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] => 7323061 [patent_doc_number] => 20040137295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-07-15 [patent_title] => 'Fuel cell stack with passive end cell heater' [patent_app_type] => new [patent_app_number] => 10/346200 [patent_app_country] => US [patent_app_date] => 2003-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5473 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0137/20040137295.pdf [firstpage_image] =>[orig_patent_app_number] => 10346200 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/346200
Fuel cell stack with passive end cell heater Jan 14, 2003 Issued
Array ( [id] => 6658728 [patent_doc_number] => 20030134186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-17 [patent_title] => 'Non-aqueous electrolyte secondary battery' [patent_app_type] => new [patent_app_number] => 10/338905 [patent_app_country] => US [patent_app_date] => 2003-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6100 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0134/20030134186.pdf [firstpage_image] =>[orig_patent_app_number] => 10338905 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/338905
Non-aqueous electrolyte secondary battery Jan 8, 2003 Abandoned
Array ( [id] => 6798077 [patent_doc_number] => 20030176951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-09-18 [patent_title] => 'System integrating a reformer and a fuel cell system' [patent_app_type] => new [patent_app_number] => 10/338600 [patent_app_country] => US [patent_app_date] => 2003-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5152 [patent_no_of_claims] => 49 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0176/20030176951.pdf [firstpage_image] =>[orig_patent_app_number] => 10338600 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/338600
System integrating a reformer and a fuel cell system Jan 7, 2003 Abandoned
Array ( [id] => 62531 [patent_doc_number] => 07763386 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-27 [patent_title] => 'Cathode active material and non-aqueous electrolyte secondary cell using same' [patent_app_type] => utility [patent_app_number] => 10/468900 [patent_app_country] => US [patent_app_date] => 2003-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 28281 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/763/07763386.pdf [firstpage_image] =>[orig_patent_app_number] => 10468900 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/468900
Cathode active material and non-aqueous electrolyte secondary cell using same Jan 7, 2003 Issued
Array ( [id] => 7469224 [patent_doc_number] => 20040121200 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-06-24 [patent_title] => 'Inactive end cell assembly for fuel cells for improved electrolyte management and electrical contact' [patent_app_type] => new [patent_app_number] => 10/329305 [patent_app_country] => US [patent_app_date] => 2002-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5478 [patent_no_of_claims] => 59 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0121/20040121200.pdf [firstpage_image] =>[orig_patent_app_number] => 10329305 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/329305
Inactive end cell assembly for fuel cells for improved electrolyte management and electrical contact Dec 23, 2002 Abandoned
Array ( [id] => 757062 [patent_doc_number] => 07014949 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-03-21 [patent_title] => 'Battery pack and rechargeable vacuum cleaner' [patent_app_type] => utility [patent_app_number] => 10/327105 [patent_app_country] => US [patent_app_date] => 2002-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 32 [patent_no_of_words] => 17559 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/014/07014949.pdf [firstpage_image] =>[orig_patent_app_number] => 10327105 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/327105
Battery pack and rechargeable vacuum cleaner Dec 23, 2002 Issued
Array ( [id] => 6761045 [patent_doc_number] => 20030124406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-03 [patent_title] => 'Fuel cell separator' [patent_app_type] => new [patent_app_number] => 10/326404 [patent_app_country] => US [patent_app_date] => 2002-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2565 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0124/20030124406.pdf [firstpage_image] =>[orig_patent_app_number] => 10326404 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/326404
Fuel cell separator Dec 22, 2002 Abandoned
Array ( [id] => 6710763 [patent_doc_number] => 20030170512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-09-11 [patent_title] => 'Alkoxylated alkyl ester and alcohol emulsion compositions for fuel cell reformer start-up' [patent_app_type] => new [patent_app_number] => 10/324202 [patent_app_country] => US [patent_app_date] => 2002-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4689 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0170/20030170512.pdf [firstpage_image] =>[orig_patent_app_number] => 10324202 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/324202
Alkoxylated alkyl ester and alcohol emulsion compositions for fuel cell reformer start-up Dec 19, 2002 Issued
Array ( [id] => 7406912 [patent_doc_number] => 20040106035 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-06-03 [patent_title] => 'Battery holder for coin cell' [patent_app_type] => new [patent_app_number] => 10/325405 [patent_app_country] => US [patent_app_date] => 2002-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1543 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0106/20040106035.pdf [firstpage_image] =>[orig_patent_app_number] => 10325405 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/325405
Battery holder for coin cell Dec 18, 2002 Issued
Array ( [id] => 7396702 [patent_doc_number] => 20040018421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-29 [patent_title] => 'Microscopic batteries for MEMS systems' [patent_app_type] => new [patent_app_number] => 10/317539 [patent_app_country] => US [patent_app_date] => 2002-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 15810 [patent_no_of_claims] => 102 [patent_no_of_ind_claims] => 35 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0018/20040018421.pdf [firstpage_image] =>[orig_patent_app_number] => 10317539 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/317539
Microscopic batteries integrated with MEMS systems Dec 9, 2002 Issued
Array ( [id] => 7425792 [patent_doc_number] => 20040265701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-30 [patent_title] => 'Electrolyte system and energy storage device using same' [patent_app_type] => new [patent_app_number] => 10/498603 [patent_app_country] => US [patent_app_date] => 2004-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4200 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 3 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0265/20040265701.pdf [firstpage_image] =>[orig_patent_app_number] => 10498603 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/498603
Electrolyte system having multiple liquid phases in contact with one another Dec 9, 2002 Issued
Array ( [id] => 474634 [patent_doc_number] => 07226684 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-06-05 [patent_title] => 'Sealing arrangement for fuel cells' [patent_app_type] => utility [patent_app_number] => 10/315401 [patent_app_country] => US [patent_app_date] => 2002-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4245 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/226/07226684.pdf [firstpage_image] =>[orig_patent_app_number] => 10315401 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/315401
Sealing arrangement for fuel cells Dec 8, 2002 Issued
Array ( [id] => 7269726 [patent_doc_number] => 20040058244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-25 [patent_title] => 'Positive electrode active matter and secondary battery using this' [patent_app_type] => new [patent_app_number] => 10/470505 [patent_app_country] => US [patent_app_date] => 2003-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 10664 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0058/20040058244.pdf [firstpage_image] =>[orig_patent_app_number] => 10470505 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/470505
Positive electrode active matter and secondary battery using this Dec 4, 2002 Issued
Array ( [id] => 6864988 [patent_doc_number] => 20030190514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-09 [patent_title] => 'Fuel cell' [patent_app_type] => new [patent_app_number] => 10/309005 [patent_app_country] => US [patent_app_date] => 2002-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4161 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0190/20030190514.pdf [firstpage_image] =>[orig_patent_app_number] => 10309005 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/309005
Fuel cell Dec 3, 2002 Issued
Array ( [id] => 411282 [patent_doc_number] => 07282300 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-10-16 [patent_title] => 'Lithium secondary battery comprising overdischarge-preventing agent' [patent_app_type] => utility [patent_app_number] => 10/478802 [patent_app_country] => US [patent_app_date] => 2002-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 3045 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/282/07282300.pdf [firstpage_image] =>[orig_patent_app_number] => 10478802 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/478802
Lithium secondary battery comprising overdischarge-preventing agent Dec 1, 2002 Issued
Array ( [id] => 612570 [patent_doc_number] => 07147966 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-12 [patent_title] => 'Coated carbon nanotube array electrodes' [patent_app_type] => utility [patent_app_number] => 10/305804 [patent_app_country] => US [patent_app_date] => 2002-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6974 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/147/07147966.pdf [firstpage_image] =>[orig_patent_app_number] => 10305804 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/305804
Coated carbon nanotube array electrodes Nov 26, 2002 Issued
Array ( [id] => 931003 [patent_doc_number] => 06979507 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-12-27 [patent_title] => 'Fuel cell system controller' [patent_app_type] => utility [patent_app_number] => 10/304786 [patent_app_country] => US [patent_app_date] => 2002-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 8242 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/979/06979507.pdf [firstpage_image] =>[orig_patent_app_number] => 10304786 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/304786
Fuel cell system controller Nov 24, 2002 Issued
Array ( [id] => 650804 [patent_doc_number] => 07112381 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-26 [patent_title] => 'Vehicle fuel cell power plant warm-up control' [patent_app_type] => utility [patent_app_number] => 10/399261 [patent_app_country] => US [patent_app_date] => 2002-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5138 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/112/07112381.pdf [firstpage_image] =>[orig_patent_app_number] => 10399261 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/399261
Vehicle fuel cell power plant warm-up control Nov 11, 2002 Issued
Array ( [id] => 6801007 [patent_doc_number] => 20030096171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-05-22 [patent_title] => 'Nonwoven separator for electrochemical cell' [patent_app_type] => new [patent_app_number] => 10/290902 [patent_app_country] => US [patent_app_date] => 2002-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3572 [patent_no_of_claims] => 35 [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/A1/0096/20030096171.pdf [firstpage_image] =>[orig_patent_app_number] => 10290902 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/290902
Nonwoven separator for electrochemical cell Nov 7, 2002 Abandoned
Array ( [id] => 1053024 [patent_doc_number] => 06858351 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-02-22 [patent_title] => 'Polyethylene oxide-based electrolyte containing silicon compound' [patent_app_type] => utility [patent_app_number] => 10/289405 [patent_app_country] => US [patent_app_date] => 2002-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7126 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/858/06858351.pdf [firstpage_image] =>[orig_patent_app_number] => 10289405 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/289405
Polyethylene oxide-based electrolyte containing silicon compound Nov 6, 2002 Issued
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