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] => 11383554 [patent_doc_number] => 20170009610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-12 [patent_title] => 'SWITCHABLE ROCKER ARM WITH PIVOT JOINT' [patent_app_type] => utility [patent_app_number] => 15/198978 [patent_app_country] => US [patent_app_date] => 2016-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5396 [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] => 15198978 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/198978
Switchable rocker arm with pivot joint Jun 29, 2016 Issued
Array ( [id] => 12193258 [patent_doc_number] => 09896977 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-20 [patent_title] => 'Valve timing control apparatus and manufacturing method thereof' [patent_app_type] => utility [patent_app_number] => 15/198224 [patent_app_country] => US [patent_app_date] => 2016-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 9611 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15198224 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/198224
Valve timing control apparatus and manufacturing method thereof Jun 29, 2016 Issued
Array ( [id] => 13608433 [patent_doc_number] => 20180355766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => VALVE [patent_app_type] => utility [patent_app_number] => 15/746065 [patent_app_country] => US [patent_app_date] => 2016-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5387 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15746065 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/746065
Valve Jun 26, 2016 Issued
Array ( [id] => 12080364 [patent_doc_number] => 20170342951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => 'HIGH PRESSURE OIL PUMP ROLLER TAPPET' [patent_app_type] => utility [patent_app_number] => 15/191543 [patent_app_country] => US [patent_app_date] => 2016-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 2718 [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] => 15191543 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/191543
High pressure oil pump roller tappet Jun 23, 2016 Issued
Array ( [id] => 11364715 [patent_doc_number] => 20170002696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-05 [patent_title] => 'ROTOR ASSEMBLY WITH INNER DIAMETER DIVIDER PATTERN' [patent_app_type] => utility [patent_app_number] => 15/190295 [patent_app_country] => US [patent_app_date] => 2016-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 1426 [patent_no_of_claims] => 7 [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] => 15190295 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/190295
Rotor assembly with inner diameter divider pattern Jun 22, 2016 Issued
Array ( [id] => 13704021 [patent_doc_number] => 20170362965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-21 [patent_title] => BORON DOPED TA-C COATING FOR ENGINE COMPONENTS [patent_app_type] => utility [patent_app_number] => 15/185698 [patent_app_country] => US [patent_app_date] => 2016-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1953 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15185698 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/185698
BORON DOPED TA-C COATING FOR ENGINE COMPONENTS Jun 16, 2016 Abandoned
Array ( [id] => 15133943 [patent_doc_number] => 10480424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-19 [patent_title] => Internal-combustion engine valve timing control apparatus [patent_app_type] => utility [patent_app_number] => 15/740555 [patent_app_country] => US [patent_app_date] => 2016-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 7095 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15740555 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/740555
Internal-combustion engine valve timing control apparatus Jun 7, 2016 Issued
Array ( [id] => 12815221 [patent_doc_number] => 20180163577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-14 [patent_title] => Electrically Latching Rocker Arm Assembly Having Built-In OBD Functionality [patent_app_type] => utility [patent_app_number] => 15/577814 [patent_app_country] => US [patent_app_date] => 2016-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11624 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15577814 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/577814
Electrically latching rocker arm assembly having built-in OBD functionality Jun 5, 2016 Issued
Array ( [id] => 11328822 [patent_doc_number] => 20160359434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-08 [patent_title] => 'MOTOR DRIVER OF MOTOR FOR VALVE TIMING CONTROL OF INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/169907 [patent_app_country] => US [patent_app_date] => 2016-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 10933 [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] => 15169907 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/169907
Motor driver of motor for valve timing control of internal combustion engine May 31, 2016 Issued
Array ( [id] => 12166496 [patent_doc_number] => 09885260 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-06 [patent_title] => 'Methods and system for operating an exhaust valve of an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 15/169306 [patent_app_country] => US [patent_app_date] => 2016-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 7070 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15169306 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/169306
Methods and system for operating an exhaust valve of an internal combustion engine May 30, 2016 Issued
Array ( [id] => 11122736 [patent_doc_number] => 20160319710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-03 [patent_title] => 'VARIABLE CAMSHAFT PHASER WITH A LINEAR ACTUATOR FOR ABSOLUTE POSITIONING' [patent_app_type] => utility [patent_app_number] => 15/167436 [patent_app_country] => US [patent_app_date] => 2016-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 3214 [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] => 15167436 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/167436
Variable camshaft phaser with a linear actuator for absolute positioning May 26, 2016 Issued
Array ( [id] => 11312432 [patent_doc_number] => 20160348542 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'FLOW PASSAGE PARTITION STRUCTURE AND FLUID CONTROL VALVE' [patent_app_type] => utility [patent_app_number] => 15/165360 [patent_app_country] => US [patent_app_date] => 2016-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7575 [patent_no_of_claims] => 16 [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] => 15165360 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/165360
Flow passage partition structure and fluid control valve May 25, 2016 Issued
Array ( [id] => 12981874 [patent_doc_number] => 20170342875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => SLIDING CAMSHAFT [patent_app_type] => utility [patent_app_number] => 15/163182 [patent_app_country] => US [patent_app_date] => 2016-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15163182 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/163182
Sliding camshaft May 23, 2016 Issued
Array ( [id] => 11664053 [patent_doc_number] => 20170152772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-01 [patent_title] => 'MULTIPLE VARIABLE VALVE LIFT APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/157257 [patent_app_country] => US [patent_app_date] => 2016-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3598 [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] => 15157257 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/157257
Multiple variable valve lift apparatus May 16, 2016 Issued
Array ( [id] => 11271203 [patent_doc_number] => 20160333750 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-17 [patent_title] => 'LOCATOR FOR USE IN A VALVETRAIN OF A CYLINDER HEAD OF AN INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/153795 [patent_app_country] => US [patent_app_date] => 2016-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4099 [patent_no_of_claims] => 17 [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] => 15153795 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/153795
Locator for use in a valvetrain of a cylinder head of an internal combustion engine May 12, 2016 Issued
Array ( [id] => 11350920 [patent_doc_number] => 20160369660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-22 [patent_title] => 'VALVE TRAIN OF A RECIPROCATING PISTON INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/150733 [patent_app_country] => US [patent_app_date] => 2016-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1000 [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] => 15150733 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/150733
Valve train of a reciprocating piston internal combustion engine May 9, 2016 Issued
Array ( [id] => 11129946 [patent_doc_number] => 20160326921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-10 [patent_title] => 'OIL SUPPLY STRUCTURE OF INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/148614 [patent_app_country] => US [patent_app_date] => 2016-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9826 [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] => 15148614 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/148614
Oil supply structure of internal combustion engine May 5, 2016 Issued
Array ( [id] => 12730906 [patent_doc_number] => 20180135469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-17 [patent_title] => VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 15/578355 [patent_app_country] => US [patent_app_date] => 2016-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9886 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15578355 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/578355
Valve timing control device for internal combustion engine May 5, 2016 Issued
Array ( [id] => 14120401 [patent_doc_number] => 10247051 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-02 [patent_title] => Camshaft module [patent_app_type] => utility [patent_app_number] => 15/568100 [patent_app_country] => US [patent_app_date] => 2016-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4690 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15568100 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/568100
Camshaft module Apr 17, 2016 Issued
Array ( [id] => 14172769 [patent_doc_number] => 10260384 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-16 [patent_title] => Valve timing regulation device [patent_app_type] => utility [patent_app_number] => 15/564874 [patent_app_country] => US [patent_app_date] => 2016-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5602 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 412 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15564874 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/564874
Valve timing regulation device Apr 5, 2016 Issued
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