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] => 11800147 [patent_doc_number] => 09540965 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-01-10 [patent_title] => 'Valve timing control device and method of assembly thereof' [patent_app_type] => utility [patent_app_number] => 14/427591 [patent_app_country] => US [patent_app_date] => 2012-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5229 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14427591 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/427591
Valve timing control device and method of assembly thereof Nov 11, 2012 Issued
Array ( [id] => 8879707 [patent_doc_number] => 20130152891 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-06-20 [patent_title] => 'PLASTIC HEAD COVER OF INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 13/674341 [patent_app_country] => US [patent_app_date] => 2012-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4410 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13674341 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/674341
PLASTIC HEAD COVER OF INTERNAL COMBUSTION ENGINE Nov 11, 2012 Abandoned
Array ( [id] => 10601923 [patent_doc_number] => 09322480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-04-26 [patent_title] => 'Turbocharger arrangement and set of feedbacks for electric actuator control' [patent_app_type] => utility [patent_app_number] => 13/674844 [patent_app_country] => US [patent_app_date] => 2012-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6067 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13674844 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/674844
Turbocharger arrangement and set of feedbacks for electric actuator control Nov 11, 2012 Issued
Array ( [id] => 10938760 [patent_doc_number] => 20140341781 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-20 [patent_title] => 'EXHAUST GAS PURIFICATION SYSTEM AND EXHAUST GAS PURIFICATION METHOD' [patent_app_type] => utility [patent_app_number] => 14/362733 [patent_app_country] => US [patent_app_date] => 2012-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8478 [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] => 14362733 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/362733
Exhaust gas purification system and exhaust gas purification method Nov 7, 2012 Issued
Array ( [id] => 9459495 [patent_doc_number] => 20140123920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-08 [patent_title] => 'CAMSHAFT PHASER WITH CENTRALLY LOCATED LOCK PIN VALVE SPOOL' [patent_app_type] => utility [patent_app_number] => 13/667127 [patent_app_country] => US [patent_app_date] => 2012-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4950 [patent_no_of_claims] => 19 [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] => 13667127 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/667127
CAMSHAFT PHASER WITH CENTRALLY LOCATED LOCK PIN VALVE SPOOL Nov 1, 2012 Abandoned
Array ( [id] => 9674800 [patent_doc_number] => 08813700 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-08-26 [patent_title] => 'Camshaft adjustment mechanism having a locking apparatus' [patent_app_type] => utility [patent_app_number] => 13/653758 [patent_app_country] => US [patent_app_date] => 2012-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5542 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13653758 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/653758
Camshaft adjustment mechanism having a locking apparatus Oct 16, 2012 Issued
Array ( [id] => 10064415 [patent_doc_number] => 09103250 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-08-11 [patent_title] => 'Exhaust gas heat exchanger' [patent_app_type] => utility [patent_app_number] => 14/352177 [patent_app_country] => US [patent_app_date] => 2012-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 24 [patent_no_of_words] => 8599 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14352177 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/352177
Exhaust gas heat exchanger Oct 16, 2012 Issued
Array ( [id] => 8646164 [patent_doc_number] => 20130031894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-02-07 [patent_title] => 'METHOD AND EXHAUST-GAS TREATMENT DEVICE FOR REGENERATING AN EXHAUST-GAS PURIFICATION COMPONENT AND MOTOR VEHICLE HAVING THE EXHAUST-GAS TREATMENT DEVICE' [patent_app_type] => utility [patent_app_number] => 13/647529 [patent_app_country] => US [patent_app_date] => 2012-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5365 [patent_no_of_claims] => 13 [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] => 13647529 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/647529
Method and exhaust-gas treatment device for regenerating an exhaust-gas purification component and motor vehicle having the exhaust-gas treatment device Oct 8, 2012 Issued
Array ( [id] => 8764076 [patent_doc_number] => 20130092113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-04-18 [patent_title] => 'Control Valve Comprising an Integrated Filter and Cam Shaft Phase Setter Comprising Said Control Valve' [patent_app_type] => utility [patent_app_number] => 13/644551 [patent_app_country] => US [patent_app_date] => 2012-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 16119 [patent_no_of_claims] => 33 [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] => 13644551 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/644551
Control valve comprising an integrated filter and cam shaft phase setter comprising said control valve Oct 3, 2012 Issued
Array ( [id] => 10540969 [patent_doc_number] => 09266075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-02-23 [patent_title] => 'Doser and mixer for a vehicle exhaust system' [patent_app_type] => utility [patent_app_number] => 14/431064 [patent_app_country] => US [patent_app_date] => 2012-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 2514 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14431064 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/431064
Doser and mixer for a vehicle exhaust system Sep 27, 2012 Issued
Array ( [id] => 10362429 [patent_doc_number] => 20150247434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-03 [patent_title] => 'CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 14/429143 [patent_app_country] => US [patent_app_date] => 2012-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 14058 [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] => 14429143 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/429143
Control device for internal combustion engine Sep 19, 2012 Issued
Array ( [id] => 9619343 [patent_doc_number] => 08789505 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-29 [patent_title] => 'Valve timing control apparatus of internal combustion engine' [patent_app_type] => utility [patent_app_number] => 13/614137 [patent_app_country] => US [patent_app_date] => 2012-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 19234 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13614137 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/614137
Valve timing control apparatus of internal combustion engine Sep 12, 2012 Issued
Array ( [id] => 10110400 [patent_doc_number] => 09145805 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-29 [patent_title] => 'Exhaust gas purifier' [patent_app_type] => utility [patent_app_number] => 14/342711 [patent_app_country] => US [patent_app_date] => 2012-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 22301 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14342711 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/342711
Exhaust gas purifier Sep 2, 2012 Issued
Array ( [id] => 9587217 [patent_doc_number] => 08776749 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-15 [patent_title] => 'Desmodromic hydraulic valve train' [patent_app_type] => utility [patent_app_number] => 13/602106 [patent_app_country] => US [patent_app_date] => 2012-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 21 [patent_no_of_words] => 3395 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 322 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13602106 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/602106
Desmodromic hydraulic valve train Aug 31, 2012 Issued
Array ( [id] => 10319277 [patent_doc_number] => 20150204280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-07-23 [patent_title] => 'GAS FLOW UNIT, A GAS TREATMENT DEVICE AND A COMBUSTION ENGINE PROVIDED THEREWITH' [patent_app_type] => utility [patent_app_number] => 14/423894 [patent_app_country] => US [patent_app_date] => 2012-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5296 [patent_no_of_claims] => 21 [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] => 14423894 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/423894
Gas flow unit, a gas treatment device and a combustion engine provided therewith Aug 30, 2012 Issued
Array ( [id] => 9652885 [patent_doc_number] => 20140223889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-14 [patent_title] => 'CONTROL SYSTEM FOR DPF REGENERATION BY EXHAUST PIPE INJECTION, AND REGENERATION METHOD' [patent_app_type] => utility [patent_app_number] => 14/348650 [patent_app_country] => US [patent_app_date] => 2012-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3755 [patent_no_of_claims] => 2 [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] => 14348650 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/348650
Control system for DPF regeneration by exhaust pipe injection, and regeneration method Jul 29, 2012 Issued
Array ( [id] => 10282520 [patent_doc_number] => 20150167518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-06-18 [patent_title] => 'EXHAUST PURIFICATION DEVICE FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 14/413777 [patent_app_country] => US [patent_app_date] => 2012-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 9205 [patent_no_of_claims] => 10 [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] => 14413777 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/413777
Exhaust purification device for internal combustion engine Jul 11, 2012 Issued
Array ( [id] => 9605863 [patent_doc_number] => 08783012 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-22 [patent_title] => 'Estimation of efficiency for aged catalysts' [patent_app_type] => utility [patent_app_number] => 13/536914 [patent_app_country] => US [patent_app_date] => 2012-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6219 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13536914 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/536914
Estimation of efficiency for aged catalysts Jun 27, 2012 Issued
Array ( [id] => 10891469 [patent_doc_number] => 08915072 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-23 [patent_title] => 'Exhaust port structure of cylinder head' [patent_app_type] => utility [patent_app_number] => 13/534897 [patent_app_country] => US [patent_app_date] => 2012-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2977 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13534897 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/534897
Exhaust port structure of cylinder head Jun 26, 2012 Issued
Array ( [id] => 8763791 [patent_doc_number] => 20130091828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-04-18 [patent_title] => 'System and Method for Regenerating Gasoline Particulate Filter' [patent_app_type] => utility [patent_app_number] => 13/533073 [patent_app_country] => US [patent_app_date] => 2012-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5115 [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] => 13533073 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/533073
System and method for regenerating gasoline particulate filter Jun 25, 2012 Issued
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