
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] => 14172761
[patent_doc_number] => 10260380
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-04-16
[patent_title] => Locking device for a switchable valve drive component
[patent_app_type] => utility
[patent_app_number] => 15/502290
[patent_app_country] => US
[patent_app_date] => 2015-06-12
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15502290
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/502290 | Locking device for a switchable valve drive component | Jun 11, 2015 | Issued |
Array
(
[id] => 14732695
[patent_doc_number] => 10385739
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-08-20
[patent_title] => Camshaft adjuster having a chamber short-circuiting, pressure-controlled control unit
[patent_app_type] => utility
[patent_app_number] => 15/328607
[patent_app_country] => US
[patent_app_date] => 2015-06-11
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/328607 | Camshaft adjuster having a chamber short-circuiting, pressure-controlled control unit | Jun 10, 2015 | Issued |
Array
(
[id] => 11284294
[patent_doc_number] => 09500142
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-11-22
[patent_title] => 'Preignition restraining device'
[patent_app_type] => utility
[patent_app_number] => 14/735616
[patent_app_country] => US
[patent_app_date] => 2015-06-10
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/735616 | Preignition restraining device | Jun 9, 2015 | Issued |
Array
(
[id] => 11642776
[patent_doc_number] => 09664135
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-05-30
[patent_title] => 'Method and apparatus for controlling operation of an internal combustion engine operating in HCCI combustion mode'
[patent_app_type] => utility
[patent_app_number] => 14/735547
[patent_app_country] => US
[patent_app_date] => 2015-06-10
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/735547 | Method and apparatus for controlling operation of an internal combustion engine operating in HCCI combustion mode | Jun 9, 2015 | Issued |
Array
(
[id] => 11284294
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[patent_issue_date] => 2016-11-22
[patent_title] => 'Preignition restraining device'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/735616 | Preignition restraining device | Jun 9, 2015 | Issued |
Array
(
[id] => 11284294
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[patent_kind] => B2
[patent_issue_date] => 2016-11-22
[patent_title] => 'Preignition restraining device'
[patent_app_type] => utility
[patent_app_number] => 14/735616
[patent_app_country] => US
[patent_app_date] => 2015-06-10
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/735616 | Preignition restraining device | Jun 9, 2015 | Issued |
Array
(
[id] => 11284294
[patent_doc_number] => 09500142
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-11-22
[patent_title] => 'Preignition restraining device'
[patent_app_type] => utility
[patent_app_number] => 14/735616
[patent_app_country] => US
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14735616
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/735616 | Preignition restraining device | Jun 9, 2015 | Issued |
Array
(
[id] => 11219379
[patent_doc_number] => 09447709
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2016-09-20
[patent_title] => 'Multi-position camshaft phaser with two one-way wedge clutches'
[patent_app_type] => utility
[patent_app_number] => 14/730468
[patent_app_country] => US
[patent_app_date] => 2015-06-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 18
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[patent_no_of_words] => 6423
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14730468
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/730468 | Multi-position camshaft phaser with two one-way wedge clutches | Jun 3, 2015 | Issued |
Array
(
[id] => 11597368
[patent_doc_number] => 09644523
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-05-09
[patent_title] => 'Discoloration protection'
[patent_app_type] => utility
[patent_app_number] => 14/730638
[patent_app_country] => US
[patent_app_date] => 2015-06-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14730638
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/730638 | Discoloration protection | Jun 3, 2015 | Issued |
Array
(
[id] => 11822492
[patent_doc_number] => 20170211429
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-07-27
[patent_title] => 'LEVER FOR THE VALVE ACTUATION OF AN INTERNAL COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 15/327840
[patent_app_country] => US
[patent_app_date] => 2015-06-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15327840
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/327840 | LEVER FOR THE VALVE ACTUATION OF AN INTERNAL COMBUSTION ENGINE | Jun 1, 2015 | Abandoned |
Array
(
[id] => 11815445
[patent_doc_number] => 09719389
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-08-01
[patent_title] => 'System and method for reducing cold start emissions using an active exhaust throttle valve and an exhaust gas recirculation loop'
[patent_app_type] => utility
[patent_app_number] => 14/726869
[patent_app_country] => US
[patent_app_date] => 2015-06-01
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14726869
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/726869 | System and method for reducing cold start emissions using an active exhaust throttle valve and an exhaust gas recirculation loop | May 31, 2015 | Issued |
Array
(
[id] => 10814541
[patent_doc_number] => 20160160701
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-06-09
[patent_title] => 'CYLINDER DEACTIVATION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 14/724513
[patent_app_country] => US
[patent_app_date] => 2015-05-28
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14724513
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/724513 | CYLINDER DEACTIVATION ENGINE | May 27, 2015 | Abandoned |
Array
(
[id] => 11744542
[patent_doc_number] => 20170198613
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-07-13
[patent_title] => 'VALVETRAIN WITH VARIABLE VALVE ACTUATION'
[patent_app_type] => utility
[patent_app_number] => 15/313959
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15313959
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/313959 | Valvetrain with variable valve actuation | May 26, 2015 | Issued |
Array
(
[id] => 11312447
[patent_doc_number] => 20160348557
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-12-01
[patent_title] => 'Mixer Assembly For Exhaust Aftertreatment System'
[patent_app_type] => utility
[patent_app_number] => 14/722762
[patent_app_country] => US
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14722762
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/722762 | Mixer assembly for exhaust aftertreatment system | May 26, 2015 | Issued |
Array
(
[id] => 13052521
[patent_doc_number] => 10047645
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-08-14
[patent_title] => Valve gear for engine
[patent_app_type] => utility
[patent_app_number] => 15/312872
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/312872 | Valve gear for engine | May 26, 2015 | Issued |
Array
(
[id] => 11244089
[patent_doc_number] => 09470126
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-10-18
[patent_title] => 'Assembly and method for reducing ammonia in exhaust of internal combustion engines'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/721694 | Assembly and method for reducing ammonia in exhaust of internal combustion engines | May 25, 2015 | Issued |
Array
(
[id] => 11837078
[patent_doc_number] => 20170218797
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-08-03
[patent_title] => 'HYDRAULIC CONTROL VALVE AND VALVE-TIMING CONTROL DEVICE FOR INTERNAL-COMBUSTION ENGINE USING HYDRAULIC CONTROL VALVE'
[patent_app_type] => utility
[patent_app_number] => 15/500746
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/500746 | Hydraulic control valve and valve-timing control device for internal-combustion engine using hydraulic control valve | May 25, 2015 | Issued |
Array
(
[id] => 10460329
[patent_doc_number] => 20150345344
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-12-03
[patent_title] => 'TRAPPED SUPPORT PIN FOR SPIRAL SPRING RETENTION IN A CAMSHAFT PHASER'
[patent_app_type] => utility
[patent_app_number] => 14/716321
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/716321 | Trapped support pin for spiral spring retention in a camshaft phaser | May 18, 2015 | Issued |
Array
(
[id] => 11291159
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[patent_issue_date] => 2016-11-24
[patent_title] => 'EMISSIONS REDUCTION SYSTEM'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/714757 | Emissions reduction system | May 17, 2015 | Issued |
Array
(
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[patent_issue_date] => 2016-10-11
[patent_title] => 'Control device of internal combustion engine and variable valve device of internal combustion engine'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/709983 | Control device of internal combustion engine and variable valve device of internal combustion engine | May 11, 2015 | Issued |