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] => 5193765 [patent_doc_number] => 20070082249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-04-12 [patent_title] => 'Two-sided fuel flow board structure' [patent_app_type] => utility [patent_app_number] => 11/245003 [patent_app_country] => US [patent_app_date] => 2005-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1275 [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/A1/0082/20070082249.pdf [firstpage_image] =>[orig_patent_app_number] => 11245003 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/245003
Two-sided fuel flow board structure Oct 6, 2005 Abandoned
Array ( [id] => 5880782 [patent_doc_number] => 20060029865 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-09 [patent_title] => 'Positive electrode active material and nonaqueous electrolyte secondary battery' [patent_app_type] => utility [patent_app_number] => 11/244042 [patent_app_country] => US [patent_app_date] => 2005-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 12126 [patent_no_of_claims] => 9 [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/A1/0029/20060029865.pdf [firstpage_image] =>[orig_patent_app_number] => 11244042 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/244042
Positive electrode active material containing a lithium-containing composite metal oxide and nonaqueous electrolyte secondary battery Oct 5, 2005 Issued
Array ( [id] => 5813615 [patent_doc_number] => 20060083978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-04-20 [patent_title] => 'Sealing assembly for a fuel cell stack and method for manufacturing a fuel cell stack' [patent_app_type] => utility [patent_app_number] => 11/239187 [patent_app_country] => US [patent_app_date] => 2005-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 11236 [patent_no_of_claims] => 32 [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/A1/0083/20060083978.pdf [firstpage_image] =>[orig_patent_app_number] => 11239187 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/239187
Sealing assembly for a fuel cell stack and method for manufacturing a fuel cell stack Sep 28, 2005 Abandoned
Array ( [id] => 111262 [patent_doc_number] => 07718295 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-05-18 [patent_title] => 'Method for preparing an interconnect' [patent_app_type] => utility [patent_app_number] => 11/237333 [patent_app_country] => US [patent_app_date] => 2005-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 4133 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 384 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/718/07718295.pdf [firstpage_image] =>[orig_patent_app_number] => 11237333 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/237333
Method for preparing an interconnect Sep 27, 2005 Issued
Array ( [id] => 4871098 [patent_doc_number] => 20080197832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-21 [patent_title] => 'Electrical Leakage Detection Apparatus and Electrical Leakage Detection Method For Fuel Cell' [patent_app_type] => utility [patent_app_number] => 11/662300 [patent_app_country] => US [patent_app_date] => 2005-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4077 [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/A1/0197/20080197832.pdf [firstpage_image] =>[orig_patent_app_number] => 11662300 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/662300
Electrical Leakage Detection Apparatus and Electrical Leakage Detection Method For Fuel Cell Sep 26, 2005 Abandoned
Array ( [id] => 4745529 [patent_doc_number] => 20080090131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-04-17 [patent_title] => 'Membrane Electrode Assembly' [patent_app_type] => utility [patent_app_number] => 11/663892 [patent_app_country] => US [patent_app_date] => 2005-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5389 [patent_no_of_claims] => 25 [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] => publications/A1/0090/20080090131.pdf [firstpage_image] =>[orig_patent_app_number] => 11663892 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/663892
Membrane electrode assembly having an adhesive layer impregnating through an electrocatalyst layer and into a first gas diffusion substrate Sep 21, 2005 Issued
Array ( [id] => 7518643 [patent_doc_number] => 07972744 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-05 [patent_title] => 'Fuel cell assembly' [patent_app_type] => utility [patent_app_number] => 11/233386 [patent_app_country] => US [patent_app_date] => 2005-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3732 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/972/07972744.pdf [firstpage_image] =>[orig_patent_app_number] => 11233386 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/233386
Fuel cell assembly Sep 21, 2005 Issued
Array ( [id] => 5416200 [patent_doc_number] => 20090042087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-12 [patent_title] => 'Fuel Cell Separator, Electrode Structure for a Fuel Cell, Methods of Manufacturing Both Thereof, and a Polymer Electrolyte Fuel Cell Comprising the Same' [patent_app_type] => utility [patent_app_number] => 11/659104 [patent_app_country] => US [patent_app_date] => 2005-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5324 [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/A1/0042/20090042087.pdf [firstpage_image] =>[orig_patent_app_number] => 11659104 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/659104
Fuel cell separator with a vapor-phase grown carbon-based porous material of nanosize structure Sep 20, 2005 Issued
Array ( [id] => 5106809 [patent_doc_number] => 20070065687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-22 [patent_title] => 'Method and apparatus for light internal reforming in a solid oxide fuel cell system' [patent_app_type] => utility [patent_app_number] => 11/231703 [patent_app_country] => US [patent_app_date] => 2005-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2991 [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/A1/0065/20070065687.pdf [firstpage_image] =>[orig_patent_app_number] => 11231703 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/231703
Method and apparatus for light internal reforming in a solid oxide fuel cell system Sep 20, 2005 Issued
Array ( [id] => 9059610 [patent_doc_number] => 08546045 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-10-01 [patent_title] => 'Gasketed subassembly for use in fuel cells including replicated structures' [patent_app_type] => utility [patent_app_number] => 11/229902 [patent_app_country] => US [patent_app_date] => 2005-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 6471 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11229902 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/229902
Gasketed subassembly for use in fuel cells including replicated structures Sep 18, 2005 Issued
Array ( [id] => 21771 [patent_doc_number] => 07799449 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-21 [patent_title] => 'Reformer having improved heat delivery and fuel cell system having the same' [patent_app_type] => utility [patent_app_number] => 11/228904 [patent_app_country] => US [patent_app_date] => 2005-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 7588 [patent_no_of_claims] => 10 [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] => patents/07/799/07799449.pdf [firstpage_image] =>[orig_patent_app_number] => 11228904 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/228904
Reformer having improved heat delivery and fuel cell system having the same Sep 15, 2005 Issued
Array ( [id] => 5613797 [patent_doc_number] => 20060115725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-01 [patent_title] => 'Integrated cap assembly of a secondary battery and fabricating method thereof' [patent_app_type] => utility [patent_app_number] => 11/227957 [patent_app_country] => US [patent_app_date] => 2005-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3543 [patent_no_of_claims] => 13 [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/A1/0115/20060115725.pdf [firstpage_image] =>[orig_patent_app_number] => 11227957 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/227957
Integrated cap assembly of a secondary battery and fabricating method thereof Sep 13, 2005 Issued
Array ( [id] => 5726686 [patent_doc_number] => 20060057446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-16 [patent_title] => 'Control of conductivity reduction within a fuel cell system' [patent_app_type] => utility [patent_app_number] => 11/226103 [patent_app_country] => US [patent_app_date] => 2005-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3107 [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/A1/0057/20060057446.pdf [firstpage_image] =>[orig_patent_app_number] => 11226103 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/226103
Control of conductivity reduction within a fuel cell system Sep 13, 2005 Abandoned
Array ( [id] => 5144245 [patent_doc_number] => 20070044299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-01 [patent_title] => 'Method of fabricating rechargeable batteries' [patent_app_type] => utility [patent_app_number] => 11/213687 [patent_app_country] => US [patent_app_date] => 2005-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 2076 [patent_no_of_claims] => 15 [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/A1/0044/20070044299.pdf [firstpage_image] =>[orig_patent_app_number] => 11213687 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/213687
Method of fabricating rechargeable batteries Aug 29, 2005 Abandoned
Array ( [id] => 5894662 [patent_doc_number] => 20060003201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-01-05 [patent_title] => 'Method of operating a fuel cell system with integrated feedback control' [patent_app_type] => utility [patent_app_number] => 11/214577 [patent_app_country] => US [patent_app_date] => 2005-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6895 [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] => publications/A1/0003/20060003201.pdf [firstpage_image] =>[orig_patent_app_number] => 11214577 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/214577
Method of operating a fuel cell system with integrated feedback control Aug 29, 2005 Abandoned
Array ( [id] => 13231 [patent_doc_number] => 07803477 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-28 [patent_title] => 'Metallization of bacterial cellulose for electrical and electronic device manufacture' [patent_app_type] => utility [patent_app_number] => 11/207431 [patent_app_country] => US [patent_app_date] => 2005-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 7790 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/803/07803477.pdf [firstpage_image] =>[orig_patent_app_number] => 11207431 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/207431
Metallization of bacterial cellulose for electrical and electronic device manufacture Aug 18, 2005 Issued
Array ( [id] => 5141622 [patent_doc_number] => 20070003838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-01-04 [patent_title] => 'Energy device' [patent_app_type] => utility [patent_app_number] => 11/206186 [patent_app_country] => US [patent_app_date] => 2005-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9829 [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/A1/0003/20070003838.pdf [firstpage_image] =>[orig_patent_app_number] => 11206186 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/206186
Energy device Aug 17, 2005 Abandoned
Array ( [id] => 4498501 [patent_doc_number] => 07919215 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-05 [patent_title] => 'Corrosion resistant metal oxide electrode catalyst for oxygen reduction' [patent_app_type] => utility [patent_app_number] => 11/660602 [patent_app_country] => US [patent_app_date] => 2005-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4055 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/919/07919215.pdf [firstpage_image] =>[orig_patent_app_number] => 11660602 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/660602
Corrosion resistant metal oxide electrode catalyst for oxygen reduction Aug 17, 2005 Issued
Array ( [id] => 5590702 [patent_doc_number] => 20060040153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-23 [patent_title] => 'Fuel cell' [patent_app_type] => utility [patent_app_number] => 11/205200 [patent_app_country] => US [patent_app_date] => 2005-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3509 [patent_no_of_claims] => 15 [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/A1/0040/20060040153.pdf [firstpage_image] =>[orig_patent_app_number] => 11205200 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/205200
Solid oxide fuel cell for a power generation Aug 16, 2005 Issued
Array ( [id] => 4999618 [patent_doc_number] => 20070042252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-22 [patent_title] => 'Solid state, thin film proton exchange membrane for fuel cells' [patent_app_type] => utility [patent_app_number] => 11/204600 [patent_app_country] => US [patent_app_date] => 2005-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3341 [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] => publications/A1/0042/20070042252.pdf [firstpage_image] =>[orig_patent_app_number] => 11204600 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/204600
Solid state, thin film proton exchange membrane for fuel cells Aug 15, 2005 Abandoned
Menu