Search

Iftekhar A. Khan

Examiner (ID: 2808, Phone: (571)272-5699 , Office: P/2128 )

Most Active Art Unit
2128
Art Unit(s)
2127, 2128, 2146, 2123, 2187
Total Applications
617
Issued Applications
452
Pending Applications
59
Abandoned Applications
130

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7479879 [patent_doc_number] => 20110248291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-13 [patent_title] => 'METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE' [patent_app_type] => utility [patent_app_number] => 13/164893 [patent_app_country] => US [patent_app_date] => 2011-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 24995 [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/A1/0248/20110248291.pdf [firstpage_image] =>[orig_patent_app_number] => 13164893 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/164893
Method of manufacturing semiconductor device Jun 20, 2011 Issued
Array ( [id] => 8519853 [patent_doc_number] => 20120319261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-20 [patent_title] => 'HERMETICALLY SEALED WAFER PACKAGES' [patent_app_type] => utility [patent_app_number] => 13/163935 [patent_app_country] => US [patent_app_date] => 2011-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2676 [patent_no_of_claims] => 11 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13163935 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/163935
Hermetically sealed wafer packages Jun 19, 2011 Issued
Array ( [id] => 8522817 [patent_doc_number] => 20120322225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-20 [patent_title] => 'Method of Forming Conductive Contacts on a Semiconductor Device with Embedded Memory and the Resulting Device' [patent_app_type] => utility [patent_app_number] => 13/164272 [patent_app_country] => US [patent_app_date] => 2011-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4191 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13164272 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/164272
Method of forming conductive contacts on a semiconductor device with embedded memory and the resulting device Jun 19, 2011 Issued
Array ( [id] => 7662903 [patent_doc_number] => 20110312172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-22 [patent_title] => 'Methods of Forming Patterns and Methods of Manufacturing Semiconductor Devices Using the Same' [patent_app_type] => utility [patent_app_number] => 13/164215 [patent_app_country] => US [patent_app_date] => 2011-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6865 [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/A1/0312/20110312172.pdf [firstpage_image] =>[orig_patent_app_number] => 13164215 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/164215
Methods of forming patterns and methods of manufacturing semiconductor devices using the same Jun 19, 2011 Issued
Array ( [id] => 8519447 [patent_doc_number] => 20120318855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-20 [patent_title] => 'IMS (INJECTION MOLDED SOLDER) WITH TWO RESIST LAYERS FOR FORMING SOLDER BUMPS ON SUBSTRATES' [patent_app_type] => utility [patent_app_number] => 13/164728 [patent_app_country] => US [patent_app_date] => 2011-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5553 [patent_no_of_claims] => 25 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13164728 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/164728
IMS (injection molded solder) with two resist layers forming solder bumps on substrates Jun 19, 2011 Issued
Array ( [id] => 8522859 [patent_doc_number] => 20120322267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-20 [patent_title] => 'METHOD OF PATTERNING A SUBSTRATE' [patent_app_type] => utility [patent_app_number] => 13/163792 [patent_app_country] => US [patent_app_date] => 2011-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 12403 [patent_no_of_claims] => 25 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13163792 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/163792
Method of patterning a substrate Jun 19, 2011 Issued
Array ( [id] => 8784651 [patent_doc_number] => 08431494 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-30 [patent_title] => 'Film formation method and film formation apparatus' [patent_app_type] => utility [patent_app_number] => 13/164280 [patent_app_country] => US [patent_app_date] => 2011-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 6372 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13164280 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/164280
Film formation method and film formation apparatus Jun 19, 2011 Issued
Array ( [id] => 8522851 [patent_doc_number] => 20120322259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-20 [patent_title] => 'DEFECT FREE DEEP TRENCH METHOD FOR SEMICONDUCTOR CHIP' [patent_app_type] => utility [patent_app_number] => 13/162873 [patent_app_country] => US [patent_app_date] => 2011-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3554 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13162873 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/162873
Defect free deep trench method for semiconductor chip Jun 16, 2011 Issued
Array ( [id] => 7669617 [patent_doc_number] => 20110318886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-29 [patent_title] => 'METHOD FOR FORMING CIRCUIT PATTERNS ON SURFACE OF SUBSTRATE' [patent_app_type] => utility [patent_app_number] => 13/163660 [patent_app_country] => US [patent_app_date] => 2011-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4952 [patent_no_of_claims] => 13 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13163660 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/163660
METHOD FOR FORMING CIRCUIT PATTERNS ON SURFACE OF SUBSTRATE Jun 16, 2011 Abandoned
Array ( [id] => 10631500 [patent_doc_number] => 09349657 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-24 [patent_title] => 'Fabrication methods of integrated semiconductor structure' [patent_app_type] => utility [patent_app_number] => 13/162813 [patent_app_country] => US [patent_app_date] => 2011-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4895 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13162813 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/162813
Fabrication methods of integrated semiconductor structure Jun 16, 2011 Issued
Array ( [id] => 10888022 [patent_doc_number] => 08912016 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-16 [patent_title] => 'Manufacturing method and test method of semiconductor device' [patent_app_type] => utility [patent_app_number] => 13/162706 [patent_app_country] => US [patent_app_date] => 2011-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 26 [patent_no_of_words] => 5734 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13162706 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/162706
Manufacturing method and test method of semiconductor device Jun 16, 2011 Issued
Array ( [id] => 8522792 [patent_doc_number] => 20120322200 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-20 [patent_title] => 'NON-LITHOGRAPHIC METHOD OF PATTERNING CONTACTS FOR A PHOTOVOLTAIC DEVICE' [patent_app_type] => utility [patent_app_number] => 13/162712 [patent_app_country] => US [patent_app_date] => 2011-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6498 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13162712 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/162712
Non-lithographic method of patterning contacts for a photovoltaic device Jun 16, 2011 Issued
Array ( [id] => 8393773 [patent_doc_number] => 20120231614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-13 [patent_title] => 'METHOD OF SEMICONDUCTOR MANUFACTURING PROCESS' [patent_app_type] => utility [patent_app_number] => 13/163378 [patent_app_country] => US [patent_app_date] => 2011-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2343 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13163378 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/163378
Method of semiconductor manufacturing process Jun 16, 2011 Issued
Array ( [id] => 7711162 [patent_doc_number] => 20120003759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-05 [patent_title] => 'ENDPOINT CONTROL DURING CHEMICAL MECHANICAL POLISHING BY DETECTING INTERFACE BETWEEN DIFFERENT LAYERS THROUGH SELECTIVITY CHANGE' [patent_app_type] => utility [patent_app_number] => 13/163139 [patent_app_country] => US [patent_app_date] => 2011-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6663 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13163139 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/163139
ENDPOINT CONTROL DURING CHEMICAL MECHANICAL POLISHING BY DETECTING INTERFACE BETWEEN DIFFERENT LAYERS THROUGH SELECTIVITY CHANGE Jun 16, 2011 Abandoned
Array ( [id] => 8522760 [patent_doc_number] => 20120322168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-20 [patent_title] => 'CHEMICAL VAPOR DEPOSITION APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/162416 [patent_app_country] => US [patent_app_date] => 2011-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6889 [patent_no_of_claims] => 32 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13162416 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/162416
CHEMICAL VAPOR DEPOSITION APPARATUS Jun 15, 2011 Abandoned
Array ( [id] => 8469761 [patent_doc_number] => 08298939 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-10-30 [patent_title] => 'Method for forming conductive contact' [patent_app_type] => utility [patent_app_number] => 13/162536 [patent_app_country] => US [patent_app_date] => 2011-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 1981 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13162536 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/162536
Method for forming conductive contact Jun 15, 2011 Issued
Array ( [id] => 7711251 [patent_doc_number] => 20120003814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-05 [patent_title] => 'Methods For In-Situ Passivation Of Silicon-On-Insulator Wafers' [patent_app_type] => utility [patent_app_number] => 13/162122 [patent_app_country] => US [patent_app_date] => 2011-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3902 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13162122 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/162122
Methods for in-situ passivation of silicon-on-insulator wafers Jun 15, 2011 Issued
Array ( [id] => 8446227 [patent_doc_number] => 08288279 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-10-16 [patent_title] => 'Method for forming conductive contact' [patent_app_type] => utility [patent_app_number] => 13/162537 [patent_app_country] => US [patent_app_date] => 2011-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3553 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 370 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13162537 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/162537
Method for forming conductive contact Jun 15, 2011 Issued
Array ( [id] => 7720374 [patent_doc_number] => 20120009709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-12 [patent_title] => 'SILICON LIGHT EMITTING DEVICE UTILISING REACH-THROUGH EFFECTS' [patent_app_type] => utility [patent_app_number] => 13/161113 [patent_app_country] => US [patent_app_date] => 2011-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2461 [patent_no_of_claims] => 8 [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/A1/0009/20120009709.pdf [firstpage_image] =>[orig_patent_app_number] => 13161113 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/161113
Silicon light emitting device utilising reach-through effects Jun 14, 2011 Issued
Array ( [id] => 8522822 [patent_doc_number] => 20120322230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-20 [patent_title] => 'METHOD FOR FORMING TWO DEVICE WAFERS FROM A SINGLE BASE SUBSTRATE UTILIZING A CONTROLLED SPALLING PROCESS' [patent_app_type] => utility [patent_app_number] => 13/159877 [patent_app_country] => US [patent_app_date] => 2011-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5818 [patent_no_of_claims] => 25 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13159877 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/159877
Method for forming two device wafers from a single base substrate utilizing a controlled spalling process Jun 13, 2011 Issued
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