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] => 4886783 [patent_doc_number] => 20080261115 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-23 [patent_title] => 'Non-aqueous electrolyte secondary battery and positive electrode' [patent_app_type] => utility [patent_app_number] => 12/073701 [patent_app_country] => US [patent_app_date] => 2008-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6366 [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/A1/0261/20080261115.pdf [firstpage_image] =>[orig_patent_app_number] => 12073701 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/073701
Non-aqueous electrolyte secondary battery and positive electrode Mar 6, 2008 Abandoned
Array ( [id] => 10897777 [patent_doc_number] => 08920989 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-30 [patent_title] => 'Fuel reforming apparatus, and fuel cell system including same' [patent_app_type] => utility [patent_app_number] => 12/040700 [patent_app_country] => US [patent_app_date] => 2008-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4645 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12040700 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/040700
Fuel reforming apparatus, and fuel cell system including same Feb 28, 2008 Issued
Array ( [id] => 4739796 [patent_doc_number] => 20080233449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-25 [patent_title] => 'MIXING TANK AND FUEL CELL SYSTEM POSSESSING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/038771 [patent_app_country] => US [patent_app_date] => 2008-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4245 [patent_no_of_claims] => 24 [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/A1/0233/20080233449.pdf [firstpage_image] =>[orig_patent_app_number] => 12038771 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/038771
MIXING TANK AND FUEL CELL SYSTEM POSSESSING THE SAME Feb 26, 2008 Abandoned
Array ( [id] => 4694589 [patent_doc_number] => 20080216773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-11 [patent_title] => 'Home appliance system using high temperature fuel cell system and method of supplying super heated steam' [patent_app_type] => utility [patent_app_number] => 12/071800 [patent_app_country] => US [patent_app_date] => 2008-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2785 [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/A1/0216/20080216773.pdf [firstpage_image] =>[orig_patent_app_number] => 12071800 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/071800
Home appliance system using high temperature fuel cell system and method of supplying super heated steam Feb 25, 2008 Abandoned
Array ( [id] => 8151832 [patent_doc_number] => 08168324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-05-01 [patent_title] => 'Grip arrangement for a battery box' [patent_app_type] => utility [patent_app_number] => 12/528801 [patent_app_country] => US [patent_app_date] => 2008-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2679 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/168/08168324.pdf [firstpage_image] =>[orig_patent_app_number] => 12528801 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/528801
Grip arrangement for a battery box Feb 25, 2008 Issued
Array ( [id] => 10892676 [patent_doc_number] => 08916289 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-23 [patent_title] => 'Electrochemical element' [patent_app_type] => utility [patent_app_number] => 12/036795 [patent_app_country] => US [patent_app_date] => 2008-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4484 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12036795 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/036795
Electrochemical element Feb 24, 2008 Issued
Array ( [id] => 11797120 [patent_doc_number] => 09406979 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-02 [patent_title] => 'Secondary battery' [patent_app_type] => utility [patent_app_number] => 12/071401 [patent_app_country] => US [patent_app_date] => 2008-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5132 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12071401 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/071401
Secondary battery Feb 19, 2008 Issued
Array ( [id] => 5527078 [patent_doc_number] => 20090197155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-06 [patent_title] => 'Online Low Performing Cell (LPC) Prediction and Detection of Fuel Cell System' [patent_app_type] => utility [patent_app_number] => 12/027070 [patent_app_country] => US [patent_app_date] => 2008-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2151 [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/A1/0197/20090197155.pdf [firstpage_image] =>[orig_patent_app_number] => 12027070 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/027070
Online low performing cell (LPC) prediction and detection of fuel cell system Feb 5, 2008 Issued
Array ( [id] => 5569634 [patent_doc_number] => 20090253012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-08 [patent_title] => 'FUEL CELL' [patent_app_type] => utility [patent_app_number] => 12/018301 [patent_app_country] => US [patent_app_date] => 2008-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9887 [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/A1/0253/20090253012.pdf [firstpage_image] =>[orig_patent_app_number] => 12018301 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/018301
Fuel cell containing a cathode diffusion layer having a fabric structure Jan 22, 2008 Issued
Array ( [id] => 8398132 [patent_doc_number] => 08268509 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-18 [patent_title] => 'Hydrogen-permeable structure, method of manufacturing thereof and fuel cell using the same' [patent_app_type] => utility [patent_app_number] => 12/007802 [patent_app_country] => US [patent_app_date] => 2008-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4266 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12007802 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/007802
Hydrogen-permeable structure, method of manufacturing thereof and fuel cell using the same Jan 14, 2008 Issued
Array ( [id] => 8398132 [patent_doc_number] => 08268509 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-18 [patent_title] => 'Hydrogen-permeable structure, method of manufacturing thereof and fuel cell using the same' [patent_app_type] => utility [patent_app_number] => 12/007802 [patent_app_country] => US [patent_app_date] => 2008-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4266 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12007802 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/007802
Hydrogen-permeable structure, method of manufacturing thereof and fuel cell using the same Jan 14, 2008 Issued
Array ( [id] => 8398132 [patent_doc_number] => 08268509 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-18 [patent_title] => 'Hydrogen-permeable structure, method of manufacturing thereof and fuel cell using the same' [patent_app_type] => utility [patent_app_number] => 12/007802 [patent_app_country] => US [patent_app_date] => 2008-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4266 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12007802 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/007802
Hydrogen-permeable structure, method of manufacturing thereof and fuel cell using the same Jan 14, 2008 Issued
Array ( [id] => 8398132 [patent_doc_number] => 08268509 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-18 [patent_title] => 'Hydrogen-permeable structure, method of manufacturing thereof and fuel cell using the same' [patent_app_type] => utility [patent_app_number] => 12/007802 [patent_app_country] => US [patent_app_date] => 2008-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4266 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12007802 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/007802
Hydrogen-permeable structure, method of manufacturing thereof and fuel cell using the same Jan 14, 2008 Issued
Array ( [id] => 5342640 [patent_doc_number] => 20090181290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-16 [patent_title] => 'System and Method for an Automated Battery Arrangement' [patent_app_type] => utility [patent_app_number] => 12/013701 [patent_app_country] => US [patent_app_date] => 2008-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4302 [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/A1/0181/20090181290.pdf [firstpage_image] =>[orig_patent_app_number] => 12013701 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/013701
System and Method for an Automated Battery Arrangement Jan 13, 2008 Abandoned
Array ( [id] => 5580785 [patent_doc_number] => 20090176131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-09 [patent_title] => 'ION EXCHANGE FILTER FOR FUEL CELL SYSTEM' [patent_app_type] => utility [patent_app_number] => 11/971232 [patent_app_country] => US [patent_app_date] => 2008-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6124 [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/A1/0176/20090176131.pdf [firstpage_image] =>[orig_patent_app_number] => 11971232 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/971232
Ion exchange filter for fuel cell system Jan 8, 2008 Issued
Array ( [id] => 4893224 [patent_doc_number] => 20080102322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-01 [patent_title] => 'METHOD AND APPARATUS FOR IMPROVING THE PERFORMANCE OF A FUEL CELL ELECTRIC POWER SYSTEM' [patent_app_type] => utility [patent_app_number] => 11/970441 [patent_app_country] => US [patent_app_date] => 2008-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6194 [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/A1/0102/20080102322.pdf [firstpage_image] =>[orig_patent_app_number] => 11970441 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/970441
METHOD AND APPARATUS FOR IMPROVING THE PERFORMANCE OF A FUEL CELL ELECTRIC POWER SYSTEM Jan 6, 2008 Abandoned
Array ( [id] => 8363415 [patent_doc_number] => 08252480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-08-28 [patent_title] => 'Gasket for reducing stress concentration in fuel cell stack' [patent_app_type] => utility [patent_app_number] => 12/006366 [patent_app_country] => US [patent_app_date] => 2007-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 3531 [patent_no_of_claims] => 10 [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] => 12006366 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/006366
Gasket for reducing stress concentration in fuel cell stack Dec 30, 2007 Issued
Array ( [id] => 4752279 [patent_doc_number] => 20080160352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-03 [patent_title] => 'High Temperature Fuel Cell Having a Metallic Supporting Structure for the Solid Oxide Functional Layers' [patent_app_type] => utility [patent_app_number] => 11/963301 [patent_app_country] => US [patent_app_date] => 2007-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1978 [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/A1/0160/20080160352.pdf [firstpage_image] =>[orig_patent_app_number] => 11963301 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/963301
High Temperature Fuel Cell Having a Metallic Supporting Structure for the Solid Oxide Functional Layers Dec 20, 2007 Abandoned
Array ( [id] => 6437933 [patent_doc_number] => 20100279207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-04 [patent_title] => 'Fuel cell with integral manifold' [patent_app_type] => utility [patent_app_number] => 12/004246 [patent_app_country] => US [patent_app_date] => 2007-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3557 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0279/20100279207.pdf [firstpage_image] =>[orig_patent_app_number] => 12004246 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/004246
Fuel cell with integral manifold and laterally spaced electrodes Dec 19, 2007 Issued
Array ( [id] => 11218889 [patent_doc_number] => 09447217 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-09-20 [patent_title] => 'Method for producing a membrane electrode including forming the membrane in situ' [patent_app_type] => utility [patent_app_number] => 11/957075 [patent_app_country] => US [patent_app_date] => 2007-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 8511 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11957075 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/957075
Method for producing a membrane electrode including forming the membrane in situ Dec 13, 2007 Issued
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