
Ching Chang
Examiner (ID: 3427, 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] => 10077763
[patent_doc_number] => 09115607
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-08-25
[patent_title] => 'Pivot foot for deactivating rocker arm'
[patent_app_type] => utility
[patent_app_number] => 14/097589
[patent_app_country] => US
[patent_app_date] => 2013-12-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14097589
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/097589 | Pivot foot for deactivating rocker arm | Dec 4, 2013 | Issued |
Array
(
[id] => 9760175
[patent_doc_number] => 08844486
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2014-09-30
[patent_title] => 'Valve timing control apparatus'
[patent_app_type] => utility
[patent_app_number] => 14/093620
[patent_app_country] => US
[patent_app_date] => 2013-12-02
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14093620
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/093620 | Valve timing control apparatus | Dec 1, 2013 | Issued |
Array
(
[id] => 9379904
[patent_doc_number] => 20140083385
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-03-27
[patent_title] => 'CAMSHAFT PHASER WITH COAXIAL CONTROL VALVES'
[patent_app_type] => utility
[patent_app_number] => 14/091693
[patent_app_country] => US
[patent_app_date] => 2013-11-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14091693
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/091693 | Camshaft phaser with coaxial control valves | Nov 26, 2013 | Issued |
Array
(
[id] => 10460330
[patent_doc_number] => 20150345345
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-12-03
[patent_title] => 'ELECTRIC MOTOR DRIVEN SIMPLE PLANETARY CAM PHASER'
[patent_app_type] => utility
[patent_app_number] => 14/648098
[patent_app_country] => US
[patent_app_date] => 2013-11-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 2538
[patent_no_of_claims] => 15
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14648098
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/648098 | Electric motor driven simple planetary cam phaser | Nov 21, 2013 | Issued |
Array
(
[id] => 9904473
[patent_doc_number] => 20150059673
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-03-05
[patent_title] => 'CONTINUOUSLY VARIABLE VALVE LIFT ACTUATOR OF ENGINE'
[patent_app_type] => utility
[patent_app_number] => 14/085409
[patent_app_country] => US
[patent_app_date] => 2013-11-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14085409
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/085409 | Continuously variable valve lift actuator of engine | Nov 19, 2013 | Issued |
Array
(
[id] => 9981823
[patent_doc_number] => 09027519
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-05-12
[patent_title] => 'Valve timing control apparatus of internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 14/080077
[patent_app_country] => US
[patent_app_date] => 2013-11-14
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/080077 | Valve timing control apparatus of internal combustion engine | Nov 13, 2013 | Issued |
Array
(
[id] => 9379902
[patent_doc_number] => 20140083383
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-03-27
[patent_title] => 'VALVE TIMING CONTROL APPARATUS'
[patent_app_type] => utility
[patent_app_number] => 14/074825
[patent_app_country] => US
[patent_app_date] => 2013-11-08
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14074825
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/074825 | Valve timing control apparatus | Nov 7, 2013 | Issued |
Array
(
[id] => 9708519
[patent_doc_number] => 08833075
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2014-09-16
[patent_title] => 'Method and system adjusting an exhaust heat recovery valve'
[patent_app_type] => utility
[patent_app_number] => 14/068449
[patent_app_country] => US
[patent_app_date] => 2013-10-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14068449
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/068449 | Method and system adjusting an exhaust heat recovery valve | Oct 30, 2013 | Issued |
Array
(
[id] => 9459497
[patent_doc_number] => 20140123922
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-05-08
[patent_title] => 'VALVE TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 14/065753
[patent_app_country] => US
[patent_app_date] => 2013-10-29
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14065753
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/065753 | Valve timing control apparatus for internal combustion engine | Oct 28, 2013 | Issued |
Array
(
[id] => 9326768
[patent_doc_number] => 20140053550
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-02-27
[patent_title] => 'TWIN SCROLL TURBOCHARGER WITH EGR TAKEOFFS'
[patent_app_type] => utility
[patent_app_number] => 14/066239
[patent_app_country] => US
[patent_app_date] => 2013-10-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14066239
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/066239 | Twin scroll turbocharger with EGR takeoffs | Oct 28, 2013 | Issued |
Array
(
[id] => 10415202
[patent_doc_number] => 20150300212
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-10-22
[patent_title] => 'CAMSHAFT ADJUSTING DEVICE AND CENTRAL VALVE FOR A CAMSHAFT ADJUSTING DEVICE'
[patent_app_type] => utility
[patent_app_number] => 14/443488
[patent_app_country] => US
[patent_app_date] => 2013-10-28
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14443488
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/443488 | Camshaft adjusting device and central valve for a camshaft adjusting device | Oct 27, 2013 | Issued |
Array
(
[id] => 9315685
[patent_doc_number] => 20140048023
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-02-20
[patent_title] => 'FEED FORWARD CONTROL FOR ELECTRIC VARIABLE VALVE OPERATION'
[patent_app_type] => utility
[patent_app_number] => 14/063791
[patent_app_country] => US
[patent_app_date] => 2013-10-25
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/063791 | Feed forward control for electric variable valve operation | Oct 24, 2013 | Issued |
Array
(
[id] => 10874418
[patent_doc_number] => 08899199
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2014-12-02
[patent_title] => 'Camshaft phaser and lock pin thereof'
[patent_app_type] => utility
[patent_app_number] => 14/062105
[patent_app_country] => US
[patent_app_date] => 2013-10-24
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/062105 | Camshaft phaser and lock pin thereof | Oct 23, 2013 | Issued |
Array
(
[id] => 9431946
[patent_doc_number] => 20140109852
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-04-24
[patent_title] => 'APPARATUS FOR ACTUATING AT LEAST ONE OUTLET VALVE OF A VALVE-CONTROLLED INTERNAL COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 14/059936
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14059936
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/059936 | Apparatus for actuating at least one outlet valve of a valve-controlled internal combustion engine | Oct 21, 2013 | Issued |
Array
(
[id] => 11923245
[patent_doc_number] => 09790817
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-10-17
[patent_title] => 'Tensioner with increased damping'
[patent_app_type] => utility
[patent_app_number] => 14/437310
[patent_app_country] => US
[patent_app_date] => 2013-10-22
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/437310 | Tensioner with increased damping | Oct 21, 2013 | Issued |
Array
(
[id] => 10163042
[patent_doc_number] => 09194262
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-11-24
[patent_title] => 'Multi-valve actuating valve bridge'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/053792 | Multi-valve actuating valve bridge | Oct 14, 2013 | Issued |
Array
(
[id] => 9302934
[patent_doc_number] => 20140041608
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-02-13
[patent_title] => 'SWITCHING ROCKER ARM'
[patent_app_type] => utility
[patent_app_number] => 14/049460
[patent_app_country] => US
[patent_app_date] => 2013-10-09
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14049460
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/049460 | Switching rocker arm | Oct 8, 2013 | Issued |
Array
(
[id] => 10836049
[patent_doc_number] => 08863714
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[patent_kind] => B1
[patent_issue_date] => 2014-10-21
[patent_title] => 'Camshaft assembly'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/047494 | Camshaft assembly | Oct 6, 2013 | Issued |
Array
(
[id] => 10071120
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[patent_issue_date] => 2015-08-18
[patent_title] => 'Apparatus for actuating valves in vehicles in variable valve control manner'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/046305 | Apparatus for actuating valves in vehicles in variable valve control manner | Oct 3, 2013 | Issued |
Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/044908 | Continuously variable valve lift mechanism | Oct 2, 2013 | Issued |