
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |