
Ching Chang
Examiner (ID: 13382, 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] => 6968983
[patent_doc_number] => 20050034693
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-02-17
[patent_title] => 'Internal-combustion engine with a hydraulic device for rotation angle adjustment of a camshaft relative to a crankshaft'
[patent_app_type] => utility
[patent_app_number] => 10/910969
[patent_app_country] => US
[patent_app_date] => 2004-08-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 2582
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0034/20050034693.pdf
[firstpage_image] =>[orig_patent_app_number] => 10910969
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/910969 | Internal-combustion engine with hydraulic device for rotation angle adjustment of a camshaft relative to a crankshaft | Aug 3, 2004 | Issued |
Array
(
[id] => 945775
[patent_doc_number] => 06964249
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-11-15
[patent_title] => 'Valve timing control system for internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 10/898976
[patent_app_country] => US
[patent_app_date] => 2004-07-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 3288
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 212
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/964/06964249.pdf
[firstpage_image] =>[orig_patent_app_number] => 10898976
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/898976 | Valve timing control system for internal combustion engine | Jul 26, 2004 | Issued |
Array
(
[id] => 5862434
[patent_doc_number] => 20060096564
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2006-05-11
[patent_title] => 'Valve operating mechanism with roller rocker arm, 4-cycle engine, and motorcycle having 4-cycle engine mounted thereon'
[patent_app_type] => utility
[patent_app_number] => 10/527248
[patent_app_country] => US
[patent_app_date] => 2004-07-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 8016
[patent_no_of_claims] => 53
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0096/20060096564.pdf
[firstpage_image] =>[orig_patent_app_number] => 10527248
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/527248 | Valve operating mechanism with roller rocker arm, 4-cycle engine, and motorcycle having 4-cycle engine mounted thereon | Jul 22, 2004 | Issued |
Array
(
[id] => 5097826
[patent_doc_number] => 20070181086
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2007-08-09
[patent_title] => 'Assembled camshaft with camshaft setting device'
[patent_app_type] => utility
[patent_app_number] => 10/897118
[patent_app_country] => US
[patent_app_date] => 2004-07-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2380
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0181/20070181086.pdf
[firstpage_image] =>[orig_patent_app_number] => 10897118
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/897118 | Assembled camshaft with camshaft setting device | Jul 22, 2004 | Abandoned |
Array
(
[id] => 677403
[patent_doc_number] => 07082911
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-08-01
[patent_title] => 'Valve-driving system and method for internal combustion engine, and power output apparatus'
[patent_app_type] => utility
[patent_app_number] => 10/896949
[patent_app_country] => US
[patent_app_date] => 2004-07-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 14
[patent_no_of_words] => 14190
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 136
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/082/07082911.pdf
[firstpage_image] =>[orig_patent_app_number] => 10896949
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/896949 | Valve-driving system and method for internal combustion engine, and power output apparatus | Jul 22, 2004 | Issued |
Array
(
[id] => 7079297
[patent_doc_number] => 20050045130
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-03-03
[patent_title] => 'Camshaft incorporating variable camshaft timing phaser rotor'
[patent_app_type] => utility
[patent_app_number] => 10/895215
[patent_app_country] => US
[patent_app_date] => 2004-07-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 8668
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0045/20050045130.pdf
[firstpage_image] =>[orig_patent_app_number] => 10895215
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/895215 | Camshaft incorporating variable camshaft timing phaser rotor | Jul 19, 2004 | Abandoned |
Array
(
[id] => 752899
[patent_doc_number] => 07013853
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-03-21
[patent_title] => 'Valve control system for internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 10/893977
[patent_app_country] => US
[patent_app_date] => 2004-07-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 13
[patent_no_of_words] => 9740
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 26
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/013/07013853.pdf
[firstpage_image] =>[orig_patent_app_number] => 10893977
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/893977 | Valve control system for internal combustion engine | Jul 19, 2004 | Issued |
Array
(
[id] => 382007
[patent_doc_number] => 07305952
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-12-11
[patent_title] => 'Engine valve clearance adjusting method'
[patent_app_type] => utility
[patent_app_number] => 10/565416
[patent_app_country] => US
[patent_app_date] => 2004-07-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 6
[patent_no_of_words] => 2323
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 83
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/305/07305952.pdf
[firstpage_image] =>[orig_patent_app_number] => 10565416
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/565416 | Engine valve clearance adjusting method | Jul 19, 2004 | Issued |
Array
(
[id] => 766310
[patent_doc_number] => 07004132
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-02-28
[patent_title] => 'Valve train for OHV engine'
[patent_app_type] => utility
[patent_app_number] => 10/886537
[patent_app_country] => US
[patent_app_date] => 2004-07-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 14
[patent_no_of_words] => 8130
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 156
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/004/07004132.pdf
[firstpage_image] =>[orig_patent_app_number] => 10886537
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/886537 | Valve train for OHV engine | Jul 8, 2004 | Issued |
Array
(
[id] => 766294
[patent_doc_number] => 07004123
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-02-28
[patent_title] => 'Unit trigger actuator'
[patent_app_type] => utility
[patent_app_number] => 10/885817
[patent_app_country] => US
[patent_app_date] => 2004-07-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 16
[patent_no_of_words] => 6415
[patent_no_of_claims] => 48
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 115
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/004/07004123.pdf
[firstpage_image] =>[orig_patent_app_number] => 10885817
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/885817 | Unit trigger actuator | Jul 6, 2004 | Issued |
Array
(
[id] => 420347
[patent_doc_number] => RE039851
[patent_country] => US
[patent_kind] => E1
[patent_issue_date] => 2007-09-25
[patent_title] => 'Internal combustion engine having a variable valve train'
[patent_app_type] => reissue
[patent_app_number] => 10/883194
[patent_app_country] => US
[patent_app_date] => 2004-07-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 15
[patent_no_of_words] => 19022
[patent_no_of_claims] => 33
[patent_no_of_ind_claims] => 11
[patent_words_short_claim] => 143
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/RE/039/RE039851.pdf
[firstpage_image] =>[orig_patent_app_number] => 10883194
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/883194 | Internal combustion engine having a variable valve train | Jul 1, 2004 | Issued |
Array
(
[id] => 1016069
[patent_doc_number] => 06889644
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-05-10
[patent_title] => 'Valve guide for rocker arm assembly'
[patent_app_type] => utility
[patent_app_number] => 10/884042
[patent_app_country] => US
[patent_app_date] => 2004-07-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 7
[patent_no_of_words] => 4039
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/889/06889644.pdf
[firstpage_image] =>[orig_patent_app_number] => 10884042
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/884042 | Valve guide for rocker arm assembly | Jul 1, 2004 | Issued |
Array
(
[id] => 7119651
[patent_doc_number] => 20050011480
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-01-20
[patent_title] => 'Valve drive for an internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 10/879128
[patent_app_country] => US
[patent_app_date] => 2004-06-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 1423
[patent_no_of_claims] => 22
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0011/20050011480.pdf
[firstpage_image] =>[orig_patent_app_number] => 10879128
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/879128 | Valve drive for an internal combustion engine | Jun 29, 2004 | Abandoned |
Array
(
[id] => 778190
[patent_doc_number] => 06994062
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-02-07
[patent_title] => 'Variable valve timing control device'
[patent_app_type] => utility
[patent_app_number] => 10/876588
[patent_app_country] => US
[patent_app_date] => 2004-06-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 6
[patent_no_of_words] => 3893
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 191
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/994/06994062.pdf
[firstpage_image] =>[orig_patent_app_number] => 10876588
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/876588 | Variable valve timing control device | Jun 27, 2004 | Issued |
Array
(
[id] => 7145679
[patent_doc_number] => 20050022768
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-02-03
[patent_title] => 'Apparatus and methodology for rocker arm assembly'
[patent_app_type] => utility
[patent_app_number] => 10/879547
[patent_app_country] => US
[patent_app_date] => 2004-06-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_no_of_words] => 8071
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0022/20050022768.pdf
[firstpage_image] =>[orig_patent_app_number] => 10879547
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/879547 | Apparatus and methodology for rocker arm assembly | Jun 27, 2004 | Issued |
| 10/879307 | Variable timed valve system | Jun 27, 2004 | Abandoned |
Array
(
[id] => 5663885
[patent_doc_number] => 20060169235
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2006-08-03
[patent_title] => 'Internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 10/561036
[patent_app_country] => US
[patent_app_date] => 2004-06-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2609
[patent_no_of_claims] => 17
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0169/20060169235.pdf
[firstpage_image] =>[orig_patent_app_number] => 10561036
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/561036 | Internal combustion engine | Jun 23, 2004 | Issued |
Array
(
[id] => 7029335
[patent_doc_number] => 20050028764
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-02-10
[patent_title] => 'Deposit removal for internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 10/874267
[patent_app_country] => US
[patent_app_date] => 2004-06-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
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[patent_no_of_words] => 6787
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0028/20050028764.pdf
[firstpage_image] =>[orig_patent_app_number] => 10874267
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/874267 | Deposit removal for internal combustion engine | Jun 23, 2004 | Issued |
Array
(
[id] => 7145646
[patent_doc_number] => 20050022759
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-02-03
[patent_title] => 'Method and device for controlling an electrohydraulic unit for actuating the valves of an endothermic engine'
[patent_app_type] => utility
[patent_app_number] => 10/873728
[patent_app_country] => US
[patent_app_date] => 2004-06-22
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0022/20050022759.pdf
[firstpage_image] =>[orig_patent_app_number] => 10873728
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/873728 | Method and device for controlling an electrohydraulic unit for actuating the valves of an endothermic engine | Jun 21, 2004 | Issued |
Array
(
[id] => 774664
[patent_doc_number] => 06997147
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-02-14
[patent_title] => 'Electrohydraulic unit for actuating the valves of an endothermic engine'
[patent_app_type] => utility
[patent_app_number] => 10/873727
[patent_app_country] => US
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/997/06997147.pdf
[firstpage_image] =>[orig_patent_app_number] => 10873727
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/873727 | Electrohydraulic unit for actuating the valves of an endothermic engine | Jun 21, 2004 | Issued |