
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] => 11815455
[patent_doc_number] => 09719399
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-08-01
[patent_title] => 'Method of operating an exhaust emission control device, and corresponding exhaust emission control device'
[patent_app_type] => utility
[patent_app_number] => 14/973028
[patent_app_country] => US
[patent_app_date] => 2015-12-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 3915
[patent_no_of_claims] => 8
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14973028
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/973028 | Method of operating an exhaust emission control device, and corresponding exhaust emission control device | Dec 16, 2015 | Issued |
Array
(
[id] => 11084599
[patent_doc_number] => 20160281564
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-09-29
[patent_title] => 'ENGINE EXHAUST TREATMENT DEVICE'
[patent_app_type] => utility
[patent_app_number] => 14/963316
[patent_app_country] => US
[patent_app_date] => 2015-12-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 17
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14963316
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/963316 | Engine exhaust treatment device | Dec 8, 2015 | Issued |
Array
(
[id] => 13648983
[patent_doc_number] => 09850800
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-12-26
[patent_title] => Exhaust system having gasket
[patent_app_type] => utility
[patent_app_number] => 14/958736
[patent_app_country] => US
[patent_app_date] => 2015-12-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 2801
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14958736
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/958736 | Exhaust system having gasket | Dec 2, 2015 | Issued |
Array
(
[id] => 12947011
[patent_doc_number] => 09835067
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-12-05
[patent_title] => Exhaust purification device and method of calculating NOx mass reduced from lean NOx trap during regeneration
[patent_app_type] => utility
[patent_app_number] => 14/955955
[patent_app_country] => US
[patent_app_date] => 2015-12-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 6247
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14955955
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/955955 | Exhaust purification device and method of calculating NOx mass reduced from lean NOx trap during regeneration | Nov 30, 2015 | Issued |
Array
(
[id] => 11500006
[patent_doc_number] => 20170074191
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-03-16
[patent_title] => 'METHOD FOR REGENERATING LEAN NOx TRAP OF EXHAUST PURIFICATION SYSTEM PROVIDED WITH LEAN NOx TRAP AND SELECTIVE CATALYTIC REDUCTION CATALYST AND EXHAUST PURIFICATION SYSTEM'
[patent_app_type] => utility
[patent_app_number] => 14/954866
[patent_app_country] => US
[patent_app_date] => 2015-11-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14954866
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/954866 | Method for regenerating lean NOx trap of exhaust purification system provided with lean NOx trap and selective catalytic reduction catalyst and exhaust purification system | Nov 29, 2015 | Issued |
Array
(
[id] => 11500005
[patent_doc_number] => 20170074190
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-03-16
[patent_title] => 'CONTROL METHOD FOR IMPROVING NITROGEN OXIDE PURIFICATION PERFORMANCE'
[patent_app_type] => utility
[patent_app_number] => 14/949864
[patent_app_country] => US
[patent_app_date] => 2015-11-23
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14949864
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/949864 | Control method for improving nitrogen oxide purification performance | Nov 22, 2015 | Issued |
Array
(
[id] => 11859516
[patent_doc_number] => 09739190
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-08-22
[patent_title] => 'Method and apparatus to control reductant injection into an exhaust gas feedstream'
[patent_app_type] => utility
[patent_app_number] => 14/939570
[patent_app_country] => US
[patent_app_date] => 2015-11-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14939570
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/939570 | Method and apparatus to control reductant injection into an exhaust gas feedstream | Nov 11, 2015 | Issued |
Array
(
[id] => 12031545
[patent_doc_number] => 20170321644
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-11-09
[patent_title] => 'METHOD AND DEVICE FOR CONTROLLING A HIGH-PRESSURE FUEL PUMP IN AN INTERNAL COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 15/525334
[patent_app_country] => US
[patent_app_date] => 2015-11-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 3514
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15525334
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/525334 | Method and device for controlling a high-pressure fuel pump in an internal combustion engine | Nov 9, 2015 | Issued |
Array
(
[id] => 11620505
[patent_doc_number] => 20170130692
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-05-11
[patent_title] => 'Gravity Pneumatic Buoyant Powered Wheel Generator'
[patent_app_type] => utility
[patent_app_number] => 14/934910
[patent_app_country] => US
[patent_app_date] => 2015-11-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14934910
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/934910 | Gravity Pneumatic Buoyant Powered Wheel Generator | Nov 5, 2015 | Abandoned |
Array
(
[id] => 14391981
[patent_doc_number] => 10309263
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-06-04
[patent_title] => Rocker arm and method of manufacturing the rocker arm
[patent_app_type] => utility
[patent_app_number] => 15/535586
[patent_app_country] => US
[patent_app_date] => 2015-11-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15535586
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/535586 | Rocker arm and method of manufacturing the rocker arm | Nov 4, 2015 | Issued |
Array
(
[id] => 14520231
[patent_doc_number] => 10337363
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-07-02
[patent_title] => Valve opening and closing timing control apparatus
[patent_app_type] => utility
[patent_app_number] => 15/501954
[patent_app_country] => US
[patent_app_date] => 2015-10-28
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15501954
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/501954 | Valve opening and closing timing control apparatus | Oct 27, 2015 | Issued |
Array
(
[id] => 11908895
[patent_doc_number] => 09777701
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-10-03
[patent_title] => 'Carpet of wave energy conversion (CWEC)'
[patent_app_type] => utility
[patent_app_number] => 14/919709
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14919709
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/919709 | Carpet of wave energy conversion (CWEC) | Oct 20, 2015 | Issued |
Array
(
[id] => 12981865
[patent_doc_number] => 20170342871
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-11-30
[patent_title] => CAMSHAFT PHASE REGULATOR
[patent_app_type] => utility
[patent_app_number] => 15/535221
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/535221 | CAMSHAFT PHASE REGULATOR | Oct 11, 2015 | Abandoned |
Array
(
[id] => 12024328
[patent_doc_number] => 20170314427
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-11-02
[patent_title] => 'METHOD FOR PRODUCING AN ADJUSTABLE CAMSHAFT AND ADJUSTABLE CAMSHAFT'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/521340 | METHOD FOR PRODUCING AN ADJUSTABLE CAMSHAFT AND ADJUSTABLE CAMSHAFT | Sep 29, 2015 | Abandoned |
Array
(
[id] => 11737762
[patent_doc_number] => 09702336
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-07-11
[patent_title] => 'Low profile ocean pump array generation station'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/869295 | Low profile ocean pump array generation station | Sep 28, 2015 | Issued |
Array
(
[id] => 10730259
[patent_doc_number] => 20160076408
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-03-17
[patent_title] => 'VALVE OPENING AND CLOSING TIMING CONTROL DEVICE'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/854749 | Valve opening and closing timing control device | Sep 14, 2015 | Issued |
Array
(
[id] => 12212665
[patent_doc_number] => 09909463
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[patent_issue_date] => 2018-03-06
[patent_title] => 'Hydraulic valve and cam phaser'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/848456 | Hydraulic valve and cam phaser | Sep 8, 2015 | Issued |
Array
(
[id] => 10714915
[patent_doc_number] => 20160061062
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-03-03
[patent_title] => 'ROCKER ARM ASSEMBLY AND VALVETRAIN ASSEMBLY INCORPORATING THE SAME'
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Array
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Array
(
[id] => 11471954
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[patent_title] => 'TREATMENT OF EMISSIONS IN POWER PLANTS'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/838784 | TREATMENT OF EMISSIONS IN POWER PLANTS | Aug 27, 2015 | Abandoned |