Search

Stephen J. Yanchuk

Examiner (ID: 14287, Phone: (571)270-7343 , Office: P/1723 )

Most Active Art Unit
1723
Art Unit(s)
1752, 1795, 1723, 1729
Total Applications
593
Issued Applications
283
Pending Applications
44
Abandoned Applications
263

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 10343994 [patent_doc_number] => 20150228999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-13 [patent_title] => 'Method for Forming an Electrochemical Cell, an Electrochemical Cell and Battery' [patent_app_type] => utility [patent_app_number] => 14/420212 [patent_app_country] => US [patent_app_date] => 2013-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3248 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14420212 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/420212
Method for Forming an Electrochemical Cell, an Electrochemical Cell and Battery Jul 24, 2013 Abandoned
Array ( [id] => 10189850 [patent_doc_number] => 09219282 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-12-22 [patent_title] => 'Membrane electrode assembly' [patent_app_type] => utility [patent_app_number] => 14/413511 [patent_app_country] => US [patent_app_date] => 2013-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 4875 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14413511 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/413511
Membrane electrode assembly Jun 23, 2013 Issued
Array ( [id] => 9068430 [patent_doc_number] => 20130260186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-03 [patent_title] => 'ELECTROCHEMICAL CELL' [patent_app_type] => utility [patent_app_number] => 13/851216 [patent_app_country] => US [patent_app_date] => 2013-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9898 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13851216 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/851216
ELECTROCHEMICAL CELL Mar 26, 2013 Abandoned
Array ( [id] => 8767315 [patent_doc_number] => 20130095352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-04-18 [patent_title] => 'NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 13/692498 [patent_app_country] => US [patent_app_date] => 2012-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4827 [patent_no_of_claims] => 8 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13692498 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/692498
Non-aqueous electrolyte secondary battery Dec 2, 2012 Issued
Array ( [id] => 8753433 [patent_doc_number] => 20130087737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-04-11 [patent_title] => 'NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME' [patent_app_type] => utility [patent_app_number] => 13/685678 [patent_app_country] => US [patent_app_date] => 2012-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5822 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13685678 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/685678
NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME Nov 25, 2012 Abandoned
Array ( [id] => 8720555 [patent_doc_number] => 20130071772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-21 [patent_title] => 'INTEGRALLY MOLDED GASKET FOR A FUEL CELL ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 13/668437 [patent_app_country] => US [patent_app_date] => 2012-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5820 [patent_no_of_claims] => 3 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13668437 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/668437
Integrally molded gasket for a fuel cell assembly Nov 4, 2012 Issued
Array ( [id] => 8617586 [patent_doc_number] => 20130022898 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-24 [patent_title] => 'FUEL CELL CATHODES' [patent_app_type] => utility [patent_app_number] => 13/630183 [patent_app_country] => US [patent_app_date] => 2012-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3144 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13630183 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/630183
FUEL CELL CATHODES Sep 27, 2012 Abandoned
Array ( [id] => 9864516 [patent_doc_number] => 20150044535 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-02-12 [patent_title] => 'LITHIUM SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 14/344125 [patent_app_country] => US [patent_app_date] => 2012-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8655 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14344125 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/344125
LITHIUM SECONDARY BATTERY Sep 23, 2012 Abandoned
Array ( [id] => 8720494 [patent_doc_number] => 20130071711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-21 [patent_title] => 'BATTERY' [patent_app_type] => utility [patent_app_number] => 13/612965 [patent_app_country] => US [patent_app_date] => 2012-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6205 [patent_no_of_claims] => 3 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13612965 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/612965
BATTERY Sep 12, 2012 Abandoned
Array ( [id] => 11898513 [patent_doc_number] => 09768458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-09-19 [patent_title] => 'Control device of fuel cell, fuel cell system and control method of fuel cell' [patent_app_type] => utility [patent_app_number] => 14/423212 [patent_app_country] => US [patent_app_date] => 2012-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5771 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14423212 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/423212
Control device of fuel cell, fuel cell system and control method of fuel cell Aug 30, 2012 Issued
Array ( [id] => 9642365 [patent_doc_number] => 20140220476 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-07 [patent_title] => 'LIQUID ELECTROLYTE FOR BATTERIES, METHOD FOR PRODUCING THE SAME, AND BATTERY COMPRISING THE SAME' [patent_app_type] => utility [patent_app_number] => 14/241224 [patent_app_country] => US [patent_app_date] => 2012-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12181 [patent_no_of_claims] => 10 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14241224 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/241224
Liquid electrolyte for batteries, method for producing the same, and battery comprising the same Aug 27, 2012 Issued
Array ( [id] => 9616048 [patent_doc_number] => 20140205904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-24 [patent_title] => 'BINDER COMPOSITION FOR SECONDARY BATTERY NEGATIVE ELECTRODE, NEGATIVE ELECTRODE FOR SECONDARY BATTERY, NEGATIVE ELECTRODE SLURRY COMPOSITION, MANUFACTURING METHOD, AND SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 14/241722 [patent_app_country] => US [patent_app_date] => 2012-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26959 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14241722 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/241722
Binder composition for secondary battery negative electrode, negative electrode for secondary battery, negative electrode slurry composition, manufacturing method, and secondary battery Aug 23, 2012 Issued
Array ( [id] => 9685715 [patent_doc_number] => 20140242480 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-28 [patent_title] => 'FUEL CELL SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/342821 [patent_app_country] => US [patent_app_date] => 2012-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7303 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14342821 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/342821
Fuel cell system Aug 22, 2012 Issued
Array ( [id] => 14152209 [patent_doc_number] => 10256495 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-09 [patent_title] => Fuel cell and fuel cell stack [patent_app_type] => utility [patent_app_number] => 14/237228 [patent_app_country] => US [patent_app_date] => 2012-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 31 [patent_no_of_words] => 14217 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14237228 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/237228
Fuel cell and fuel cell stack Aug 6, 2012 Issued
Array ( [id] => 10525914 [patent_doc_number] => 09252438 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-02-02 [patent_title] => 'Fuel cell system comprising a water separator' [patent_app_type] => utility [patent_app_number] => 14/237116 [patent_app_country] => US [patent_app_date] => 2012-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3453 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14237116 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/237116
Fuel cell system comprising a water separator Jul 20, 2012 Issued
Array ( [id] => 9602924 [patent_doc_number] => 20140199606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-17 [patent_title] => 'METHOD FOR COOLING A FUEL CELL' [patent_app_type] => utility [patent_app_number] => 14/237613 [patent_app_country] => US [patent_app_date] => 2012-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3261 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14237613 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/237613
Method for cooling a fuel cell Jul 18, 2012 Issued
Array ( [id] => 10932413 [patent_doc_number] => 20140335434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-13 [patent_title] => 'FUEL CELL VEHICLE' [patent_app_type] => utility [patent_app_number] => 14/119030 [patent_app_country] => US [patent_app_date] => 2012-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5200 [patent_no_of_claims] => 5 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14119030 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/119030
FUEL CELL VEHICLE Jul 16, 2012 Abandoned
Array ( [id] => 9490929 [patent_doc_number] => 20140141335 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-22 [patent_title] => 'NONAQUEOUS ELECTROLYTE SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 14/232225 [patent_app_country] => US [patent_app_date] => 2012-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7131 [patent_no_of_claims] => 3 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14232225 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/232225
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Jul 11, 2012 Abandoned
Array ( [id] => 8950462 [patent_doc_number] => 20130196242 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-08-01 [patent_title] => 'FUEL CELL SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/824910 [patent_app_country] => US [patent_app_date] => 2012-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8412 [patent_no_of_claims] => 7 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13824910 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/824910
FUEL CELL SYSTEM Jul 10, 2012 Abandoned
Array ( [id] => 10863596 [patent_doc_number] => 08889288 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-18 [patent_title] => 'Lithium ion battery of crimping shape of increased safety' [patent_app_type] => utility [patent_app_number] => 13/544516 [patent_app_country] => US [patent_app_date] => 2012-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6849 [patent_no_of_claims] => 7 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13544516 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/544516
Lithium ion battery of crimping shape of increased safety Jul 8, 2012 Issued
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