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] => 11185323 [patent_doc_number] => 09416718 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-16 [patent_title] => 'Engine equipped with secondary air supply device' [patent_app_type] => utility [patent_app_number] => 14/595833 [patent_app_country] => US [patent_app_date] => 2015-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 6775 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14595833 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/595833
Engine equipped with secondary air supply device Jan 12, 2015 Issued
Array ( [id] => 11402316 [patent_doc_number] => 20170022854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-26 [patent_title] => 'CONTROL VALVE FOR VALVE TIMING CONTROL DEVICE AND VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/124470 [patent_app_country] => US [patent_app_date] => 2015-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 14497 [patent_no_of_claims] => 18 [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] => 15124470 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/124470
Control valve for valve timing control device and valve timing control device for internal combustion engine Jan 8, 2015 Issued
Array ( [id] => 12327849 [patent_doc_number] => 09945271 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-17 [patent_title] => Valve opening/closing timing control device [patent_app_type] => utility [patent_app_number] => 15/120548 [patent_app_country] => US [patent_app_date] => 2014-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6959 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15120548 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/120548
Valve opening/closing timing control device Dec 23, 2014 Issued
Array ( [id] => 10299605 [patent_doc_number] => 20150184605 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-07-02 [patent_title] => 'FUEL INJECTION CONTROL APPARATUS FOR ENGINE' [patent_app_type] => utility [patent_app_number] => 14/581534 [patent_app_country] => US [patent_app_date] => 2014-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5729 [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] => 14581534 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/581534
Fuel injection control apparatus for engine Dec 22, 2014 Issued
Array ( [id] => 13183285 [patent_doc_number] => 10107151 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-23 [patent_title] => Control valve [patent_app_type] => utility [patent_app_number] => 15/107019 [patent_app_country] => US [patent_app_date] => 2014-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 24 [patent_no_of_words] => 18522 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15107019 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/107019
Control valve Dec 21, 2014 Issued
Array ( [id] => 11487576 [patent_doc_number] => 09593642 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-03-14 [patent_title] => 'Composite cam carrier' [patent_app_type] => utility [patent_app_number] => 14/576616 [patent_app_country] => US [patent_app_date] => 2014-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 5383 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14576616 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/576616
Composite cam carrier Dec 18, 2014 Issued
Array ( [id] => 10211542 [patent_doc_number] => 20150096534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-04-09 [patent_title] => 'METHODS AND SYSTEMS FOR VARIABLE DISPLACEMENT ENGINE CONTROL' [patent_app_type] => utility [patent_app_number] => 14/570809 [patent_app_country] => US [patent_app_date] => 2014-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 14399 [patent_no_of_claims] => 19 [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] => 14570809 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/570809
Methods and systems for variable displacement engine control Dec 14, 2014 Issued
Array ( [id] => 11790383 [patent_doc_number] => 09399965 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-07-26 [patent_title] => 'Method and system for control of emissions in exhaust aftertreatment system' [patent_app_type] => utility [patent_app_number] => 14/568580 [patent_app_country] => US [patent_app_date] => 2014-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5228 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14568580 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/568580
Method and system for control of emissions in exhaust aftertreatment system Dec 11, 2014 Issued
Array ( [id] => 11122734 [patent_doc_number] => 20160319707 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-03 [patent_title] => 'HYDRAULIC SUPPLY DEVICE FOR VALVE STOPPING MECHANISM' [patent_app_type] => utility [patent_app_number] => 15/107835 [patent_app_country] => US [patent_app_date] => 2014-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9813 [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] => 15107835 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/107835
Hydraulic supply device for valve stopping mechanism Dec 11, 2014 Issued
Array ( [id] => 11271202 [patent_doc_number] => 20160333749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-17 [patent_title] => 'CAMSHAFT ADJUSTER AND METHOD FOR OPERATING A CAMSHAFT ADJUSTER' [patent_app_type] => utility [patent_app_number] => 15/112597 [patent_app_country] => US [patent_app_date] => 2014-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4059 [patent_no_of_claims] => 11 [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] => 15112597 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/112597
Camshaft adjuster and method for operating a camshaft adjuster Dec 8, 2014 Issued
Array ( [id] => 11422084 [patent_doc_number] => 20170030229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-02 [patent_title] => 'ADJUSTABLE CAMSHAFT' [patent_app_type] => utility [patent_app_number] => 15/039534 [patent_app_country] => US [patent_app_date] => 2014-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3905 [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] => 15039534 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/039534
Adjustable camshaft Nov 26, 2014 Issued
Array ( [id] => 10799924 [patent_doc_number] => 20160146081 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-05-26 [patent_title] => 'SILENCER FOR MID-BED AIR INJECTION MIXING' [patent_app_type] => utility [patent_app_number] => 14/554706 [patent_app_country] => US [patent_app_date] => 2014-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4283 [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] => 14554706 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/554706
Silencer for mid-bed air injection mixing Nov 25, 2014 Issued
Array ( [id] => 11364719 [patent_doc_number] => 20170002700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-05 [patent_title] => 'CAMSHAFT ADJUSTING DEVICE, COMBUSTION ENGINE AND ASSEMBLY METHOD' [patent_app_type] => utility [patent_app_number] => 15/106455 [patent_app_country] => US [patent_app_date] => 2014-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 5817 [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] => 15106455 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/106455
Camshaft adjusting device, combustion engine and assembly method Nov 11, 2014 Issued
Array ( [id] => 10250691 [patent_doc_number] => 20150135687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-21 [patent_title] => 'EXHAUST DEVICE OF MOTORCYCLE' [patent_app_type] => utility [patent_app_number] => 14/539519 [patent_app_country] => US [patent_app_date] => 2014-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6665 [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] => 14539519 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/539519
Exhaust device of motorcycle Nov 11, 2014 Issued
Array ( [id] => 11093217 [patent_doc_number] => 20160290185 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-06 [patent_title] => 'ADJUSTABLE CAMSHAFT' [patent_app_type] => utility [patent_app_number] => 15/035566 [patent_app_country] => US [patent_app_date] => 2014-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4411 [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] => 15035566 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/035566
Adjustable camshaft Nov 10, 2014 Issued
Array ( [id] => 11084588 [patent_doc_number] => 20160281553 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-29 [patent_title] => 'SLIDING CAM SYSTEM HAVING AN EXTENDED ENGAGEMENT REGION' [patent_app_type] => utility [patent_app_number] => 15/035594 [patent_app_country] => US [patent_app_date] => 2014-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1326 [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] => 15035594 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/035594
SLIDING CAM SYSTEM HAVING AN EXTENDED ENGAGEMENT REGION Nov 2, 2014 Abandoned
Array ( [id] => 11383552 [patent_doc_number] => 20170009609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-12 [patent_title] => 'TRANSMISSION ASSEMBLY FOR A MECHANICALLY CONTROLLABLE VALVE TRAIN, AND MECHANICALLY CONTROLLABLE VALVE TRAIN' [patent_app_type] => utility [patent_app_number] => 15/113051 [patent_app_country] => US [patent_app_date] => 2014-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1851 [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] => 15113051 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/113051
TRANSMISSION ASSEMBLY FOR A MECHANICALLY CONTROLLABLE VALVE TRAIN, AND MECHANICALLY CONTROLLABLE VALVE TRAIN Oct 27, 2014 Abandoned
Array ( [id] => 11122737 [patent_doc_number] => 20160319711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-03 [patent_title] => 'CAMSHAFT CENTERING IN THE SPLIT ROTOR OF A HYDRAULIC CAMSHAFT ADJUSTER' [patent_app_type] => utility [patent_app_number] => 15/104803 [patent_app_country] => US [patent_app_date] => 2014-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5204 [patent_no_of_claims] => 11 [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] => 15104803 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/104803
Camshaft centering in the split rotor of a hydraulic camshaft adjuster Oct 21, 2014 Issued
Array ( [id] => 11115694 [patent_doc_number] => 20160312667 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-27 [patent_title] => 'DESIGN PRINCIPLE OF A SPLIT ROTOR FOR A HYDRAULIC CAMSHAFT ADJUSTER' [patent_app_type] => utility [patent_app_number] => 15/104763 [patent_app_country] => US [patent_app_date] => 2014-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5390 [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] => 15104763 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/104763
DESIGN PRINCIPLE OF A SPLIT ROTOR FOR A HYDRAULIC CAMSHAFT ADJUSTER Oct 21, 2014 Abandoned
Array ( [id] => 12450156 [patent_doc_number] => 09982574 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-29 [patent_title] => Connection concept of a multipart rotor for a hydraulic camshaft adjuster [patent_app_type] => utility [patent_app_number] => 15/039216 [patent_app_country] => US [patent_app_date] => 2014-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 3241 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15039216 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/039216
Connection concept of a multipart rotor for a hydraulic camshaft adjuster Oct 21, 2014 Issued
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