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] => 5999585 [patent_doc_number] => 20020028378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-07 [patent_title] => 'Hydrogen absorbing alloy electrode, method of fabricating the same and alkaline storage battery' [patent_app_type] => new [patent_app_number] => 09/893703 [patent_app_country] => US [patent_app_date] => 2001-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4855 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0028/20020028378.pdf [firstpage_image] =>[orig_patent_app_number] => 09893703 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/893703
Hydrogen absorbing alloy electrode, method of fabricating the same and alkaline storage battery Jun 28, 2001 Abandoned
Array ( [id] => 6755559 [patent_doc_number] => 20030003336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-02 [patent_title] => 'Method and apparatus for adjusting the temperature of a fuel cell by facilitating methanol crossover and combustion' [patent_app_type] => new [patent_app_number] => 09/894707 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5767 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0003/20030003336.pdf [firstpage_image] =>[orig_patent_app_number] => 09894707 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/894707
Method and apparatus for adjusting the temperature of a fuel cell by facilitating methanol crossover and combustion Jun 27, 2001 Abandoned
Array ( [id] => 736340 [patent_doc_number] => 07033690 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-04-25 [patent_title] => 'Solid oxide fuel cell' [patent_app_type] => utility [patent_app_number] => 09/891501 [patent_app_country] => US [patent_app_date] => 2001-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 6812 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/033/07033690.pdf [firstpage_image] =>[orig_patent_app_number] => 09891501 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/891501
Solid oxide fuel cell Jun 26, 2001 Issued
Array ( [id] => 6063198 [patent_doc_number] => 20020031695 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-14 [patent_title] => 'Hydrogen permeable membrane for use in fuel cells, and partial reformate fuel cell system having reforming catalysts in the anode fuel cell compartment' [patent_app_type] => new [patent_app_number] => 09/891200 [patent_app_country] => US [patent_app_date] => 2001-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 12435 [patent_no_of_claims] => 62 [patent_no_of_ind_claims] => 30 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0031/20020031695.pdf [firstpage_image] =>[orig_patent_app_number] => 09891200 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/891200
Electrolyte components for use in fuel cells Jun 25, 2001 Issued
Array ( [id] => 7357173 [patent_doc_number] => 20040013945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-22 [patent_title] => 'Nonaqueous electrolyte secondary cell' [patent_app_type] => new [patent_app_number] => 10/333104 [patent_app_country] => US [patent_app_date] => 2003-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5682 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0013/20040013945.pdf [firstpage_image] =>[orig_patent_app_number] => 10333104 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/333104
Non-aqueous electrolyte secondary battery Jun 20, 2001 Issued
Array ( [id] => 6710788 [patent_doc_number] => 20030170537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-09-11 [patent_title] => 'Alkaline elctrochemical cells' [patent_app_type] => new [patent_app_number] => 10/297702 [patent_app_country] => US [patent_app_date] => 2002-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10802 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0170/20030170537.pdf [firstpage_image] =>[orig_patent_app_number] => 10297702 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/297702
Alkaline electrochemical cells with improved electrolyte Jun 18, 2001 Issued
Array ( [id] => 6394303 [patent_doc_number] => 20020036131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-28 [patent_title] => 'Method of Producing negative electrode for lithium secondary cell' [patent_app_type] => new [patent_app_number] => 09/884633 [patent_app_country] => US [patent_app_date] => 2001-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8211 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0036/20020036131.pdf [firstpage_image] =>[orig_patent_app_number] => 09884633 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/884633
Method of producing negative electrode for lithium secondary cell Jun 17, 2001 Issued
Array ( [id] => 310876 [patent_doc_number] => 07527899 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-05-05 [patent_title] => 'Electrolytic orthoborate salts for lithium batteries' [patent_app_type] => utility [patent_app_number] => 10/311605 [patent_app_country] => US [patent_app_date] => 2001-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3935 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/527/07527899.pdf [firstpage_image] =>[orig_patent_app_number] => 10311605 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/311605
Electrolytic orthoborate salts for lithium batteries Jun 17, 2001 Issued
Array ( [id] => 1112554 [patent_doc_number] => 06803137 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-10-12 [patent_title] => 'Fuel cell' [patent_app_type] => B2 [patent_app_number] => 09/884002 [patent_app_country] => US [patent_app_date] => 2001-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3200 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/803/06803137.pdf [firstpage_image] =>[orig_patent_app_number] => 09884002 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/884002
Fuel cell Jun 17, 2001 Issued
Array ( [id] => 608944 [patent_doc_number] => 07150768 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-19 [patent_title] => 'Method of assembling a cell comprising a plurality of anode and cathode plates stacked together' [patent_app_type] => utility [patent_app_number] => 10/312700 [patent_app_country] => US [patent_app_date] => 2001-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2066 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/150/07150768.pdf [firstpage_image] =>[orig_patent_app_number] => 10312700 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/312700
Method of assembling a cell comprising a plurality of anode and cathode plates stacked together Jun 13, 2001 Issued
Array ( [id] => 1208800 [patent_doc_number] => 06713212 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-30 [patent_title] => 'High-energy, rechargeable electrochemical cells' [patent_app_type] => B2 [patent_app_number] => 09/870707 [patent_app_country] => US [patent_app_date] => 2001-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5288 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/713/06713212.pdf [firstpage_image] =>[orig_patent_app_number] => 09870707 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/870707
High-energy, rechargeable electrochemical cells May 31, 2001 Issued
Array ( [id] => 6404525 [patent_doc_number] => 20020182476 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Method for preparing fuel cell component substrate of flexible graphite material having improved thermal and electrical properties' [patent_app_type] => new [patent_app_number] => 09/871001 [patent_app_country] => US [patent_app_date] => 2001-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7435 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0182/20020182476.pdf [firstpage_image] =>[orig_patent_app_number] => 09871001 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/871001
Method for preparing fuel cell component substrate of flexible graphite material having improved thermal and electrical properties May 30, 2001 Abandoned
Array ( [id] => 5801250 [patent_doc_number] => 20020009630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-24 [patent_title] => 'Embossed current collector separator for electrochemical fuel cell' [patent_app_type] => new [patent_app_number] => 09/865601 [patent_app_country] => US [patent_app_date] => 2001-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10170 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0009/20020009630.pdf [firstpage_image] =>[orig_patent_app_number] => 09865601 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/865601
Embossed current collector separator for electrochemical fuel cell May 28, 2001 Issued
Array ( [id] => 6141401 [patent_doc_number] => 20020001749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-03 [patent_title] => 'Negative electrode for lithium secondary battery' [patent_app_type] => new [patent_app_number] => 09/864206 [patent_app_country] => US [patent_app_date] => 2001-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3769 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20020001749.pdf [firstpage_image] =>[orig_patent_app_number] => 09864206 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/864206
Negative electrode for lithium secondary battery May 24, 2001 Issued
Array ( [id] => 6224290 [patent_doc_number] => 20020004165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-10 [patent_title] => 'Protective membrane-equipped composite electrolyte, method for producing the same, and fuel cell provided with the same' [patent_app_type] => new [patent_app_number] => 09/863503 [patent_app_country] => US [patent_app_date] => 2001-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6275 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0004/20020004165.pdf [firstpage_image] =>[orig_patent_app_number] => 09863503 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/863503
Protective membrane-equipped composite electrolyte, method for producing the same, and fuel cell provided with the same May 22, 2001 Abandoned
Array ( [id] => 1330777 [patent_doc_number] => 06596428 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-22 [patent_title] => 'Method of manufacture of graphite plate assembly' [patent_app_type] => B2 [patent_app_number] => 09/863999 [patent_app_country] => US [patent_app_date] => 2001-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2312 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/596/06596428.pdf [firstpage_image] =>[orig_patent_app_number] => 09863999 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/863999
Method of manufacture of graphite plate assembly May 22, 2001 Issued
Array ( [id] => 432128 [patent_doc_number] => 07264901 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-09-04 [patent_title] => 'Monoblock battery' [patent_app_type] => utility [patent_app_number] => 09/861914 [patent_app_country] => US [patent_app_date] => 2001-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4742 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/264/07264901.pdf [firstpage_image] =>[orig_patent_app_number] => 09861914 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/861914
Monoblock battery May 20, 2001 Issued
Array ( [id] => 1223257 [patent_doc_number] => 06699613 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-02 [patent_title] => 'Fuel cell having sealant for sealing a solid polymer electrolyte membrane' [patent_app_type] => B2 [patent_app_number] => 09/847895 [patent_app_country] => US [patent_app_date] => 2001-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 47 [patent_no_of_words] => 14899 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/699/06699613.pdf [firstpage_image] =>[orig_patent_app_number] => 09847895 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/847895
Fuel cell having sealant for sealing a solid polymer electrolyte membrane May 1, 2001 Issued
Array ( [id] => 7064756 [patent_doc_number] => 20010044042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Fuel cell having sealant for sealing a solid polymer electrolyte Membrane' [patent_app_type] => new [patent_app_number] => 09/847901 [patent_app_country] => US [patent_app_date] => 2001-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5132 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0044/20010044042.pdf [firstpage_image] =>[orig_patent_app_number] => 09847901 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/847901
Fuel cell having sealant for sealing a solid polymer electrolyte membrane May 1, 2001 Issued
Array ( [id] => 7078308 [patent_doc_number] => 20010041290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-15 [patent_title] => 'Lithium polymer secondary battery' [patent_app_type] => new [patent_app_number] => 09/846505 [patent_app_country] => US [patent_app_date] => 2001-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4896 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0041/20010041290.pdf [firstpage_image] =>[orig_patent_app_number] => 09846505 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/846505
Lithium polymer secondary battery Apr 30, 2001 Pending
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