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] => 11773964 [patent_doc_number] => 09382829 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-07-05 [patent_title] => 'Bypass exhaust pathway to allow gases to bypass the start catalyst of a vehicle' [patent_app_type] => utility [patent_app_number] => 14/520135 [patent_app_country] => US [patent_app_date] => 2014-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 6028 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14520135 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/520135
Bypass exhaust pathway to allow gases to bypass the start catalyst of a vehicle Oct 20, 2014 Issued
Array ( [id] => 9892127 [patent_doc_number] => 20150047326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-02-19 [patent_title] => 'Water Injection Exhaust Treatment System' [patent_app_type] => utility [patent_app_number] => 14/512609 [patent_app_country] => US [patent_app_date] => 2014-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8226 [patent_no_of_claims] => 34 [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] => 14512609 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/512609
Water injection exhaust treatment system Oct 12, 2014 Issued
Array ( [id] => 11076456 [patent_doc_number] => 20160273420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-22 [patent_title] => 'HYDRAULIC VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/035905 [patent_app_country] => US [patent_app_date] => 2014-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3934 [patent_no_of_claims] => 6 [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] => 15035905 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/035905
Hydraulic valve drive of an internal combustion engine Oct 7, 2014 Issued
Array ( [id] => 11101534 [patent_doc_number] => 20160298504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-13 [patent_title] => 'VALVE OPEN/CLOSE TIMING CONTROL DEVICE' [patent_app_type] => utility [patent_app_number] => 14/772164 [patent_app_country] => US [patent_app_date] => 2014-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 10162 [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] => 14772164 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/772164
Valve open/close timing control device Oct 7, 2014 Issued
Array ( [id] => 11312494 [patent_doc_number] => 20160348603 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'CONTROL DEVICE AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/114932 [patent_app_country] => US [patent_app_date] => 2014-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 10747 [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] => 15114932 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/114932
Control device and control method for internal combustion engine Sep 29, 2014 Issued
Array ( [id] => 10282510 [patent_doc_number] => 20150167508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-06-18 [patent_title] => 'CONTINUOUS VARIABLE VALVE DURATION APPARATUS' [patent_app_type] => utility [patent_app_number] => 14/500283 [patent_app_country] => US [patent_app_date] => 2014-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3873 [patent_no_of_claims] => 13 [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] => 14500283 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/500283
Continuous variable valve duration apparatus Sep 28, 2014 Issued
Array ( [id] => 11390169 [patent_doc_number] => 09551408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-01-24 [patent_title] => 'Mechanical system, injection pump and valve actuator comprising such a mechanical system and manufacturing method' [patent_app_type] => utility [patent_app_number] => 14/499989 [patent_app_country] => US [patent_app_date] => 2014-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 4783 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14499989 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/499989
Mechanical system, injection pump and valve actuator comprising such a mechanical system and manufacturing method Sep 28, 2014 Issued
Array ( [id] => 11657808 [patent_doc_number] => 09670800 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-06 [patent_title] => 'Control apparatus and control method for variable valve mechanism' [patent_app_type] => utility [patent_app_number] => 15/126814 [patent_app_country] => US [patent_app_date] => 2014-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 20 [patent_no_of_words] => 8720 [patent_no_of_claims] => 19 [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] => 15126814 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/126814
Control apparatus and control method for variable valve mechanism Sep 18, 2014 Issued
Array ( [id] => 9927270 [patent_doc_number] => 20150075462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-19 [patent_title] => 'VALVE TIMING ADJUSTING DEVICE' [patent_app_type] => utility [patent_app_number] => 14/490086 [patent_app_country] => US [patent_app_date] => 2014-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7050 [patent_no_of_claims] => 4 [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] => 14490086 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/490086
Valve timing adjusting device Sep 17, 2014 Issued
Array ( [id] => 11837077 [patent_doc_number] => 20170218796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-03 [patent_title] => 'HYDRAULIC LASH ADJUSTER AND METHOD FOR USING HYDRAULIC LASH ADJUSTER' [patent_app_type] => utility [patent_app_number] => 15/501390 [patent_app_country] => US [patent_app_date] => 2014-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8374 [patent_no_of_claims] => 9 [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] => 15501390 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/501390
Hydraulic lash adjuster and method for using hydraulic lash adjuster Sep 16, 2014 Issued
Array ( [id] => 11908894 [patent_doc_number] => 09777700 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-03 [patent_title] => 'Gyrating wave power plant' [patent_app_type] => utility [patent_app_number] => 14/913677 [patent_app_country] => US [patent_app_date] => 2014-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2106 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14913677 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/913677
Gyrating wave power plant Sep 16, 2014 Issued
Array ( [id] => 12087227 [patent_doc_number] => 09840947 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-12-12 [patent_title] => 'Camshaft adjusting device' [patent_app_type] => utility [patent_app_number] => 15/027861 [patent_app_country] => US [patent_app_date] => 2014-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4800 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15027861 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/027861
Camshaft adjusting device Sep 8, 2014 Issued
Array ( [id] => 9912989 [patent_doc_number] => 20150068191 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-12 [patent_title] => 'METHOD FOR THE CORRECTION OF THE REDUCED MASS FLOW RATE OF A COMPRESSOR IN AN INTERNAL COMBUSTION ENGINE TURBOCHARGED BY MEANS OF A TURBOCHARGER' [patent_app_type] => utility [patent_app_number] => 14/480758 [patent_app_country] => US [patent_app_date] => 2014-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9158 [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] => 14480758 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/480758
Method for correcting the reduced mass flow rate of a compressor in an internal combustion engine turbocharged with a turbocharger Sep 8, 2014 Issued
Array ( [id] => 11084583 [patent_doc_number] => 20160281548 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-29 [patent_title] => 'CAMSHAFT ADJUSTING DEVICE' [patent_app_type] => utility [patent_app_number] => 15/035690 [patent_app_country] => US [patent_app_date] => 2014-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3193 [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] => 15035690 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/035690
CAMSHAFT ADJUSTING DEVICE Aug 27, 2014 Abandoned
Array ( [id] => 10523205 [patent_doc_number] => 09249707 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-02-02 [patent_title] => 'Vehicle' [patent_app_type] => utility [patent_app_number] => 14/468983 [patent_app_country] => US [patent_app_date] => 2014-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4734 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14468983 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/468983
Vehicle Aug 25, 2014 Issued
Array ( [id] => 11185312 [patent_doc_number] => 09416707 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-16 [patent_title] => 'Diesel engine' [patent_app_type] => utility [patent_app_number] => 14/466013 [patent_app_country] => US [patent_app_date] => 2014-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4185 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14466013 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/466013
Diesel engine Aug 21, 2014 Issued
Array ( [id] => 11011705 [patent_doc_number] => 20160208658 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-21 [patent_title] => 'METHOD FOR THE RECOVERY OF PROCESS WASTEWATERS OF A FOSSIL-FUELED STEAM POWER PLANT AND FOSSIL-FUELED STEAM POWER PLANT' [patent_app_type] => utility [patent_app_number] => 14/913109 [patent_app_country] => US [patent_app_date] => 2014-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4376 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14913109 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/913109
METHOD FOR THE RECOVERY OF PROCESS WASTEWATERS OF A FOSSIL-FUELED STEAM POWER PLANT AND FOSSIL-FUELED STEAM POWER PLANT Aug 20, 2014 Abandoned
Array ( [id] => 11011704 [patent_doc_number] => 20160208657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-21 [patent_title] => 'OPERATING METHOD FOR STARTING A ONCE-THROUGH STEAM GENERATOR HEATED USING SOLAR THERMAL ENERGY' [patent_app_type] => utility [patent_app_number] => 14/912987 [patent_app_country] => US [patent_app_date] => 2014-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2398 [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] => 14912987 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/912987
OPERATING METHOD FOR STARTING A ONCE-THROUGH STEAM GENERATOR HEATED USING SOLAR THERMAL ENERGY Aug 19, 2014 Abandoned
Array ( [id] => 11011703 [patent_doc_number] => 20160208656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-21 [patent_title] => 'OPERATING METHOD FOR AN EXTERNALLY HEATED FORCED-FLOW STEAM GENERATOR' [patent_app_type] => utility [patent_app_number] => 14/913017 [patent_app_country] => US [patent_app_date] => 2014-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3796 [patent_no_of_claims] => 4 [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] => 14913017 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/913017
OPERATING METHOD FOR AN EXTERNALLY HEATED FORCED-FLOW STEAM GENERATOR Aug 19, 2014 Abandoned
Array ( [id] => 11212484 [patent_doc_number] => 09441514 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-09-13 [patent_title] => 'Diesel engine' [patent_app_type] => utility [patent_app_number] => 14/462663 [patent_app_country] => US [patent_app_date] => 2014-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3394 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 634 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14462663 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/462663
Diesel engine Aug 18, 2014 Issued
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