Search

Leonard Chang

Supervisory Patent Examiner (ID: 9349, Phone: (571)270-3691 , Office: P/4166 )

Most Active Art Unit
2812
Art Unit(s)
2812, 4100, 4121
Total Applications
318
Issued Applications
194
Pending Applications
1
Abandoned Applications
127

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5057011 [patent_doc_number] => 20070059933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-15 [patent_title] => 'Plasma ashing method' [patent_app_type] => utility [patent_app_number] => 11/509591 [patent_app_country] => US [patent_app_date] => 2006-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 16655 [patent_no_of_claims] => 20 [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/A1/0059/20070059933.pdf [firstpage_image] =>[orig_patent_app_number] => 11509591 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/509591
Plasma ashing method Aug 24, 2006 Issued
Array ( [id] => 4733919 [patent_doc_number] => 20080050898 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-28 [patent_title] => 'Semiconductor devices and methods of manufacture thereof' [patent_app_type] => utility [patent_app_number] => 11/508682 [patent_app_country] => US [patent_app_date] => 2006-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10059 [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/A1/0050/20080050898.pdf [firstpage_image] =>[orig_patent_app_number] => 11508682 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/508682
Semiconductor devices and methods of manufacture thereof Aug 22, 2006 Abandoned
Array ( [id] => 4733922 [patent_doc_number] => 20080050901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-28 [patent_title] => 'Packaged microelectronic devices and methods for manufacturing packaged microelectronic devices' [patent_app_type] => utility [patent_app_number] => 11/509441 [patent_app_country] => US [patent_app_date] => 2006-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4792 [patent_no_of_claims] => 44 [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/A1/0050/20080050901.pdf [firstpage_image] =>[orig_patent_app_number] => 11509441 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/509441
Packaged microelectronic devices and methods for manufacturing packaged microelectronic devices Aug 22, 2006 Issued
Array ( [id] => 5145200 [patent_doc_number] => 20070045254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-01 [patent_title] => 'Wafer drilling method' [patent_app_type] => utility [patent_app_number] => 11/506911 [patent_app_country] => US [patent_app_date] => 2006-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3755 [patent_no_of_claims] => 5 [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/A1/0045/20070045254.pdf [firstpage_image] =>[orig_patent_app_number] => 11506911 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/506911
Wafer drilling method Aug 20, 2006 Abandoned
Array ( [id] => 4669935 [patent_doc_number] => 20080044995 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-21 [patent_title] => 'Trilayer resist organic layer etch' [patent_app_type] => utility [patent_app_number] => 11/507862 [patent_app_country] => US [patent_app_date] => 2006-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3192 [patent_no_of_claims] => 18 [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/A1/0044/20080044995.pdf [firstpage_image] =>[orig_patent_app_number] => 11507862 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/507862
Trilayer resist organic layer etch Aug 20, 2006 Issued
Array ( [id] => 6037 [patent_doc_number] => 07817175 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-10-19 [patent_title] => 'Laser induced thermal imaging apparatus and fabricating method of organic light emitting diode using the same' [patent_app_type] => utility [patent_app_number] => 11/507792 [patent_app_country] => US [patent_app_date] => 2006-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 38 [patent_no_of_words] => 15756 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/817/07817175.pdf [firstpage_image] =>[orig_patent_app_number] => 11507792 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/507792
Laser induced thermal imaging apparatus and fabricating method of organic light emitting diode using the same Aug 20, 2006 Issued
Array ( [id] => 8421728 [patent_doc_number] => 08278216 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-10-02 [patent_title] => 'Selective capping of copper' [patent_app_type] => utility [patent_app_number] => 11/506761 [patent_app_country] => US [patent_app_date] => 2006-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5666 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11506761 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/506761
Selective capping of copper Aug 17, 2006 Issued
Array ( [id] => 5253472 [patent_doc_number] => 20070134928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'Silicon wet etching method using parylene mask and method of manufacturing nozzle plate of inkjet printhead using the same' [patent_app_type] => utility [patent_app_number] => 11/505416 [patent_app_country] => US [patent_app_date] => 2006-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6108 [patent_no_of_claims] => 21 [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/A1/0134/20070134928.pdf [firstpage_image] =>[orig_patent_app_number] => 11505416 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/505416
Silicon wet etching method using parylene mask and method of manufacturing nozzle plate of inkjet printhead using the same Aug 16, 2006 Abandoned
Array ( [id] => 5260322 [patent_doc_number] => 20070213954 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-13 [patent_title] => 'Methods and Systems for Determining Trapped Charge Density in Films' [patent_app_type] => utility [patent_app_number] => 11/464884 [patent_app_country] => US [patent_app_date] => 2006-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6016 [patent_no_of_claims] => 22 [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/A1/0213/20070213954.pdf [firstpage_image] =>[orig_patent_app_number] => 11464884 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/464884
Methods and systems for determining trapped charge density in films Aug 15, 2006 Issued
Array ( [id] => 5889220 [patent_doc_number] => 20060276029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-12-07 [patent_title] => 'Semiconductor device and method for manufacturing same' [patent_app_type] => utility [patent_app_number] => 11/503972 [patent_app_country] => US [patent_app_date] => 2006-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 6754 [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/A1/0276/20060276029.pdf [firstpage_image] =>[orig_patent_app_number] => 11503972 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/503972
Semiconductor device and method for manufacturing same Aug 14, 2006 Abandoned
Array ( [id] => 4599306 [patent_doc_number] => 07977130 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-12 [patent_title] => 'Method of assembling displays on substrates' [patent_app_type] => utility [patent_app_number] => 11/499247 [patent_app_country] => US [patent_app_date] => 2006-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 46 [patent_no_of_words] => 17537 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/977/07977130.pdf [firstpage_image] =>[orig_patent_app_number] => 11499247 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/499247
Method of assembling displays on substrates Aug 2, 2006 Issued
Array ( [id] => 5051482 [patent_doc_number] => 20070032027 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-08 [patent_title] => 'Method for manufacturing MOS transistor of semiconductor device' [patent_app_type] => utility [patent_app_number] => 11/498680 [patent_app_country] => US [patent_app_date] => 2006-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 4066 [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/A1/0032/20070032027.pdf [firstpage_image] =>[orig_patent_app_number] => 11498680 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/498680
Method for manufacturing MOS transistor of semiconductor device Aug 1, 2006 Issued
Array ( [id] => 576134 [patent_doc_number] => 07456045 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-11-25 [patent_title] => 'Low temperature melt-processing of organic-inorganic hybrid' [patent_app_type] => utility [patent_app_number] => 11/496542 [patent_app_country] => US [patent_app_date] => 2006-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9918 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/456/07456045.pdf [firstpage_image] =>[orig_patent_app_number] => 11496542 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/496542
Low temperature melt-processing of organic-inorganic hybrid Jul 31, 2006 Issued
Array ( [id] => 4909749 [patent_doc_number] => 20080020515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-24 [patent_title] => 'Twisted Dual-Substrate Orientation (DSO) Substrates' [patent_app_type] => utility [patent_app_number] => 11/458902 [patent_app_country] => US [patent_app_date] => 2006-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7310 [patent_no_of_claims] => 20 [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/A1/0020/20080020515.pdf [firstpage_image] =>[orig_patent_app_number] => 11458902 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/458902
Twisted dual-substrate orientation (DSO) substrates Jul 19, 2006 Issued
Array ( [id] => 5239729 [patent_doc_number] => 20070018220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-01-25 [patent_title] => 'Semiconductor device, gate electrode and method of fabricating the same' [patent_app_type] => utility [patent_app_number] => 11/486066 [patent_app_country] => US [patent_app_date] => 2006-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4957 [patent_no_of_claims] => 21 [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/A1/0018/20070018220.pdf [firstpage_image] =>[orig_patent_app_number] => 11486066 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/486066
Semiconductor device, gate electrode and method of fabricating the same Jul 13, 2006 Abandoned
Array ( [id] => 4803090 [patent_doc_number] => 20080014678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-17 [patent_title] => 'System and method of attenuating electromagnetic interference with a grounded top film' [patent_app_type] => utility [patent_app_number] => 11/486711 [patent_app_country] => US [patent_app_date] => 2006-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3953 [patent_no_of_claims] => 20 [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/A1/0014/20080014678.pdf [firstpage_image] =>[orig_patent_app_number] => 11486711 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/486711
System and method of attenuating electromagnetic interference with a grounded top film Jul 13, 2006 Abandoned
Array ( [id] => 7999833 [patent_doc_number] => 08081764 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-12-20 [patent_title] => 'Audio decoder' [patent_app_type] => utility [patent_app_number] => 11/993066 [patent_app_country] => US [patent_app_date] => 2006-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10067 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 445 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/081/08081764.pdf [firstpage_image] =>[orig_patent_app_number] => 11993066 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/993066
Audio decoder Jul 10, 2006 Issued
Array ( [id] => 5131231 [patent_doc_number] => 20070207628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-06 [patent_title] => 'METHOD FOR FORMING SILICON OXYNITRIDE MATERIALS' [patent_app_type] => utility [patent_app_number] => 11/456531 [patent_app_country] => US [patent_app_date] => 2006-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3863 [patent_no_of_claims] => 20 [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/A1/0207/20070207628.pdf [firstpage_image] =>[orig_patent_app_number] => 11456531 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/456531
METHOD FOR FORMING SILICON OXYNITRIDE MATERIALS Jul 9, 2006 Abandoned
Array ( [id] => 5014149 [patent_doc_number] => 20070257357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-11-08 [patent_title] => 'Forcing gas trapped between two components into cavities' [patent_app_type] => utility [patent_app_number] => 11/479915 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2007 [patent_no_of_claims] => 20 [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/A1/0257/20070257357.pdf [firstpage_image] =>[orig_patent_app_number] => 11479915 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/479915
Forcing gas trapped between two components into cavities Jun 29, 2006 Abandoned
Array ( [id] => 4599530 [patent_doc_number] => 07977228 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-12 [patent_title] => 'Methods for the formation of interconnects separated by air gaps' [patent_app_type] => utility [patent_app_number] => 11/478874 [patent_app_country] => US [patent_app_date] => 2006-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 3297 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/977/07977228.pdf [firstpage_image] =>[orig_patent_app_number] => 11478874 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/478874
Methods for the formation of interconnects separated by air gaps Jun 28, 2006 Issued
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