Search

Osei K. Amponsah

Examiner (ID: 13525, Phone: (571)270-3446 , Office: P/1729 )

Most Active Art Unit
1729
Art Unit(s)
1729, 1752
Total Applications
770
Issued Applications
487
Pending Applications
108
Abandoned Applications
200

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 10067075 [patent_doc_number] => 09105937 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-08-11 [patent_title] => 'Electrode materials for electrical cells' [patent_app_type] => utility [patent_app_number] => 13/489101 [patent_app_country] => US [patent_app_date] => 2012-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4942 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13489101 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/489101
Electrode materials for electrical cells Jun 4, 2012 Issued
Array ( [id] => 10627925 [patent_doc_number] => 09346066 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-24 [patent_title] => 'Non-woven polymer fiber mat for use in a lithium ion battery electrochemical cell' [patent_app_type] => utility [patent_app_number] => 13/488691 [patent_app_country] => US [patent_app_date] => 2012-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 9716 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13488691 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/488691
Non-woven polymer fiber mat for use in a lithium ion battery electrochemical cell Jun 4, 2012 Issued
Array ( [id] => 8405780 [patent_doc_number] => 20120237842 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-20 [patent_title] => 'OPTICAL SEMICONDUCTOR AND METHOD FOR PRODUCING THE SAME, OPTICAL SEMICONDUCTOR DEVICE, PHOTOCATALYST, HYDROGEN PRODUCING DEVICE, AND ENERGY SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/482301 [patent_app_country] => US [patent_app_date] => 2012-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8567 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13482301 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/482301
Optical semiconductor and method for producing the same, optical semiconductor device, photocatalyst, hydrogen producing device, and energy system May 28, 2012 Issued
Array ( [id] => 8612111 [patent_doc_number] => 20130017423 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-17 [patent_title] => 'ALKALINE SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 13/482202 [patent_app_country] => US [patent_app_date] => 2012-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3980 [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] => 13482202 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/482202
ALKALINE SECONDARY BATTERY May 28, 2012 Abandoned
Array ( [id] => 8502361 [patent_doc_number] => 20120301769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-29 [patent_title] => 'POWER SOURCE APPARATUS TO SUPPLY ELECTRIC POWER AND VEHICLE EQUIPPED WITH THE POWER SOURCE APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/479802 [patent_app_country] => US [patent_app_date] => 2012-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8407 [patent_no_of_claims] => 12 [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] => 13479802 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/479802
POWER SOURCE APPARATUS TO SUPPLY ELECTRIC POWER AND VEHICLE EQUIPPED WITH THE POWER SOURCE APPARATUS May 23, 2012 Abandoned
Array ( [id] => 8516129 [patent_doc_number] => 20120315536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-13 [patent_title] => 'Materials for Battery Electrolytes and Methods for Use' [patent_app_type] => utility [patent_app_number] => 13/459702 [patent_app_country] => US [patent_app_date] => 2012-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 30307 [patent_no_of_claims] => 20 [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] => 13459702 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/459702
Materials for Battery Electrolytes and Methods for Use Apr 29, 2012 Abandoned
Array ( [id] => 8347186 [patent_doc_number] => 20120208096 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-16 [patent_title] => 'AIR BATTERY' [patent_app_type] => utility [patent_app_number] => 13/455202 [patent_app_country] => US [patent_app_date] => 2012-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9603 [patent_no_of_claims] => 12 [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] => 13455202 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/455202
Air battery Apr 24, 2012 Issued
Array ( [id] => 8312934 [patent_doc_number] => 20120189941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-26 [patent_title] => 'MANUFACTURING METHOD OF ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY USING THE SAME, FUEL CELL USING THE SAME AND COMPLEX PARTICLES' [patent_app_type] => utility [patent_app_number] => 13/433045 [patent_app_country] => US [patent_app_date] => 2012-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8184 [patent_no_of_claims] => 19 [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] => 13433045 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/433045
Manufacturing method of electrode catalyst layer, membrane electrode assembly using the same, fuel cell using the same and complex particles Mar 27, 2012 Issued
Array ( [id] => 8744765 [patent_doc_number] => 20130084482 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-04-04 [patent_title] => 'REBALANCING ELECTROLYTES IN REDOX FLOW BATTERY SYSTEMS' [patent_app_type] => utility [patent_app_number] => 13/433189 [patent_app_country] => US [patent_app_date] => 2012-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7965 [patent_no_of_claims] => 9 [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] => 13433189 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/433189
Rebalancing electrolytes in redox flow battery systems Mar 27, 2012 Issued
Array ( [id] => 9148188 [patent_doc_number] => 20130302711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-14 [patent_title] => 'FUEL CELL POWER GENERATION SYSTEM AND CONTROL METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 13/981290 [patent_app_country] => US [patent_app_date] => 2012-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9023 [patent_no_of_claims] => 5 [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] => 13981290 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/981290
FUEL CELL POWER GENERATION SYSTEM AND CONTROL METHOD THEREOF Mar 7, 2012 Abandoned
Array ( [id] => 8821352 [patent_doc_number] => 20130122397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-16 [patent_title] => 'POLYMER ELECTROLYTE FUEL CELL AND FUEL CELL SYSTEM INCLUDING THE SAME' [patent_app_type] => utility [patent_app_number] => 13/701796 [patent_app_country] => US [patent_app_date] => 2012-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10270 [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] => 13701796 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/701796
Polymer electrolyte fuel cell and fuel cell system including the same Mar 1, 2012 Issued
Array ( [id] => 8370445 [patent_doc_number] => 20120219834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-30 [patent_title] => 'SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 13/401001 [patent_app_country] => US [patent_app_date] => 2012-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4434 [patent_no_of_claims] => 20 [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] => 13401001 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/401001
SECONDARY BATTERY Feb 20, 2012 Abandoned
Array ( [id] => 9148178 [patent_doc_number] => 20130302701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-14 [patent_title] => 'NON-AQUEOUS ELECTROLYTE FOR SECONDARY BATTERIES AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 13/980690 [patent_app_country] => US [patent_app_date] => 2012-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9241 [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] => 13980690 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/980690
NON-AQUEOUS ELECTROLYTE FOR SECONDARY BATTERIES AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Feb 14, 2012 Abandoned
Array ( [id] => 9133416 [patent_doc_number] => 20130294130 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-07 [patent_title] => 'FUEL CELL SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/980296 [patent_app_country] => US [patent_app_date] => 2012-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9704 [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] => 13980296 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/980296
FUEL CELL SYSTEM Jan 17, 2012 Abandoned
Array ( [id] => 11918774 [patent_doc_number] => 09786970 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-10 [patent_title] => 'Air-metal secondary battery unit and air-metal secondary battery module including same' [patent_app_type] => utility [patent_app_number] => 13/980890 [patent_app_country] => US [patent_app_date] => 2012-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3166 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 360 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13980890 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/980890
Air-metal secondary battery unit and air-metal secondary battery module including same Jan 11, 2012 Issued
Array ( [id] => 9895342 [patent_doc_number] => 20150050541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-02-19 [patent_title] => 'LITHIUM SECONDARY BATTERY' [patent_app_type] => utility [patent_app_number] => 14/366284 [patent_app_country] => US [patent_app_date] => 2011-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 13830 [patent_no_of_claims] => 9 [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] => 14366284 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/366284
Lithium secondary battery Dec 18, 2011 Issued
Array ( [id] => 8185014 [patent_doc_number] => 20120115041 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-10 [patent_title] => 'ELECTROCHEMICAL DEVICE HAVING ELECTROLYTE INCLUDING DISILOXANE' [patent_app_type] => utility [patent_app_number] => 13/323674 [patent_app_country] => US [patent_app_date] => 2011-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 17246 [patent_no_of_claims] => 58 [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] => publications/A1/0115/20120115041.pdf [firstpage_image] =>[orig_patent_app_number] => 13323674 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/323674
ELECTROCHEMICAL DEVICE HAVING ELECTROLYTE INCLUDING DISILOXANE Dec 11, 2011 Abandoned
Array ( [id] => 8814494 [patent_doc_number] => 20130115538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-09 [patent_title] => 'POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME' [patent_app_type] => utility [patent_app_number] => 13/810395 [patent_app_country] => US [patent_app_date] => 2011-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 17826 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13810395 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/810395
POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME Dec 7, 2011 Abandoned
Array ( [id] => 8707823 [patent_doc_number] => 20130065112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-14 [patent_title] => 'ALKALINE PRIMARY BATTERY' [patent_app_type] => utility [patent_app_number] => 13/636094 [patent_app_country] => US [patent_app_date] => 2011-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 10203 [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] => 13636094 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/636094
ALKALINE PRIMARY BATTERY Nov 21, 2011 Abandoned
Array ( [id] => 8825027 [patent_doc_number] => 20130126072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-23 [patent_title] => 'FABRICATION OF CATALYST COATED ELECTRODE SUBSTRATE WITH LOW LOADINGS USING DIRECT SPRAY METHOD' [patent_app_type] => utility [patent_app_number] => 13/301201 [patent_app_country] => US [patent_app_date] => 2011-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4760 [patent_no_of_claims] => 23 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13301201 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/301201
FABRICATION OF CATALYST COATED ELECTRODE SUBSTRATE WITH LOW LOADINGS USING DIRECT SPRAY METHOD Nov 20, 2011 Abandoned
Menu