'Sealed battery having a through-hole or hollow in a collector or collector receiving part' [patent_app_type] => utility [patent_app_number] => 12/567902 [patent_app_country] => US [patent_app_date] => 2009-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5869 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12567902 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/567902
Sealed battery having a through-hole or hollow in a collector or collector receiving part Sep 27, 2009 Issued
Array ( [id] => 7586637 [patent_doc_number] => 20110281147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-17 [patent_title] => 'INSULATING RING AND LITHIUM ION BATTERY HAVING THE SAME' [patent_app_type] => utility [patent_app_number] => 13/131744 [patent_app_country] => US [patent_app_date] => 2009-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2052 [patent_no_of_claims] => 21 [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] => publications/A1/0281/20110281147.pdf [firstpage_image] =>[orig_patent_app_number] => 13131744 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/131744
INSULATING RING AND LITHIUM ION BATTERY HAVING THE SAME Sep 26, 2009 Abandoned
Array ( [id] => 7510525 [patent_doc_number] => 20110256429 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-20 [patent_title] => 'Battery having a device for replenishing electrolyte' [patent_app_type] => utility [patent_app_number] => 12/998683 [patent_app_country] => US [patent_app_date] => 2009-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2952 [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/A1/0256/20110256429.pdf [firstpage_image] =>[orig_patent_app_number] => 12998683 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/998683
Battery having a device for introducing replenishing electrolyte into the battery Sep 13, 2009 Issued
Array ( [id] => 6621293 [patent_doc_number] => 20100003579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-07 [patent_title] => 'ELECTROCHEMICAL DEVICE' [patent_app_type] => utility [patent_app_number] => 12/557901 [patent_app_country] => US [patent_app_date] => 2009-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5647 [patent_no_of_claims] => 23 [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/A1/0003/20100003579.pdf [firstpage_image] =>[orig_patent_app_number] => 12557901 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/557901
Electrochemical cell stacks Sep 10, 2009 Issued
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