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] => 10714917 [patent_doc_number] => 20160061064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-03 [patent_title] => 'VALVE TIMING CONTROL APPARATUS' [patent_app_type] => utility [patent_app_number] => 14/834568 [patent_app_country] => US [patent_app_date] => 2015-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 21609 [patent_no_of_claims] => 16 [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] => 14834568 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/834568
Valve timing control apparatus Aug 24, 2015 Issued
Array ( [id] => 11943894 [patent_doc_number] => 20170248045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-31 [patent_title] => 'ENGINE VARIABLE CAMSHAFT TIMING PHASER WITH PLANETARY GEAR ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 15/507526 [patent_app_country] => US [patent_app_date] => 2015-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6020 [patent_no_of_claims] => 15 [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] => 15507526 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/507526
Engine variable camshaft timing phaser with planetary gear assembly Aug 23, 2015 Issued
Array ( [id] => 11457742 [patent_doc_number] => 20170051648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-23 [patent_title] => 'Reductant Supply System' [patent_app_type] => utility [patent_app_number] => 14/830222 [patent_app_country] => US [patent_app_date] => 2015-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5323 [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] => 14830222 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/830222
Reductant supply system Aug 18, 2015 Issued
Array ( [id] => 10814605 [patent_doc_number] => 20160160765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-09 [patent_title] => 'EXHAUST SYSTEM AND ENGINE PROVIDED WITH THE SAME' [patent_app_type] => utility [patent_app_number] => 14/829569 [patent_app_country] => US [patent_app_date] => 2015-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2111 [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] => 14829569 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/829569
EXHAUST SYSTEM AND ENGINE PROVIDED WITH THE SAME Aug 17, 2015 Abandoned
Array ( [id] => 13805655 [patent_doc_number] => 10180089 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-15 [patent_title] => Valvetrain with rocker arm housing magnetically actuated latch [patent_app_type] => utility [patent_app_number] => 15/503458 [patent_app_country] => US [patent_app_date] => 2015-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 9200 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15503458 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/503458
Valvetrain with rocker arm housing magnetically actuated latch Aug 17, 2015 Issued
Array ( [id] => 11859505 [patent_doc_number] => 09739180 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-22 [patent_title] => 'Variable tensioning for engine camshaft drive' [patent_app_type] => utility [patent_app_number] => 14/820741 [patent_app_country] => US [patent_app_date] => 2015-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3857 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14820741 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/820741
Variable tensioning for engine camshaft drive Aug 6, 2015 Issued
Array ( [id] => 12031478 [patent_doc_number] => 20170321577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-09 [patent_title] => 'CAMSHAFT HAVING AN AXIALLY GUIDED SLIDING ELEMENT' [patent_app_type] => utility [patent_app_number] => 15/524353 [patent_app_country] => US [patent_app_date] => 2015-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3540 [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] => 15524353 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/524353
Camshaft having an axially guided sliding element Aug 3, 2015 Issued
Array ( [id] => 12024329 [patent_doc_number] => 20170314428 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-02 [patent_title] => 'VALVE TRAIN FOR ACTUATING GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/523842 [patent_app_country] => US [patent_app_date] => 2015-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3025 [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] => 15523842 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/523842
VALVE TRAIN FOR ACTUATING GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE Aug 3, 2015 Abandoned
Array ( [id] => 11950085 [patent_doc_number] => 20170254236 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-07 [patent_title] => 'VALVE DEVICE FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/501099 [patent_app_country] => US [patent_app_date] => 2015-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4469 [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] => 15501099 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/501099
Valve device for internal combustion engine Jul 30, 2015 Issued
Array ( [id] => 11332101 [patent_doc_number] => 09523340 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-12-20 [patent_title] => 'Apparatus for controlling engine of vehicle and method thereof' [patent_app_type] => utility [patent_app_number] => 14/814100 [patent_app_country] => US [patent_app_date] => 2015-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2633 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14814100 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/814100
Apparatus for controlling engine of vehicle and method thereof Jul 29, 2015 Issued
Array ( [id] => 10686645 [patent_doc_number] => 20160032790 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-04 [patent_title] => 'INTERNAL COMBUSTION ENGINE WITH A CAMSHAFT PHASER' [patent_app_type] => utility [patent_app_number] => 14/813381 [patent_app_country] => US [patent_app_date] => 2015-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8759 [patent_no_of_claims] => 18 [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] => 14813381 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/813381
Internal combustion engine with a camshaft phaser Jul 29, 2015 Issued
Array ( [id] => 11549109 [patent_doc_number] => 09617944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-11 [patent_title] => 'Over-fueling control based on oxygen sensor feedback' [patent_app_type] => utility [patent_app_number] => 14/811089 [patent_app_country] => US [patent_app_date] => 2015-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4127 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 14811089 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/811089
Over-fueling control based on oxygen sensor feedback Jul 27, 2015 Issued
Array ( [id] => 11822499 [patent_doc_number] => 20170211436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-27 [patent_title] => 'INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/328198 [patent_app_country] => US [patent_app_date] => 2015-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6341 [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] => 15328198 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/328198
Internal combustion engine Jul 27, 2015 Issued
Array ( [id] => 11390020 [patent_doc_number] => 09551257 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-01-24 [patent_title] => 'Arrangement of catalyzed TEG systems' [patent_app_type] => utility [patent_app_number] => 14/809730 [patent_app_country] => US [patent_app_date] => 2015-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 4909 [patent_no_of_claims] => 38 [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] => 14809730 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/809730
Arrangement of catalyzed TEG systems Jul 26, 2015 Issued
Array ( [id] => 11402331 [patent_doc_number] => 20170022869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-26 [patent_title] => 'Method and Apparatus to Reduce Urea Deposits' [patent_app_type] => utility [patent_app_number] => 14/806125 [patent_app_country] => US [patent_app_date] => 2015-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6093 [patent_no_of_claims] => 20 [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] => 14806125 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/806125
Method and apparatus to reduce urea deposits Jul 21, 2015 Issued
Array ( [id] => 10671619 [patent_doc_number] => 20160017764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-21 [patent_title] => 'PUSHROD ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 14/800092 [patent_app_country] => US [patent_app_date] => 2015-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4939 [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] => 14800092 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/800092
Pushrod assembly Jul 14, 2015 Issued
Array ( [id] => 11670793 [patent_doc_number] => 20170159514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-08 [patent_title] => 'CRANKSHAFT DRIVEN VALVE ACTUATION USING A CONNECTING ROD' [patent_app_type] => utility [patent_app_number] => 15/325172 [patent_app_country] => US [patent_app_date] => 2015-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9254 [patent_no_of_claims] => 15 [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] => 15325172 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/325172
CRANKSHAFT DRIVEN VALVE ACTUATION USING A CONNECTING ROD Jun 30, 2015 Abandoned
Array ( [id] => 13676403 [patent_doc_number] => 20160376935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-29 [patent_title] => Valvetrain for an Engine [patent_app_type] => utility [patent_app_number] => 14/752037 [patent_app_country] => US [patent_app_date] => 2015-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3486 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14752037 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/752037
Valvetrain for an engine Jun 25, 2015 Issued
Array ( [id] => 11350933 [patent_doc_number] => 20160369673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-22 [patent_title] => 'DUAL RATE DIESEL PARTICULATE FILTER LEAK MONITOR' [patent_app_type] => utility [patent_app_number] => 14/743606 [patent_app_country] => US [patent_app_date] => 2015-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8758 [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] => 14743606 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/743606
Dual rate diesel particulate filter leak monitor Jun 17, 2015 Issued
Array ( [id] => 13094363 [patent_doc_number] => 10066516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-04 [patent_title] => Bucket tappet and method for producing same [patent_app_type] => utility [patent_app_number] => 15/312204 [patent_app_country] => US [patent_app_date] => 2015-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2129 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15312204 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/312204
Bucket tappet and method for producing same Jun 15, 2015 Issued
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