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] => 4704378 [patent_doc_number] => 20080063902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-13 [patent_title] => 'Fuel Cell System' [patent_app_type] => utility [patent_app_number] => 11/596925 [patent_app_country] => US [patent_app_date] => 2005-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 15981 [patent_no_of_claims] => 14 [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/A1/0063/20080063902.pdf [firstpage_image] =>[orig_patent_app_number] => 11596925 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/596925
Fuel Cell System May 18, 2005 Abandoned
Array ( [id] => 9496205 [patent_doc_number] => 08735016 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-05-27 [patent_title] => 'Hydrophilic, electrically conductive fluid distribution plate for fuel cell' [patent_app_type] => utility [patent_app_number] => 11/127375 [patent_app_country] => US [patent_app_date] => 2005-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 5348 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11127375 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/127375
Hydrophilic, electrically conductive fluid distribution plate for fuel cell May 11, 2005 Issued
Array ( [id] => 4752337 [patent_doc_number] => 20080160410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-03 [patent_title] => 'Double-Layer Cathode Active Materials for Lithium Secondary Batteries, Method for Preparing The Active Materials, and Lithium Secondary Batteries Using the Active Materials' [patent_app_type] => utility [patent_app_number] => 11/794287 [patent_app_country] => US [patent_app_date] => 2005-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 11303 [patent_no_of_claims] => 14 [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/A1/0160/20080160410.pdf [firstpage_image] =>[orig_patent_app_number] => 11794287 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/794287
Double-layer cathode active materials for lithium secondary batteries, method for preparing the active materials, and lithium secondary batteries using the active materials Apr 25, 2005 Issued
Array ( [id] => 4604531 [patent_doc_number] => 07985510 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-26 [patent_title] => 'Utilization-based fuel cell monitoring and control' [patent_app_type] => utility [patent_app_number] => 11/109489 [patent_app_country] => US [patent_app_date] => 2005-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 15041 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/985/07985510.pdf [firstpage_image] =>[orig_patent_app_number] => 11109489 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/109489
Utilization-based fuel cell monitoring and control Apr 17, 2005 Issued
Array ( [id] => 7002560 [patent_doc_number] => 20050167873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-04 [patent_title] => 'Low cost fuel cell bipolar plates manufactured from conductive loaded resin-based materials' [patent_app_type] => utility [patent_app_number] => 11/096632 [patent_app_country] => US [patent_app_date] => 2005-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7751 [patent_no_of_claims] => 22 [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/A1/0167/20050167873.pdf [firstpage_image] =>[orig_patent_app_number] => 11096632 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/096632
Low cost fuel cell bipolar plates manufactured from conductive loaded resin-based materials Mar 31, 2005 Abandoned
Array ( [id] => 5219591 [patent_doc_number] => 20070160902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-12 [patent_title] => 'Alkaline storage battery' [patent_app_type] => utility [patent_app_number] => 10/588721 [patent_app_country] => US [patent_app_date] => 2005-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6999 [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] => publications/A1/0160/20070160902.pdf [firstpage_image] =>[orig_patent_app_number] => 10588721 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/588721
Alkaline storage battery Mar 27, 2005 Abandoned
Array ( [id] => 11539812 [patent_doc_number] => 09614235 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-04 [patent_title] => 'Fuel cell system and method of controlling the system' [patent_app_type] => utility [patent_app_number] => 10/591026 [patent_app_country] => US [patent_app_date] => 2005-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4291 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 10591026 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/591026
Fuel cell system and method of controlling the system Mar 23, 2005 Issued
Array ( [id] => 7050587 [patent_doc_number] => 20050186474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-25 [patent_title] => 'Positive electrodes for lithium batteries and their methods of fabrication' [patent_app_type] => utility [patent_app_number] => 11/059433 [patent_app_country] => US [patent_app_date] => 2005-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6097 [patent_no_of_claims] => 22 [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/A1/0186/20050186474.pdf [firstpage_image] =>[orig_patent_app_number] => 11059433 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/059433
Positive electrodes for lithium batteries and their methods of fabrication Feb 14, 2005 Abandoned
Array ( [id] => 9777612 [patent_doc_number] => 08852814 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-10-07 [patent_title] => 'Method for developing an electrochemical device' [patent_app_type] => utility [patent_app_number] => 10/588976 [patent_app_country] => US [patent_app_date] => 2005-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2643 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 10588976 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/588976
Method for developing an electrochemical device Feb 8, 2005 Issued
Array ( [id] => 5236335 [patent_doc_number] => 20070128492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-07 [patent_title] => 'Fuel cell and fuel reservoir for fuel cell' [patent_app_type] => utility [patent_app_number] => 10/588148 [patent_app_country] => US [patent_app_date] => 2005-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 42998 [patent_no_of_claims] => 83 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0128/20070128492.pdf [firstpage_image] =>[orig_patent_app_number] => 10588148 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/588148
Fuel cell and fuel reservoir for fuel cell Feb 1, 2005 Abandoned
Array ( [id] => 4752285 [patent_doc_number] => 20080160358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-03 [patent_title] => 'Method and System of Operating Molten Carbonate Fuel Cells' [patent_app_type] => utility [patent_app_number] => 11/794185 [patent_app_country] => US [patent_app_date] => 2005-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7738 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0160/20080160358.pdf [firstpage_image] =>[orig_patent_app_number] => 11794185 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/794185
Method and System of Operating Molten Carbonate Fuel Cells Jan 3, 2005 Abandoned
Array ( [id] => 5215934 [patent_doc_number] => 20070105015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-10 [patent_title] => 'Battery and method of producing the same' [patent_app_type] => utility [patent_app_number] => 10/583583 [patent_app_country] => US [patent_app_date] => 2004-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5163 [patent_no_of_claims] => 13 [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/A1/0105/20070105015.pdf [firstpage_image] =>[orig_patent_app_number] => 10583583 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/583583
Battery and method of producing the same Dec 21, 2004 Abandoned
Array ( [id] => 11539791 [patent_doc_number] => 09614214 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-04 [patent_title] => 'Method for improvement of performance of si thin film anode for lithium rechargeable battery' [patent_app_type] => utility [patent_app_number] => 10/538822 [patent_app_country] => US [patent_app_date] => 2004-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 5025 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 10538822 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/538822
Method for improvement of performance of si thin film anode for lithium rechargeable battery Dec 15, 2004 Issued
Array ( [id] => 4651378 [patent_doc_number] => 20080038634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-14 [patent_title] => 'High Capacity Alkaline Cell Utilizing Cathode Extender' [patent_app_type] => utility [patent_app_number] => 10/582193 [patent_app_country] => US [patent_app_date] => 2004-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 7855 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20080038634.pdf [firstpage_image] =>[orig_patent_app_number] => 10582193 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/582193
High Capacity Alkaline Cell Utilizing Cathode Extender Dec 9, 2004 Abandoned
Array ( [id] => 32793 [patent_doc_number] => 07785725 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-31 [patent_title] => 'Compound for a solid oxide fuel cell stack gasket' [patent_app_type] => utility [patent_app_number] => 11/003897 [patent_app_country] => US [patent_app_date] => 2004-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2542 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/785/07785725.pdf [firstpage_image] =>[orig_patent_app_number] => 11003897 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/003897
Compound for a solid oxide fuel cell stack gasket Dec 2, 2004 Issued
Array ( [id] => 7194847 [patent_doc_number] => 20050164055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-07-28 [patent_title] => 'Fuel cell system and power generating method in fuel cell system' [patent_app_type] => utility [patent_app_number] => 10/998162 [patent_app_country] => US [patent_app_date] => 2004-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 18969 [patent_no_of_claims] => 21 [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/A1/0164/20050164055.pdf [firstpage_image] =>[orig_patent_app_number] => 10998162 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/998162
Fuel cell system and power generating method in fuel cell system Nov 28, 2004 Abandoned
Array ( [id] => 5215920 [patent_doc_number] => 20070105001 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-10 [patent_title] => 'Fuel cell stack' [patent_app_type] => utility [patent_app_number] => 10/582222 [patent_app_country] => US [patent_app_date] => 2004-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6019 [patent_no_of_claims] => 11 [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/A1/0105/20070105001.pdf [firstpage_image] =>[orig_patent_app_number] => 10582222 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/582222
Fuel cell stack Nov 24, 2004 Abandoned
Array ( [id] => 4623971 [patent_doc_number] => 08003266 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-08-23 [patent_title] => 'Fuel cell and method of operating same' [patent_app_type] => utility [patent_app_number] => 10/578097 [patent_app_country] => US [patent_app_date] => 2004-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 8182 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/003/08003266.pdf [firstpage_image] =>[orig_patent_app_number] => 10578097 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/578097
Fuel cell and method of operating same Nov 7, 2004 Issued
Array ( [id] => 5253075 [patent_doc_number] => 20070134531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'Fuel cell and method for fabricating same' [patent_app_type] => utility [patent_app_number] => 10/578194 [patent_app_country] => US [patent_app_date] => 2004-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6346 [patent_no_of_claims] => 14 [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/A1/0134/20070134531.pdf [firstpage_image] =>[orig_patent_app_number] => 10578194 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/578194
Fuel cell and method for fabricating same Nov 4, 2004 Abandoned
Array ( [id] => 5865340 [patent_doc_number] => 20060099470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'Passive restriction pathways in fuel cell water drainage' [patent_app_type] => utility [patent_app_number] => 10/981848 [patent_app_country] => US [patent_app_date] => 2004-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4384 [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/A1/0099/20060099470.pdf [firstpage_image] =>[orig_patent_app_number] => 10981848 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/981848
Passive restriction pathways in fuel cell water drainage Nov 4, 2004 Issued
Menu