Search

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 numberTitle of the applicationFiling DateStatus
Array ( [id] => 639517 [patent_doc_number] => 07121241 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-10-17 [patent_title] => 'Valve control system including deactivating rocker arm' [patent_app_type] => utility [patent_app_number] => 11/328597 [patent_app_country] => US [patent_app_date] => 2006-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4283 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 355 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/121/07121241.pdf [firstpage_image] =>[orig_patent_app_number] => 11328597 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/328597
Valve control system including deactivating rocker arm Jan 9, 2006 Issued
Array ( [id] => 5837413 [patent_doc_number] => 20060118071 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-08 [patent_title] => 'Control apparatus for an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 11/328095 [patent_app_country] => US [patent_app_date] => 2006-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 14573 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0118/20060118071.pdf [firstpage_image] =>[orig_patent_app_number] => 11328095 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/328095
Control apparatus for an internal combustion engine Jan 9, 2006 Issued
Array ( [id] => 660182 [patent_doc_number] => 07100556 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-05 [patent_title] => 'Variable valve timing controller' [patent_app_type] => utility [patent_app_number] => 11/326349 [patent_app_country] => US [patent_app_date] => 2006-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 4412 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/100/07100556.pdf [firstpage_image] =>[orig_patent_app_number] => 11326349 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/326349
Variable valve timing controller Jan 5, 2006 Issued
Array ( [id] => 5610998 [patent_doc_number] => 20060112921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-01 [patent_title] => 'Camshaft adjuster with an electrical drive' [patent_app_type] => utility [patent_app_number] => 11/326529 [patent_app_country] => US [patent_app_date] => 2006-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2517 [patent_no_of_claims] => 13 [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/A1/0112/20060112921.pdf [firstpage_image] =>[orig_patent_app_number] => 11326529 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/326529
Camshaft adjuster with an electrical drive Jan 4, 2006 Abandoned
Array ( [id] => 502251 [patent_doc_number] => 07194991 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-03-27 [patent_title] => 'Variable valve actuator' [patent_app_type] => utility [patent_app_number] => 11/326017 [patent_app_country] => US [patent_app_date] => 2006-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 12074 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/194/07194991.pdf [firstpage_image] =>[orig_patent_app_number] => 11326017 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/326017
Variable valve actuator Jan 4, 2006 Issued
Array ( [id] => 5744992 [patent_doc_number] => 20060107916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-25 [patent_title] => 'Rocker arm' [patent_app_type] => utility [patent_app_number] => 11/322359 [patent_app_country] => US [patent_app_date] => 2006-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8252 [patent_no_of_claims] => 3 [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/A1/0107/20060107916.pdf [firstpage_image] =>[orig_patent_app_number] => 11322359 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/322359
Rocker arm Jan 2, 2006 Issued
Array ( [id] => 5593091 [patent_doc_number] => 20060157007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-20 [patent_title] => 'Cam connecting shaft and method of use' [patent_app_type] => utility [patent_app_number] => 11/323652 [patent_app_country] => US [patent_app_date] => 2005-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3630 [patent_no_of_claims] => 22 [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/A1/0157/20060157007.pdf [firstpage_image] =>[orig_patent_app_number] => 11323652 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/323652
Cam connecting shaft and method of use Dec 29, 2005 Issued
Array ( [id] => 409716 [patent_doc_number] => 07281503 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-10-16 [patent_title] => 'Control apparatus' [patent_app_type] => utility [patent_app_number] => 11/319739 [patent_app_country] => US [patent_app_date] => 2005-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 13770 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/281/07281503.pdf [firstpage_image] =>[orig_patent_app_number] => 11319739 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/319739
Control apparatus Dec 28, 2005 Issued
Array ( [id] => 653043 [patent_doc_number] => 07107948 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-19 [patent_title] => 'Engine system and vehicle' [patent_app_type] => utility [patent_app_number] => 11/318977 [patent_app_country] => US [patent_app_date] => 2005-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 8550 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/107/07107948.pdf [firstpage_image] =>[orig_patent_app_number] => 11318977 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/318977
Engine system and vehicle Dec 26, 2005 Issued
Array ( [id] => 5862430 [patent_doc_number] => 20060096560 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'Engine valve actuation system' [patent_app_type] => utility [patent_app_number] => 11/315302 [patent_app_country] => US [patent_app_date] => 2005-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4033 [patent_no_of_claims] => 2 [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/A1/0096/20060096560.pdf [firstpage_image] =>[orig_patent_app_number] => 11315302 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/315302
Engine valve actuation system Dec 22, 2005 Issued
Array ( [id] => 647083 [patent_doc_number] => 07114474 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-10-03 [patent_title] => 'Tensioner lifter mounting structure for V-engine' [patent_app_type] => utility [patent_app_number] => 11/303906 [patent_app_country] => US [patent_app_date] => 2005-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 10132 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/114/07114474.pdf [firstpage_image] =>[orig_patent_app_number] => 11303906 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/303906
Tensioner lifter mounting structure for V-engine Dec 18, 2005 Issued
Array ( [id] => 5645056 [patent_doc_number] => 20060130788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-22 [patent_title] => 'Valve mechanism for internal combustion engine' [patent_app_type] => utility [patent_app_number] => 11/303919 [patent_app_country] => US [patent_app_date] => 2005-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5683 [patent_no_of_claims] => 7 [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/A1/0130/20060130788.pdf [firstpage_image] =>[orig_patent_app_number] => 11303919 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/303919
Valve mechanism for internal combustion engine Dec 18, 2005 Issued
Array ( [id] => 5645059 [patent_doc_number] => 20060130791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-22 [patent_title] => 'Variable cam system' [patent_app_type] => utility [patent_app_number] => 11/305768 [patent_app_country] => US [patent_app_date] => 2005-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1766 [patent_no_of_claims] => 10 [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/A1/0130/20060130791.pdf [firstpage_image] =>[orig_patent_app_number] => 11305768 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/305768
Variable cam system Dec 14, 2005 Abandoned
Array ( [id] => 5249731 [patent_doc_number] => 20070131187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'CAMSHAFT AND OIL-CONTROLLED CAMSHAFT PHASER FOR AUTOMOTIVE ENGINE' [patent_app_type] => utility [patent_app_number] => 11/306018 [patent_app_country] => US [patent_app_date] => 2005-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1731 [patent_no_of_claims] => 12 [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/A1/0131/20070131187.pdf [firstpage_image] =>[orig_patent_app_number] => 11306018 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/306018
Camshaft and oil-controlled camshaft phaser for automotive engine Dec 13, 2005 Issued
Array ( [id] => 440467 [patent_doc_number] => 07255075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-08-14 [patent_title] => 'Engine valve actuation system' [patent_app_type] => utility [patent_app_number] => 11/302283 [patent_app_country] => US [patent_app_date] => 2005-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5702 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/255/07255075.pdf [firstpage_image] =>[orig_patent_app_number] => 11302283 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/302283
Engine valve actuation system Dec 13, 2005 Issued
Array ( [id] => 437886 [patent_doc_number] => 07258088 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-08-21 [patent_title] => 'Engine valve actuation system' [patent_app_type] => utility [patent_app_number] => 11/298517 [patent_app_country] => US [patent_app_date] => 2005-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 6767 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/258/07258088.pdf [firstpage_image] =>[orig_patent_app_number] => 11298517 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/298517
Engine valve actuation system Dec 11, 2005 Issued
Array ( [id] => 577387 [patent_doc_number] => 07434556 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-14 [patent_title] => 'Engine valve actuation system' [patent_app_type] => utility [patent_app_number] => 11/297473 [patent_app_country] => US [patent_app_date] => 2005-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5391 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/434/07434556.pdf [firstpage_image] =>[orig_patent_app_number] => 11297473 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/297473
Engine valve actuation system Dec 8, 2005 Issued
Array ( [id] => 5250145 [patent_doc_number] => 20070131601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'Hydraulic fluid passage with particle gettering magnet' [patent_app_type] => utility [patent_app_number] => 11/298308 [patent_app_country] => US [patent_app_date] => 2005-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4374 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0131/20070131601.pdf [firstpage_image] =>[orig_patent_app_number] => 11298308 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/298308
Hydraulic fluid passage with particle gettering magnet Dec 8, 2005 Issued
Array ( [id] => 5907098 [patent_doc_number] => 20060124092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-15 [patent_title] => 'Valve characteristic control device for internal combustion engine and method of the same' [patent_app_type] => utility [patent_app_number] => 11/295466 [patent_app_country] => US [patent_app_date] => 2005-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6142 [patent_no_of_claims] => 14 [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/A1/0124/20060124092.pdf [firstpage_image] =>[orig_patent_app_number] => 11295466 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/295466
Valve characteristic control device for internal combustion engine and method of the same Dec 6, 2005 Issued
Array ( [id] => 5482583 [patent_doc_number] => 20090272348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-05 [patent_title] => 'VALVE TIMING CONTROL DEVICE AND ENGINE DEVICE AND VEHICLE INCLUDING THE SAME' [patent_app_type] => utility [patent_app_number] => 11/721895 [patent_app_country] => US [patent_app_date] => 2005-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 14342 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0272/20090272348.pdf [firstpage_image] =>[orig_patent_app_number] => 11721895 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/721895
VALVE TIMING CONTROL DEVICE AND ENGINE DEVICE AND VEHICLE INCLUDING THE SAME Dec 6, 2005 Abandoned
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