
Ching Chang
Examiner (ID: 110, Phone: (571)272-4857 , Office: P/3748 )
| Most Active Art Unit | 3748 |
| Art Unit(s) | 3748, 3746 |
| Total Applications | 1871 |
| Issued Applications | 1700 |
| Pending Applications | 11 |
| Abandoned Applications | 170 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 12080281
[patent_doc_number] => 20170342868
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-11-30
[patent_title] => 'APPARATUS, SYSTEMS AND METHODS FOR INDEXED HYDRAULIC ROLLER LIFTERS'
[patent_app_type] => utility
[patent_app_number] => 15/607065
[patent_app_country] => US
[patent_app_date] => 2017-05-26
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/607065 | APPARATUS, SYSTEMS AND METHODS FOR INDEXED HYDRAULIC ROLLER LIFTERS | May 25, 2017 | Abandoned |
Array
(
[id] => 12981859
[patent_doc_number] => 20170342869
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-11-30
[patent_title] => VARIABLE VALVE MECHANISM FOR INTERNAL COMBUSTION ENGINE
[patent_app_type] => utility
[patent_app_number] => 15/604155
[patent_app_country] => US
[patent_app_date] => 2017-05-24
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Array
(
[id] => 13577871
[patent_doc_number] => 20180340484
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[patent_kind] => A1
[patent_issue_date] => 2018-11-29
[patent_title] => THREE STEP CAM DEFAULTING STRATEGY FOR ENGINE POSITION SENSORS
[patent_app_type] => utility
[patent_app_number] => 15/603794
[patent_app_country] => US
[patent_app_date] => 2017-05-24
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/603794 | Three step cam defaulting strategy for engine position sensors | May 23, 2017 | Issued |
Array
(
[id] => 13238025
[patent_doc_number] => 10132206
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2018-11-20
[patent_title] => Common rocker arm for hydraulic lash adjuster and non-hydraulic lash adjuster
[patent_app_type] => utility
[patent_app_number] => 15/600253
[patent_app_country] => US
[patent_app_date] => 2017-05-19
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/600253 | Common rocker arm for hydraulic lash adjuster and non-hydraulic lash adjuster | May 18, 2017 | Issued |
Array
(
[id] => 13238033
[patent_doc_number] => 10132210
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[patent_kind] => B1
[patent_issue_date] => 2018-11-20
[patent_title] => Electric camshaft phaser with detent and method thereof
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Array
(
[id] => 12138911
[patent_doc_number] => 20180016994
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[patent_kind] => A1
[patent_issue_date] => 2018-01-18
[patent_title] => 'CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 15/596029
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/596029 | Control system for internal combustion engine | May 15, 2017 | Issued |
Array
(
[id] => 15851741
[patent_doc_number] => 10641140
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-05-05
[patent_title] => Hydraulic early engine exhaust valve opening system
[patent_app_type] => utility
[patent_app_number] => 15/593828
[patent_app_country] => US
[patent_app_date] => 2017-05-12
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/593828 | Hydraulic early engine exhaust valve opening system | May 11, 2017 | Issued |
Array
(
[id] => 14089187
[patent_doc_number] => 10240490
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-03-26
[patent_title] => Oil control for rocker arm and hydraulic lash adjuster
[patent_app_type] => utility
[patent_app_number] => 15/588965
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[patent_app_date] => 2017-05-08
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/588965 | Oil control for rocker arm and hydraulic lash adjuster | May 7, 2017 | Issued |
Array
(
[id] => 14612527
[patent_doc_number] => 10358952
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-07-23
[patent_title] => Hydraulic lash adjuster
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/583069 | Hydraulic lash adjuster | Apr 30, 2017 | Issued |
Array
(
[id] => 12024327
[patent_doc_number] => 20170314426
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-11-02
[patent_title] => 'OUTPUT ELEMENT OF A CAMSHAFT ADJUSTER HAVING A PARTIAL STRUCTURING ON THE CONTACT SURFACE TO THE CAMSHAFT'
[patent_app_type] => utility
[patent_app_number] => 15/497476
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/497476 | Output element of a camshaft adjuster having a partial structuring on the contact surface to the camshaft | Apr 25, 2017 | Issued |
Array
(
[id] => 14262515
[patent_doc_number] => 10280812
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2019-05-07
[patent_title] => Cylinder head and camshaft configurations for marine engines
[patent_app_type] => utility
[patent_app_number] => 15/492687
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/492687 | Cylinder head and camshaft configurations for marine engines | Apr 19, 2017 | Issued |
Array
(
[id] => 12145351
[patent_doc_number] => 09879596
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[patent_title] => 'Actuator assembly having at least one driven gear coupled to a housing'
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Array
(
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[patent_title] => 'CUSTOM VVA ROCKER ARMS FOR LEFT HAND AND RIGHT HAND ORIENTATIONS'
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Array
(
[id] => 14215409
[patent_doc_number] => 20190120089
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[patent_kind] => A1
[patent_issue_date] => 2019-04-25
[patent_title] => VARIABLE VALVE TRAIN
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Array
(
[id] => 15728095
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Array
(
[id] => 14103791
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[patent_title] => ENGINE CONTROL DEVICE
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Array
(
[id] => 13155069
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[patent_issue_date] => 2018-10-09
[patent_title] => Rocker arm with integrated gear train
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Array
(
[id] => 13052509
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[patent_title] => Camshaft and manufacturing method therefor
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Array
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Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/098710 | Valve drive device, in particular for an internal combustion engine | Mar 5, 2017 | Issued |