Search

Kevin H. Sprenger

Examiner (ID: 6769, Phone: (571)272-9424 , Office: P/2838 )

Most Active Art Unit
2838
Art Unit(s)
2838
Total Applications
293
Issued Applications
246
Pending Applications
0
Abandoned Applications
48

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11930312 [patent_doc_number] => 09797300 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-24 [patent_title] => 'Supercharging system and method for operating a supercharging system' [patent_app_type] => utility [patent_app_number] => 14/779663 [patent_app_country] => US [patent_app_date] => 2014-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 8263 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14779663 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/779663
Supercharging system and method for operating a supercharging system Mar 19, 2014 Issued
Array ( [id] => 11699386 [patent_doc_number] => 09689291 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-27 [patent_title] => 'Pump purge for urea dosing system' [patent_app_type] => utility [patent_app_number] => 14/775126 [patent_app_country] => US [patent_app_date] => 2014-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7750 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14775126 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/775126
Pump purge for urea dosing system Mar 13, 2014 Issued
Array ( [id] => 11084598 [patent_doc_number] => 20160281563 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-29 [patent_title] => 'EXHAUST SYSTEM FOR AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE AND METHOD FOR OPERATING AN EXHAUST SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/777965 [patent_app_country] => US [patent_app_date] => 2014-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2008 [patent_no_of_claims] => 6 [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] => 14777965 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/777965
EXHAUST SYSTEM FOR AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE AND METHOD FOR OPERATING AN EXHAUST SYSTEM Mar 4, 2014 Abandoned
Array ( [id] => 10686657 [patent_doc_number] => 20160032802 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-04 [patent_title] => 'EXHAUST PURIFICATION SYSTEM AND SHIP COMPRISING SAME' [patent_app_type] => utility [patent_app_number] => 14/777029 [patent_app_country] => US [patent_app_date] => 2014-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 12838 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14777029 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/777029
EXHAUST PURIFICATION SYSTEM AND SHIP COMPRISING SAME Mar 4, 2014 Abandoned
Array ( [id] => 11657818 [patent_doc_number] => 09670810 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-06 [patent_title] => 'Exhaust gas purification system' [patent_app_type] => utility [patent_app_number] => 14/781715 [patent_app_country] => US [patent_app_date] => 2014-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3268 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14781715 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/781715
Exhaust gas purification system Mar 4, 2014 Issued
Array ( [id] => 10039825 [patent_doc_number] => 09080524 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-07-14 [patent_title] => 'System, method, and apparatus for sulfur recovery on an SCR catalyst' [patent_app_type] => utility [patent_app_number] => 14/189462 [patent_app_country] => US [patent_app_date] => 2014-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6179 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14189462 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/189462
System, method, and apparatus for sulfur recovery on an SCR catalyst Feb 24, 2014 Issued
Array ( [id] => 10664385 [patent_doc_number] => 20160010530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-14 [patent_title] => 'Device for delivering a liquid additive' [patent_app_type] => utility [patent_app_number] => 14/773219 [patent_app_country] => US [patent_app_date] => 2014-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4905 [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] => 14773219 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/773219
Device for delivering a liquid additive Feb 24, 2014 Issued
Array ( [id] => 9681230 [patent_doc_number] => 20140237992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-28 [patent_title] => 'Diesel Exhaust Particulate Filter' [patent_app_type] => utility [patent_app_number] => 14/184755 [patent_app_country] => US [patent_app_date] => 2014-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3077 [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] => 14184755 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/184755
Diesel Exhaust Particulate Filter Feb 19, 2014 Abandoned
Array ( [id] => 10707508 [patent_doc_number] => 20160053654 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-25 [patent_title] => 'EXHAUST PURIFICATION DEVICE FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 14/768577 [patent_app_country] => US [patent_app_date] => 2014-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3157 [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] => 14768577 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/768577
Exhaust purification device for internal combustion engine Feb 17, 2014 Issued
Array ( [id] => 10014291 [patent_doc_number] => 09057302 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-06-16 [patent_title] => 'Internal combustion engine with exhaust-gas aftertreatment arrangement and intake air arrangement and method for operating an internal combustion engine of said type' [patent_app_type] => utility [patent_app_number] => 14/178149 [patent_app_country] => US [patent_app_date] => 2014-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 11417 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14178149 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/178149
Internal combustion engine with exhaust-gas aftertreatment arrangement and intake air arrangement and method for operating an internal combustion engine of said type Feb 10, 2014 Issued
Array ( [id] => 9637921 [patent_doc_number] => 20140216030 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-07 [patent_title] => 'EXHAUST SYSTEM WITH A REFORMER CATALYST' [patent_app_type] => utility [patent_app_number] => 14/172083 [patent_app_country] => US [patent_app_date] => 2014-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3870 [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] => 14172083 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/172083
Exhaust system with a reformer catalyst Feb 3, 2014 Issued
Array ( [id] => 10110408 [patent_doc_number] => 09145813 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-29 [patent_title] => 'Structure for utilizing exhaust heat of vehicle' [patent_app_type] => utility [patent_app_number] => 14/142860 [patent_app_country] => US [patent_app_date] => 2013-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4131 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14142860 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/142860
Structure for utilizing exhaust heat of vehicle Dec 28, 2013 Issued
Array ( [id] => 12017500 [patent_doc_number] => 09810194 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-11-07 [patent_title] => 'First improvement of wave activated power generation system with the rack and pinion mechanism' [patent_app_type] => utility [patent_app_number] => 14/909151 [patent_app_country] => US [patent_app_date] => 2013-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6091 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14909151 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/909151
First improvement of wave activated power generation system with the rack and pinion mechanism Dec 20, 2013 Issued
Array ( [id] => 11263852 [patent_doc_number] => 09488145 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-11-08 [patent_title] => 'Vehicular liquid containment system and method for verifying integrity of same' [patent_app_type] => utility [patent_app_number] => 14/654205 [patent_app_country] => US [patent_app_date] => 2013-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4553 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14654205 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/654205
Vehicular liquid containment system and method for verifying integrity of same Dec 12, 2013 Issued
Array ( [id] => 10535378 [patent_doc_number] => 09261001 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-02-16 [patent_title] => 'Failure determination system of exhaust gas purification apparatus' [patent_app_type] => utility [patent_app_number] => 14/424144 [patent_app_country] => US [patent_app_date] => 2013-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 22 [patent_no_of_words] => 19149 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14424144 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/424144
Failure determination system of exhaust gas purification apparatus Dec 5, 2013 Issued
Array ( [id] => 10643105 [patent_doc_number] => 09359965 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-06-07 [patent_title] => 'Turbo-charger system' [patent_app_type] => utility [patent_app_number] => 14/099361 [patent_app_country] => US [patent_app_date] => 2013-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2352 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14099361 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/099361
Turbo-charger system Dec 5, 2013 Issued
Array ( [id] => 11297307 [patent_doc_number] => 09505301 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-11-29 [patent_title] => 'Engine device' [patent_app_type] => utility [patent_app_number] => 14/647630 [patent_app_country] => US [patent_app_date] => 2013-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 5672 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14647630 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/647630
Engine device Nov 27, 2013 Issued
Array ( [id] => 10636166 [patent_doc_number] => 09353660 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-31 [patent_title] => 'SCR system and a method of purging it' [patent_app_type] => utility [patent_app_number] => 14/089068 [patent_app_country] => US [patent_app_date] => 2013-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 4116 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14089068 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/089068
SCR system and a method of purging it Nov 24, 2013 Issued
Array ( [id] => 10250683 [patent_doc_number] => 20150135679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-21 [patent_title] => 'EMISSIONS CONTROL IN DIESEL ENGINES' [patent_app_type] => utility [patent_app_number] => 14/086010 [patent_app_country] => US [patent_app_date] => 2013-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5021 [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] => 14086010 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/086010
EMISSIONS CONTROL IN DIESEL ENGINES Nov 20, 2013 Abandoned
Array ( [id] => 9602530 [patent_doc_number] => 20140199212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-17 [patent_title] => 'CONSTRUCTION MACHINE WITH HEAT MANAGEMENT SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/081142 [patent_app_country] => US [patent_app_date] => 2013-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3402 [patent_no_of_claims] => 15 [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] => 14081142 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/081142
Construction machine with heat management system Nov 14, 2013 Issued
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