
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] => 13373315
[patent_doc_number] => 20180238199
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-08-23
[patent_title] => Latching Arrangement for Switchable Rocker Arm
[patent_app_type] => utility
[patent_app_number] => 15/437039
[patent_app_country] => US
[patent_app_date] => 2017-02-20
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/437039 | Latching arrangement for switchable rocker arm | Feb 19, 2017 | Issued |
Array
(
[id] => 13344323
[patent_doc_number] => 20180223701
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[patent_kind] => A1
[patent_issue_date] => 2018-08-09
[patent_title] => Hydraulic Lash Adjuster
[patent_app_type] => utility
[patent_app_number] => 15/427865
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/427865 | Hydraulic lash adjuster | Feb 7, 2017 | Issued |
Array
(
[id] => 15356647
[patent_doc_number] => 10526930
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-01-07
[patent_title] => Valve timing control system and control command unit
[patent_app_type] => utility
[patent_app_number] => 16/069617
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/069617 | Valve timing control system and control command unit | Jan 26, 2017 | Issued |
Array
(
[id] => 13734985
[patent_doc_number] => 20180371960
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[patent_kind] => A1
[patent_issue_date] => 2018-12-27
[patent_title] => CAMSHAFT AND MANUFACTURING METHOD THEREFOR
[patent_app_type] => utility
[patent_app_number] => 16/072859
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[patent_app_date] => 2017-01-19
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/072859 | Camshaft and manufacturing method therefor | Jan 18, 2017 | Issued |
Array
(
[id] => 14200131
[patent_doc_number] => 10267167
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-04-23
[patent_title] => Ductile compensation layer for brittle components
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/401483 | Ductile compensation layer for brittle components | Jan 8, 2017 | Issued |
Array
(
[id] => 14361469
[patent_doc_number] => 10302024
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-05-28
[patent_title] => Oil control valve system for valve actuation switching
[patent_app_type] => utility
[patent_app_number] => 15/401544
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/401544 | Oil control valve system for valve actuation switching | Jan 8, 2017 | Issued |
Array
(
[id] => 11590264
[patent_doc_number] => 20170114675
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-04-27
[patent_title] => 'TORSION ASSEMBLY FOR CONTROLLABLY PROVIDING TORQUE TO A CAMSHAFT'
[patent_app_type] => utility
[patent_app_number] => 15/397154
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/397154 | TORSION ASSEMBLY FOR CONTROLLABLY PROVIDING TORQUE TO A CAMSHAFT | Jan 2, 2017 | Abandoned |
Array
(
[id] => 14172765
[patent_doc_number] => 10260382
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-04-16
[patent_title] => Valve bridge assembly
[patent_app_type] => utility
[patent_app_number] => 15/346773
[patent_app_country] => US
[patent_app_date] => 2016-11-09
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/346773 | Valve bridge assembly | Nov 8, 2016 | Issued |
Array
(
[id] => 13857469
[patent_doc_number] => 10190446
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-01-29
[patent_title] => Valve train assembly
[patent_app_type] => utility
[patent_app_number] => 15/346770
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/346770 | Valve train assembly | Nov 8, 2016 | Issued |
Array
(
[id] => 14089197
[patent_doc_number] => 10240495
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-03-26
[patent_title] => Latch pin assembly; rocker arm arrangement using latch pin assembly; and assembling methods
[patent_app_type] => utility
[patent_app_number] => 15/345136
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/345136 | Latch pin assembly; rocker arm arrangement using latch pin assembly; and assembling methods | Nov 6, 2016 | Issued |
Array
(
[id] => 14853449
[patent_doc_number] => 10415440
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-09-17
[patent_title] => Continuously variable valve lift system and automobile
[patent_app_type] => utility
[patent_app_number] => 15/752551
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/752551 | Continuously variable valve lift system and automobile | Oct 13, 2016 | Issued |
Array
(
[id] => 14763175
[patent_doc_number] => 10392976
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[patent_issue_date] => 2019-08-27
[patent_title] => Continuously variable valve lift system and automobile
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/752561 | Continuously variable valve lift system and automobile | Oct 13, 2016 | Issued |
Array
(
[id] => 13329933
[patent_doc_number] => 20180216504
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[patent_issue_date] => 2018-08-02
[patent_title] => ELECTROMAGNETIC LINEAR MOTOR
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Array
(
[id] => 12261155
[patent_doc_number] => 20180080350
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[patent_kind] => A1
[patent_issue_date] => 2018-03-22
[patent_title] => 'VALVE TRAIN FOR AN ENGINE'
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[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/271319 | Valve train for an engine | Sep 20, 2016 | Issued |
Array
(
[id] => 12529023
[patent_doc_number] => 10006523
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-06-26
[patent_title] => Power unit having cam chain tensioner pivot mechanism
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Array
(
[id] => 14423831
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[patent_issue_date] => 2019-06-11
[patent_title] => Electromechanical valve lash adjuster
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Array
(
[id] => 14295629
[patent_doc_number] => 10287932
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[patent_kind] => B2
[patent_issue_date] => 2019-05-14
[patent_title] => Camshaft phasing system including idler gear phaser for internal combustion engines
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/269517 | Camshaft phasing system including idler gear phaser for internal combustion engines | Sep 18, 2016 | Issued |
Array
(
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[patent_title] => 'VARIABLE VALVE DURATION/VARIABLE VALVE LIFT SYSTEM AND ENGINE PROVIDED WITH THE SAME'
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Array
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Array
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