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] => 363263 [patent_doc_number] => 07482073 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-01-27 [patent_title] => 'Cascade fuel cell system' [patent_app_type] => utility [patent_app_number] => 10/381703 [patent_app_country] => US [patent_app_date] => 2001-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3720 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/482/07482073.pdf [firstpage_image] =>[orig_patent_app_number] => 10381703 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/381703
Cascade fuel cell system Sep 13, 2001 Issued
Array ( [id] => 6404517 [patent_doc_number] => 20020182474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Fuel cell with solid polymer membrane to be moisturized , fuel cell system, and moisturizing method for fuel cell' [patent_app_type] => new [patent_app_number] => 10/148832 [patent_app_country] => US [patent_app_date] => 2002-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9924 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0182/20020182474.pdf [firstpage_image] =>[orig_patent_app_number] => 10148832 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/148832
Fuel cell with solid polymer membrane to be moisturized, fuel cell system, and moisturizing method for fuel cell Sep 11, 2001 Issued
09/936404 Article comprising a cell system Sep 10, 2001 Abandoned
Array ( [id] => 1283829 [patent_doc_number] => 06638649 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-28 [patent_title] => 'Method and article of manufacture to effect an oxygen deficient fuel cell' [patent_app_type] => B1 [patent_app_number] => 09/949622 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2773 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/638/06638649.pdf [firstpage_image] =>[orig_patent_app_number] => 09949622 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/949622
Method and article of manufacture to effect an oxygen deficient fuel cell Sep 9, 2001 Issued
Array ( [id] => 1260904 [patent_doc_number] => 06663991 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-16 [patent_title] => 'Fuel cell pressurization system' [patent_app_type] => B2 [patent_app_number] => 09/942303 [patent_app_country] => US [patent_app_date] => 2001-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1943 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/663/06663991.pdf [firstpage_image] =>[orig_patent_app_number] => 09942303 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/942303
Fuel cell pressurization system Aug 29, 2001 Issued
Array ( [id] => 1286344 [patent_doc_number] => 06635377 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-10-21 [patent_title] => 'Electrochemical device and method for operation thereof' [patent_app_type] => B2 [patent_app_number] => 09/932501 [patent_app_country] => US [patent_app_date] => 2001-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 5208 [patent_no_of_claims] => 16 [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/06/635/06635377.pdf [firstpage_image] =>[orig_patent_app_number] => 09932501 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/932501
Electrochemical device and method for operation thereof Aug 16, 2001 Issued
Array ( [id] => 6706081 [patent_doc_number] => 20030152815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-08-14 [patent_title] => 'Microscopic batteries for MEMS systems' [patent_app_type] => new [patent_app_number] => 09/930539 [patent_app_country] => US [patent_app_date] => 2001-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 15812 [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/A1/0152/20030152815.pdf [firstpage_image] =>[orig_patent_app_number] => 09930539 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/930539
Microscopic batteries for MEMS systems Aug 13, 2001 Issued
Array ( [id] => 630230 [patent_doc_number] => 07132190 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-07 [patent_title] => 'Electrode arrangement for a fuel cell' [patent_app_type] => utility [patent_app_number] => 10/110503 [patent_app_country] => US [patent_app_date] => 2001-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 26 [patent_no_of_words] => 6275 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/132/07132190.pdf [firstpage_image] =>[orig_patent_app_number] => 10110503 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/110503
Electrode arrangement for a fuel cell Aug 12, 2001 Issued
Array ( [id] => 6357633 [patent_doc_number] => 20020058183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-16 [patent_title] => 'Sealed battery case' [patent_app_type] => new [patent_app_number] => 09/920305 [patent_app_country] => US [patent_app_date] => 2001-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5174 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0058/20020058183.pdf [firstpage_image] =>[orig_patent_app_number] => 09920305 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/920305
Sealed battery case Aug 1, 2001 Abandoned
Array ( [id] => 1174132 [patent_doc_number] => 06746797 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-08 [patent_title] => 'Battery pack having flexible circuit connector' [patent_app_type] => B2 [patent_app_number] => 09/919304 [patent_app_country] => US [patent_app_date] => 2001-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 5104 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/746/06746797.pdf [firstpage_image] =>[orig_patent_app_number] => 09919304 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/919304
Battery pack having flexible circuit connector Jul 30, 2001 Issued
Array ( [id] => 6715704 [patent_doc_number] => 20030027052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-06 [patent_title] => 'Cationic conductive material' [patent_app_type] => new [patent_app_number] => 09/917503 [patent_app_country] => US [patent_app_date] => 2001-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3244 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0027/20030027052.pdf [firstpage_image] =>[orig_patent_app_number] => 09917503 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/917503
Cationic conductive material Jul 26, 2001 Abandoned
Array ( [id] => 6499108 [patent_doc_number] => 20020025465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-28 [patent_title] => 'Fuel cell system and method for operating same' [patent_app_type] => new [patent_app_number] => 09/910004 [patent_app_country] => US [patent_app_date] => 2001-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2381 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0025/20020025465.pdf [firstpage_image] =>[orig_patent_app_number] => 09910004 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/910004
Fuel cell system and method for operating same Jul 22, 2001 Issued
Array ( [id] => 6341650 [patent_doc_number] => 20020034673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-21 [patent_title] => 'Fuel cell apparatus' [patent_app_type] => new [patent_app_number] => 09/907804 [patent_app_country] => US [patent_app_date] => 2001-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9488 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0034/20020034673.pdf [firstpage_image] =>[orig_patent_app_number] => 09907804 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/907804
Fuel cell apparatus Jul 18, 2001 Issued
Array ( [id] => 1068569 [patent_doc_number] => 06844094 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-01-18 [patent_title] => 'Gas-supplying apparatus for fuel cell' [patent_app_type] => utility [patent_app_number] => 09/908204 [patent_app_country] => US [patent_app_date] => 2001-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8074 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/844/06844094.pdf [firstpage_image] =>[orig_patent_app_number] => 09908204 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/908204
Gas-supplying apparatus for fuel cell Jul 17, 2001 Issued
Array ( [id] => 1037337 [patent_doc_number] => 06872485 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-03-29 [patent_title] => 'Sealing structure for fuel cell' [patent_app_type] => utility [patent_app_number] => 09/906004 [patent_app_country] => US [patent_app_date] => 2001-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 20 [patent_no_of_words] => 4496 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/872/06872485.pdf [firstpage_image] =>[orig_patent_app_number] => 09906004 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/906004
Sealing structure for fuel cell Jul 16, 2001 Issued
Array ( [id] => 1024299 [patent_doc_number] => 06884535 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-04-26 [patent_title] => 'Fuel cell separator' [patent_app_type] => utility [patent_app_number] => 09/901576 [patent_app_country] => US [patent_app_date] => 2001-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 6275 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/884/06884535.pdf [firstpage_image] =>[orig_patent_app_number] => 09901576 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/901576
Fuel cell separator Jul 10, 2001 Issued
Array ( [id] => 1264449 [patent_doc_number] => 06656232 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-02 [patent_title] => 'Electrode for battery, manufacturing method thereof, and apparatus for it' [patent_app_type] => B1 [patent_app_number] => 09/807105 [patent_app_country] => US [patent_app_date] => 2001-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 6620 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/656/06656232.pdf [firstpage_image] =>[orig_patent_app_number] => 09807105 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/807105
Electrode for battery, manufacturing method thereof, and apparatus for it Jul 9, 2001 Issued
Array ( [id] => 1192607 [patent_doc_number] => 06730430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-04 [patent_title] => 'Explosion-proof safety structure for column shape lithium battery' [patent_app_type] => B2 [patent_app_number] => 09/900202 [patent_app_country] => US [patent_app_date] => 2001-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1233 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/730/06730430.pdf [firstpage_image] =>[orig_patent_app_number] => 09900202 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/900202
Explosion-proof safety structure for column shape lithium battery Jul 8, 2001 Issued
Array ( [id] => 7014250 [patent_doc_number] => 20010051295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-13 [patent_title] => 'Method of fabricating solid oxide fuel cell electrodes' [patent_app_type] => new [patent_app_number] => 09/900589 [patent_app_country] => US [patent_app_date] => 2001-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3844 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0051/20010051295.pdf [firstpage_image] =>[orig_patent_app_number] => 09900589 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/900589
Method of fabricating solid oxide fuel cell electrodes Jul 5, 2001 Abandoned
Array ( [id] => 6688187 [patent_doc_number] => 20030031912 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-13 [patent_title] => 'Fuel cell separator, process for production thereof, and polymer electrolyte fuel cell' [patent_app_type] => new [patent_app_number] => 09/899107 [patent_app_country] => US [patent_app_date] => 2001-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5781 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0031/20030031912.pdf [firstpage_image] =>[orig_patent_app_number] => 09899107 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/899107
Fuel cell separator, process for production thereof, and polymer electrolyte fuel cell Jul 5, 2001 Issued
Menu