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] => 942706 [patent_doc_number] => 06966291 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-11-22 [patent_title] => 'Latch timing mechanism for a two-step roller finger cam follower' [patent_app_type] => utility [patent_app_number] => 10/975866 [patent_app_country] => US [patent_app_date] => 2004-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3066 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/966/06966291.pdf [firstpage_image] =>[orig_patent_app_number] => 10975866 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/975866
Latch timing mechanism for a two-step roller finger cam follower Oct 27, 2004 Issued
Array ( [id] => 7124501 [patent_doc_number] => 20050056244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-17 [patent_title] => 'Method for 3-step variable valve actuation' [patent_app_type] => utility [patent_app_number] => 10/974338 [patent_app_country] => US [patent_app_date] => 2004-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 8501 [patent_no_of_claims] => 4 [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/A1/0056/20050056244.pdf [firstpage_image] =>[orig_patent_app_number] => 10974338 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/974338
Method for 3-step variable valve actuation Oct 26, 2004 Abandoned
Array ( [id] => 7138694 [patent_doc_number] => 20050115532 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-06-02 [patent_title] => 'Internal combustion engine and gasket therefor' [patent_app_type] => utility [patent_app_number] => 10/973488 [patent_app_country] => US [patent_app_date] => 2004-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2070 [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/A1/0115/20050115532.pdf [firstpage_image] =>[orig_patent_app_number] => 10973488 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/973488
Internal combustion engine and gasket therefor Oct 25, 2004 Abandoned
Array ( [id] => 7195377 [patent_doc_number] => 20050051120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-10 [patent_title] => 'Variable valve-stroke controls' [patent_app_type] => utility [patent_app_number] => 10/972174 [patent_app_country] => US [patent_app_date] => 2004-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3239 [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/A1/0051/20050051120.pdf [firstpage_image] =>[orig_patent_app_number] => 10972174 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/972174
Variable valve-stroke controls Oct 21, 2004 Issued
Array ( [id] => 7195373 [patent_doc_number] => 20050051119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-10 [patent_title] => 'Engine valve actuation system and method' [patent_app_type] => utility [patent_app_number] => 10/969957 [patent_app_country] => US [patent_app_date] => 2004-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6063 [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/A1/0051/20050051119.pdf [firstpage_image] =>[orig_patent_app_number] => 10969957 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/969957
Engine valve actuation system and method Oct 21, 2004 Issued
Array ( [id] => 6987680 [patent_doc_number] => 20050087158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-04-28 [patent_title] => 'Control apparatus and control method for internal combustion engine valve actuation' [patent_app_type] => utility [patent_app_number] => 10/968129 [patent_app_country] => US [patent_app_date] => 2004-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 13732 [patent_no_of_claims] => 11 [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/A1/0087/20050087158.pdf [firstpage_image] =>[orig_patent_app_number] => 10968129 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/968129
Control apparatus and control method for internal combustion engine valve actuation Oct 19, 2004 Issued
Array ( [id] => 5151300 [patent_doc_number] => 20070034182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-15 [patent_title] => 'Valve train of an internal combustion engine comprising at least one camshaft' [patent_app_type] => utility [patent_app_number] => 10/577048 [patent_app_country] => US [patent_app_date] => 2004-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1602 [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/A1/0034/20070034182.pdf [firstpage_image] =>[orig_patent_app_number] => 10577048 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/577048
Valve train of an internal combustion engine comprising at least one camshaft Oct 15, 2004 Issued
Array ( [id] => 7210098 [patent_doc_number] => 20050252465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-11-17 [patent_title] => 'Oil control valve and installing method thereof' [patent_app_type] => utility [patent_app_number] => 10/964776 [patent_app_country] => US [patent_app_date] => 2004-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 4338 [patent_no_of_claims] => 8 [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/A1/0252/20050252465.pdf [firstpage_image] =>[orig_patent_app_number] => 10964776 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/964776
Oil control valve and installing method thereof Oct 14, 2004 Abandoned
Array ( [id] => 537681 [patent_doc_number] => 07159551 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-01-09 [patent_title] => 'Valve deactivation system and improved latchable HLA therefor' [patent_app_type] => utility [patent_app_number] => 10/966646 [patent_app_country] => US [patent_app_date] => 2004-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6144 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/159/07159551.pdf [firstpage_image] =>[orig_patent_app_number] => 10966646 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/966646
Valve deactivation system and improved latchable HLA therefor Oct 14, 2004 Issued
Array ( [id] => 650025 [patent_doc_number] => 07111600 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-26 [patent_title] => 'Variable valve-stroke controls' [patent_app_type] => utility [patent_app_number] => 10/965977 [patent_app_country] => US [patent_app_date] => 2004-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3285 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/111/07111600.pdf [firstpage_image] =>[orig_patent_app_number] => 10965977 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/965977
Variable valve-stroke controls Oct 14, 2004 Issued
Array ( [id] => 724173 [patent_doc_number] => 07040268 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-05-09 [patent_title] => 'Engine cover brace assembly' [patent_app_type] => utility [patent_app_number] => 10/965389 [patent_app_country] => US [patent_app_date] => 2004-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4431 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/040/07040268.pdf [firstpage_image] =>[orig_patent_app_number] => 10965389 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/965389
Engine cover brace assembly Oct 13, 2004 Issued
Array ( [id] => 5249730 [patent_doc_number] => 20070131186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'Intake air amount control system for internal combustion engine' [patent_app_type] => utility [patent_app_number] => 10/574804 [patent_app_country] => US [patent_app_date] => 2004-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 46 [patent_figures_cnt] => 46 [patent_no_of_words] => 28676 [patent_no_of_claims] => 12 [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/A1/0131/20070131186.pdf [firstpage_image] =>[orig_patent_app_number] => 10574804 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/574804
Intake air amount control system for internal combustion engine Oct 12, 2004 Issued
Array ( [id] => 611552 [patent_doc_number] => 07146944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-12 [patent_title] => 'Valve timing controller' [patent_app_type] => utility [patent_app_number] => 10/961038 [patent_app_country] => US [patent_app_date] => 2004-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 20 [patent_no_of_words] => 6222 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/146/07146944.pdf [firstpage_image] =>[orig_patent_app_number] => 10961038 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/961038
Valve timing controller Oct 11, 2004 Issued
Array ( [id] => 7217007 [patent_doc_number] => 20050076870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-04-14 [patent_title] => 'Cylinder head assembly for an internal combustion engine with a camshaft position sensor' [patent_app_type] => utility [patent_app_number] => 10/960026 [patent_app_country] => US [patent_app_date] => 2004-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2747 [patent_no_of_claims] => 12 [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/A1/0076/20050076870.pdf [firstpage_image] =>[orig_patent_app_number] => 10960026 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/960026
Cylinder head assembly for an internal combustion engine with a camshaft position sensor Oct 7, 2004 Issued
Array ( [id] => 5712617 [patent_doc_number] => 20060075980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-04-13 [patent_title] => 'Lifter oil manifold assembly for V-type engines' [patent_app_type] => utility [patent_app_number] => 10/961449 [patent_app_country] => US [patent_app_date] => 2004-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3855 [patent_no_of_claims] => 26 [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/A1/0075/20060075980.pdf [firstpage_image] =>[orig_patent_app_number] => 10961449 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/961449
Lifter oil manifold assembly for V-type engines Oct 6, 2004 Abandoned
Array ( [id] => 7216990 [patent_doc_number] => 20050076868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-04-14 [patent_title] => 'Control mechanism for cam phaser' [patent_app_type] => utility [patent_app_number] => 10/959736 [patent_app_country] => US [patent_app_date] => 2004-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8049 [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/A1/0076/20050076868.pdf [firstpage_image] =>[orig_patent_app_number] => 10959736 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/959736
Control mechanism for cam phaser Oct 5, 2004 Abandoned
Array ( [id] => 5133065 [patent_doc_number] => 20070074692 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-04-05 [patent_title] => 'Adjustment device for adjusting the relative rotational angle position of a camshaft in relation to a crankshaft of an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 10/578599 [patent_app_country] => US [patent_app_date] => 2004-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2573 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0074/20070074692.pdf [firstpage_image] =>[orig_patent_app_number] => 10578599 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/578599
Adjustment device for adjusting the relative rotational angle position of a camshaft in relation to a crankshaft of an internal combustion engine Oct 5, 2004 Abandoned
Array ( [id] => 973442 [patent_doc_number] => 06932038 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-08-23 [patent_title] => 'Method and apparatus for actuating a cam phaser' [patent_app_type] => utility [patent_app_number] => 10/957497 [patent_app_country] => US [patent_app_date] => 2004-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3541 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/932/06932038.pdf [firstpage_image] =>[orig_patent_app_number] => 10957497 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/957497
Method and apparatus for actuating a cam phaser Sep 30, 2004 Issued
Array ( [id] => 7113623 [patent_doc_number] => 20050066923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-31 [patent_title] => 'Valve timing regulating apparatus with improved phase control response' [patent_app_type] => utility [patent_app_number] => 10/950507 [patent_app_country] => US [patent_app_date] => 2004-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 10097 [patent_no_of_claims] => 11 [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/A1/0066/20050066923.pdf [firstpage_image] =>[orig_patent_app_number] => 10950507 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/950507
Valve timing regulating apparatus with improved phase control response Sep 27, 2004 Issued
Array ( [id] => 7113620 [patent_doc_number] => 20050066920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-31 [patent_title] => 'Valve drive apparatus of internal-combustion engine' [patent_app_type] => utility [patent_app_number] => 10/952279 [patent_app_country] => US [patent_app_date] => 2004-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6385 [patent_no_of_claims] => 8 [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/A1/0066/20050066920.pdf [firstpage_image] =>[orig_patent_app_number] => 10952279 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/952279
Valve drive apparatus of internal-combustion engine Sep 27, 2004 Issued
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