Search

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 numberTitle of the applicationFiling DateStatus
Array ( [id] => 880744 [patent_doc_number] => 07350489 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-04-01 [patent_title] => 'Finger lever of a valve train of an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 10/532779 [patent_app_country] => US [patent_app_date] => 2005-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1633 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/350/07350489.pdf [firstpage_image] =>[orig_patent_app_number] => 10532779 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/532779
Finger lever of a valve train of an internal combustion engine Apr 21, 2005 Issued
Array ( [id] => 379306 [patent_doc_number] => 07308873 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-12-18 [patent_title] => 'Variable valve control system for internal combustion engine' [patent_app_type] => utility [patent_app_number] => 11/106448 [patent_app_country] => US [patent_app_date] => 2005-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 6935 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/308/07308873.pdf [firstpage_image] =>[orig_patent_app_number] => 11106448 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/106448
Variable valve control system for internal combustion engine Apr 14, 2005 Issued
Array ( [id] => 189591 [patent_doc_number] => 07640899 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-01-05 [patent_title] => 'Adjusting electrically actuated valve lift' [patent_app_type] => utility [patent_app_number] => 11/106886 [patent_app_country] => US [patent_app_date] => 2005-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10697 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/640/07640899.pdf [firstpage_image] =>[orig_patent_app_number] => 11106886 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/106886
Adjusting electrically actuated valve lift Apr 14, 2005 Issued
Array ( [id] => 478246 [patent_doc_number] => 07219638 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-05-22 [patent_title] => 'System comprising a cam and a cam follower element and use of such a system' [patent_app_type] => utility [patent_app_number] => 11/106266 [patent_app_country] => US [patent_app_date] => 2005-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5547 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/219/07219638.pdf [firstpage_image] =>[orig_patent_app_number] => 11106266 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/106266
System comprising a cam and a cam follower element and use of such a system Apr 13, 2005 Issued
Array ( [id] => 6928271 [patent_doc_number] => 20050279303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-12-22 [patent_title] => 'Variable valve unit for vee shape engine' [patent_app_type] => utility [patent_app_number] => 11/103509 [patent_app_country] => US [patent_app_date] => 2005-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7852 [patent_no_of_claims] => 6 [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/A1/0279/20050279303.pdf [firstpage_image] =>[orig_patent_app_number] => 11103509 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/103509
Variable valve unit for vee shape engine Apr 11, 2005 Issued
Array ( [id] => 927722 [patent_doc_number] => 07314027 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-01-01 [patent_title] => 'Variable valve unit for internal combustion engine' [patent_app_type] => utility [patent_app_number] => 11/103556 [patent_app_country] => US [patent_app_date] => 2005-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 21 [patent_no_of_words] => 10144 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/314/07314027.pdf [firstpage_image] =>[orig_patent_app_number] => 11103556 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/103556
Variable valve unit for internal combustion engine Apr 11, 2005 Issued
Array ( [id] => 462988 [patent_doc_number] => 07234427 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-06-26 [patent_title] => 'Locking device for a camshaft adjuster' [patent_app_type] => utility [patent_app_number] => 11/104167 [patent_app_country] => US [patent_app_date] => 2005-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3733 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/234/07234427.pdf [firstpage_image] =>[orig_patent_app_number] => 11104167 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/104167
Locking device for a camshaft adjuster Apr 6, 2005 Issued
Array ( [id] => 509619 [patent_doc_number] => 07188592 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-03-13 [patent_title] => 'Position sensor of a valve actuator for an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 11/100057 [patent_app_country] => US [patent_app_date] => 2005-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 22 [patent_no_of_words] => 5770 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/188/07188592.pdf [firstpage_image] =>[orig_patent_app_number] => 11100057 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/100057
Position sensor of a valve actuator for an internal combustion engine Apr 5, 2005 Issued
Array ( [id] => 6962808 [patent_doc_number] => 20050229880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-10-20 [patent_title] => 'Valve actuation controlling apparatus and method for engine' [patent_app_type] => utility [patent_app_number] => 11/090216 [patent_app_country] => US [patent_app_date] => 2005-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5696 [patent_no_of_claims] => 27 [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/A1/0229/20050229880.pdf [firstpage_image] =>[orig_patent_app_number] => 11090216 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/090216
Valve actuation controlling apparatus and method for engine Mar 27, 2005 Abandoned
Array ( [id] => 7001278 [patent_doc_number] => 20050166880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-04 [patent_title] => 'Switch element' [patent_app_type] => utility [patent_app_number] => 11/088776 [patent_app_country] => US [patent_app_date] => 2005-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1298 [patent_no_of_claims] => 5 [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/A1/0166/20050166880.pdf [firstpage_image] =>[orig_patent_app_number] => 11088776 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/088776
Switch element Mar 24, 2005 Issued
Array ( [id] => 903342 [patent_doc_number] => 07331319 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-02-19 [patent_title] => 'Cam hub mounting assembly' [patent_app_type] => utility [patent_app_number] => 11/083479 [patent_app_country] => US [patent_app_date] => 2005-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2831 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/331/07331319.pdf [firstpage_image] =>[orig_patent_app_number] => 11083479 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/083479
Cam hub mounting assembly Mar 17, 2005 Issued
Array ( [id] => 7107316 [patent_doc_number] => 20050205030 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-22 [patent_title] => 'Valve timing control apparatus for internal combustion engine and control method thereof' [patent_app_type] => utility [patent_app_number] => 11/083179 [patent_app_country] => US [patent_app_date] => 2005-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 10018 [patent_no_of_claims] => 36 [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/A1/0205/20050205030.pdf [firstpage_image] =>[orig_patent_app_number] => 11083179 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/083179
Valve timing control apparatus for internal combustion engine and control method thereof Mar 17, 2005 Issued
Array ( [id] => 7041206 [patent_doc_number] => 20050159712 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-07-21 [patent_title] => 'Catheter having a tip with an elongated collar' [patent_app_type] => utility [patent_app_number] => 11/081153 [patent_app_country] => US [patent_app_date] => 2005-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3435 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0159/20050159712.pdf [firstpage_image] =>[orig_patent_app_number] => 11081153 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/081153
Catheter having a tip with an elongated collar Mar 15, 2005 Issued
Array ( [id] => 446603 [patent_doc_number] => 07249580 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-07-31 [patent_title] => 'Valve return device, and an engine equipped with such a device' [patent_app_type] => utility [patent_app_number] => 11/081188 [patent_app_country] => US [patent_app_date] => 2005-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3960 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/249/07249580.pdf [firstpage_image] =>[orig_patent_app_number] => 11081188 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/081188
Valve return device, and an engine equipped with such a device Mar 15, 2005 Issued
Array ( [id] => 5065787 [patent_doc_number] => 20070186888 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-16 [patent_title] => 'Method and device for controlling an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 10/592588 [patent_app_country] => US [patent_app_date] => 2005-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3999 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0186/20070186888.pdf [firstpage_image] =>[orig_patent_app_number] => 10592588 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/592588
Method and device for controlling an internal combustion engine Mar 14, 2005 Issued
Array ( [id] => 344008 [patent_doc_number] => 07497192 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-03-03 [patent_title] => 'Variable valve system with control shaft actuating mechanism' [patent_app_type] => utility [patent_app_number] => 11/079187 [patent_app_country] => US [patent_app_date] => 2005-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 7352 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/497/07497192.pdf [firstpage_image] =>[orig_patent_app_number] => 11079187 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/079187
Variable valve system with control shaft actuating mechanism Mar 14, 2005 Issued
Array ( [id] => 4472282 [patent_doc_number] => 07905208 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-15 [patent_title] => 'Valve bridge with integrated lost motion system' [patent_app_type] => utility [patent_app_number] => 11/079249 [patent_app_country] => US [patent_app_date] => 2005-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 7746 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/905/07905208.pdf [firstpage_image] =>[orig_patent_app_number] => 11079249 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/079249
Valve bridge with integrated lost motion system Mar 14, 2005 Issued
Array ( [id] => 6954831 [patent_doc_number] => 20050211201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-29 [patent_title] => 'Hydraulic valve actuation systems and methods to provide multiple lifts for one or more engine air valves' [patent_app_type] => utility [patent_app_number] => 11/081257 [patent_app_country] => US [patent_app_date] => 2005-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4528 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0211/20050211201.pdf [firstpage_image] =>[orig_patent_app_number] => 11081257 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/081257
Hydraulic valve actuation systems and methods to provide multiple lifts for one or more engine air valves Mar 14, 2005 Issued
Array ( [id] => 537607 [patent_doc_number] => 07159545 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-01-09 [patent_title] => 'Valve timing control apparatus for internal combustion engine and control method thereof' [patent_app_type] => utility [patent_app_number] => 11/074768 [patent_app_country] => US [patent_app_date] => 2005-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 23 [patent_no_of_words] => 9722 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/159/07159545.pdf [firstpage_image] =>[orig_patent_app_number] => 11074768 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/074768
Valve timing control apparatus for internal combustion engine and control method thereof Mar 8, 2005 Issued
Array ( [id] => 6941924 [patent_doc_number] => 20050193972 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-08 [patent_title] => 'Connection between an elastomeric element and a further element and method for producing such connection' [patent_app_type] => utility [patent_app_number] => 11/068887 [patent_app_country] => US [patent_app_date] => 2005-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1305 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0193/20050193972.pdf [firstpage_image] =>[orig_patent_app_number] => 11068887 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/068887
Connection between an elastomeric element and a further element and method for producing such connection Mar 1, 2005 Issued
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