
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] => 1391432
[patent_doc_number] => 06516758
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-02-11
[patent_title] => 'Electromagnetic drive'
[patent_app_type] => B1
[patent_app_number] => 09/856010
[patent_app_country] => US
[patent_app_date] => 2001-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 27
[patent_no_of_words] => 5229
[patent_no_of_claims] => 44
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[patent_words_short_claim] => 92
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/516/06516758.pdf
[firstpage_image] =>[orig_patent_app_number] => 09856010
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/856010 | Electromagnetic drive | May 15, 2001 | Issued |
Array
(
[id] => 1543807
[patent_doc_number] => 06397798
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-06-04
[patent_title] => 'Method and device for electromagnetic valve actuating'
[patent_app_type] => B1
[patent_app_number] => 09/807191
[patent_app_country] => US
[patent_app_date] => 2001-04-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 3827
[patent_no_of_claims] => 10
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/397/06397798.pdf
[firstpage_image] =>[orig_patent_app_number] => 09807191
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/807191 | Method and device for electromagnetic valve actuating | Apr 9, 2001 | Issued |
Array
(
[id] => 6888219
[patent_doc_number] => 20010023674
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-09-27
[patent_title] => 'Variable valve drive mechanism and intake air amount control apparatus of internal combustion engine'
[patent_app_type] => new
[patent_app_number] => 09/805928
[patent_app_country] => US
[patent_app_date] => 2001-03-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 51
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[patent_no_of_words] => 17711
[patent_no_of_claims] => 22
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0023/20010023674.pdf
[firstpage_image] =>[orig_patent_app_number] => 09805928
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/805928 | Variable valve drive mechanism and intake air amount control apparatus of internal combustion engine | Mar 14, 2001 | Issued |
Array
(
[id] => 1543825
[patent_doc_number] => 06397805
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-06-04
[patent_title] => 'Retainer for rocker arm coupling in an internal combustion engine'
[patent_app_type] => B1
[patent_app_number] => 09/804565
[patent_app_country] => US
[patent_app_date] => 2001-03-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
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[patent_no_of_words] => 8063
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/397/06397805.pdf
[firstpage_image] =>[orig_patent_app_number] => 09804565
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/804565 | Retainer for rocker arm coupling in an internal combustion engine | Mar 11, 2001 | Issued |
Array
(
[id] => 1543812
[patent_doc_number] => 06397800
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-06-04
[patent_title] => 'Valve control device of internal combustion engine'
[patent_app_type] => B2
[patent_app_number] => 09/803141
[patent_app_country] => US
[patent_app_date] => 2001-03-12
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/397/06397800.pdf
[firstpage_image] =>[orig_patent_app_number] => 09803141
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/803141 | Valve control device of internal combustion engine | Mar 11, 2001 | Issued |
Array
(
[id] => 1543814
[patent_doc_number] => 06397801
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-06-04
[patent_title] => 'Valve timing control apparatus of an internal combustion engine'
[patent_app_type] => B2
[patent_app_number] => 09/804528
[patent_app_country] => US
[patent_app_date] => 2001-03-12
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/397/06397801.pdf
[firstpage_image] =>[orig_patent_app_number] => 09804528
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/804528 | Valve timing control apparatus of an internal combustion engine | Mar 11, 2001 | Issued |
Array
(
[id] => 6409489
[patent_doc_number] => 20020124819
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-09-12
[patent_title] => 'Internal combustion engine with variable cam timing oil filter with restrictor arrangement'
[patent_app_type] => new
[patent_app_number] => 09/803288
[patent_app_country] => US
[patent_app_date] => 2001-03-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 2969
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0124/20020124819.pdf
[firstpage_image] =>[orig_patent_app_number] => 09803288
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/803288 | Internal combustion engine with variable cam timing oil filter with restrictor arrangement | Mar 9, 2001 | Issued |
Array
(
[id] => 1367108
[patent_doc_number] => 06543399
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-04-08
[patent_title] => 'Apparatus for adjusting a camshaft'
[patent_app_type] => B2
[patent_app_number] => 09/801866
[patent_app_country] => US
[patent_app_date] => 2001-03-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_no_of_words] => 1926
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/543/06543399.pdf
[firstpage_image] =>[orig_patent_app_number] => 09801866
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/801866 | Apparatus for adjusting a camshaft | Mar 8, 2001 | Issued |
Array
(
[id] => 6946494
[patent_doc_number] => 20010020461
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-09-13
[patent_title] => 'Apparatus for adjusting a camshaft'
[patent_app_type] => new
[patent_app_number] => 09/801829
[patent_app_country] => US
[patent_app_date] => 2001-03-09
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0020/20010020461.pdf
[firstpage_image] =>[orig_patent_app_number] => 09801829
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/801829 | Apparatus for adjusting a camshaft | Mar 8, 2001 | Abandoned |
Array
(
[id] => 1502133
[patent_doc_number] => 06439176
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-08-27
[patent_title] => 'Control system for deactivation of valves in an internal combustion engine'
[patent_app_type] => B1
[patent_app_number] => 09/799301
[patent_app_country] => US
[patent_app_date] => 2001-03-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
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[patent_no_of_words] => 3040
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/439/06439176.pdf
[firstpage_image] =>[orig_patent_app_number] => 09799301
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/799301 | Control system for deactivation of valves in an internal combustion engine | Mar 4, 2001 | Issued |
Array
(
[id] => 1281775
[patent_doc_number] => 06631700
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-10-14
[patent_title] => 'Dual oil feed variable timed camshaft arrangement'
[patent_app_type] => B2
[patent_app_number] => 09/742707
[patent_app_country] => US
[patent_app_date] => 2000-12-20
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/631/06631700.pdf
[firstpage_image] =>[orig_patent_app_number] => 09742707
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/742707 | Dual oil feed variable timed camshaft arrangement | Dec 19, 2000 | Issued |
Array
(
[id] => 6132286
[patent_doc_number] => 20020077539
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-06-20
[patent_title] => 'Restraining apparatus and method for use in imaging procedures'
[patent_app_type] => new
[patent_app_number] => 09/738423
[patent_app_country] => US
[patent_app_date] => 2000-12-15
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[firstpage_image] =>[orig_patent_app_number] => 09738423
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/738423 | Restraining apparatus and method for use in imaging procedures | Dec 14, 2000 | Issued |
Array
(
[id] => 1303955
[patent_doc_number] => 06609487
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-08-26
[patent_title] => 'Composite o-ring seal'
[patent_app_type] => B1
[patent_app_number] => 09/711209
[patent_app_country] => US
[patent_app_date] => 2000-11-09
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/609/06609487.pdf
[firstpage_image] =>[orig_patent_app_number] => 09711209
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/711209 | Composite o-ring seal | Nov 8, 2000 | Issued |
Array
(
[id] => 1514231
[patent_doc_number] => 06499617
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-12-31
[patent_title] => 'Rotary seal stopper'
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[patent_app_number] => 09/617609
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[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/499/06499617.pdf
[firstpage_image] =>[orig_patent_app_number] => 09617609
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/617609 | Rotary seal stopper | Jul 16, 2000 | Issued |
Array
(
[id] => 1117797
[patent_doc_number] => 06796972
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2004-09-28
[patent_title] => 'Catheter anchoring balloon structure with irrigation'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/616303 | Catheter anchoring balloon structure with irrigation | Jul 13, 2000 | Issued |
Array
(
[id] => 1351017
[patent_doc_number] => 06572590
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[patent_issue_date] => 2003-06-03
[patent_title] => 'Adjustable quick-release valve with toggle capability'
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[patent_app_number] => 09/615528
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[pdf_file] => patents/06/572/06572590.pdf
[firstpage_image] =>[orig_patent_app_number] => 09615528
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/615528 | Adjustable quick-release valve with toggle capability | Jul 12, 2000 | Issued |
Array
(
[id] => 1229492
[patent_doc_number] => 06692484
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[patent_kind] => B1
[patent_issue_date] => 2004-02-17
[patent_title] => 'Devices for extracting biliary or urinary stones'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/615017 | Devices for extracting biliary or urinary stones | Jul 12, 2000 | Issued |
Array
(
[id] => 1207613
[patent_doc_number] => 06712789
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[patent_issue_date] => 2004-03-30
[patent_title] => 'Introducer having a movable valve assembly with removable side port'
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Array
(
[id] => 7965719
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[patent_issue_date] => 2004-01-20
[patent_title] => 'System for withdrawing body fluid'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/614269 | System for withdrawing body fluid | Jul 11, 2000 | Issued |
Array
(
[id] => 1409126
[patent_doc_number] => 06514231
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[patent_issue_date] => 2003-02-04
[patent_title] => 'Disposable syringe with single variable volume chamber'
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[pdf_file] => patents/06/514/06514231.pdf
[firstpage_image] =>[orig_patent_app_number] => 09614373
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/614373 | Disposable syringe with single variable volume chamber | Jul 11, 2000 | Issued |