Search

Ahsif A. Sheikh

Examiner (ID: 10544)

Most Active Art Unit
2123
Art Unit(s)
2123, 2127
Total Applications
58
Issued Applications
32
Pending Applications
0
Abandoned Applications
26

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5362288 [patent_doc_number] => 20090037082 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-05 [patent_title] => 'EXHAUST EMISSION CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 12/182380 [patent_app_country] => US [patent_app_date] => 2008-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9733 [patent_no_of_claims] => 19 [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/A1/0037/20090037082.pdf [firstpage_image] =>[orig_patent_app_number] => 12182380 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/182380
Exhaust emission control device for internal combustion engine Jul 29, 2008 Issued
Array ( [id] => 8662247 [patent_doc_number] => 08375701 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-19 [patent_title] => 'Hydrocarbon retaining and purging system' [patent_app_type] => utility [patent_app_number] => 12/182777 [patent_app_country] => US [patent_app_date] => 2008-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9464 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12182777 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/182777
Hydrocarbon retaining and purging system Jul 29, 2008 Issued
Array ( [id] => 6548992 [patent_doc_number] => 20100058741 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'EXHAUST PURIFICATION DEVICE OF INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 12/312285 [patent_app_country] => US [patent_app_date] => 2008-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3815 [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/A1/0058/20100058741.pdf [firstpage_image] =>[orig_patent_app_number] => 12312285 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/312285
EXHAUST PURIFICATION DEVICE OF INTERNAL COMBUSTION ENGINE Jul 24, 2008 Abandoned
Array ( [id] => 6330144 [patent_doc_number] => 20100018192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-28 [patent_title] => 'EXHAUST MANIFOLD FOR MULTI-CYLINDER ENGINE' [patent_app_type] => utility [patent_app_number] => 12/179181 [patent_app_country] => US [patent_app_date] => 2008-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3098 [patent_no_of_claims] => 10 [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/A1/0018/20100018192.pdf [firstpage_image] =>[orig_patent_app_number] => 12179181 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/179181
EXHAUST MANIFOLD FOR MULTI-CYLINDER ENGINE Jul 23, 2008 Abandoned
Array ( [id] => 8531483 [patent_doc_number] => 08307633 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-13 [patent_title] => 'Engine exhaust gas purification apparatus enabling accurate judgement of appropriate time for terminating NOx catalyst regeneration procedure' [patent_app_type] => utility [patent_app_number] => 12/177911 [patent_app_country] => US [patent_app_date] => 2008-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 9544 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12177911 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/177911
Engine exhaust gas purification apparatus enabling accurate judgement of appropriate time for terminating NOx catalyst regeneration procedure Jul 22, 2008 Issued
Array ( [id] => 6337499 [patent_doc_number] => 20100019506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-28 [patent_title] => 'Power system having an ammonia fueled engine' [patent_app_type] => utility [patent_app_number] => 12/219418 [patent_app_country] => US [patent_app_date] => 2008-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3037 [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/A1/0019/20100019506.pdf [firstpage_image] =>[orig_patent_app_number] => 12219418 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/219418
Power system having an ammonia fueled engine Jul 21, 2008 Abandoned
Array ( [id] => 4607126 [patent_doc_number] => 07992379 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-08-09 [patent_title] => 'Exhaust purification device for engine' [patent_app_type] => utility [patent_app_number] => 12/176311 [patent_app_country] => US [patent_app_date] => 2008-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5285 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/992/07992379.pdf [firstpage_image] =>[orig_patent_app_number] => 12176311 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/176311
Exhaust purification device for engine Jul 17, 2008 Issued
Array ( [id] => 6490080 [patent_doc_number] => 20100011747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-21 [patent_title] => 'METHOD FOR MODIFYING AIR PROVIDED FOR REGENERATION' [patent_app_type] => utility [patent_app_number] => 12/175060 [patent_app_country] => US [patent_app_date] => 2008-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4632 [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/A1/0011/20100011747.pdf [firstpage_image] =>[orig_patent_app_number] => 12175060 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/175060
Method for modifying air provided for regeneration Jul 16, 2008 Issued
Array ( [id] => 5545252 [patent_doc_number] => 20090155129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-18 [patent_title] => 'SYSTEM FOR CONTROLLING UREA INJECTION OF SELECTIVE CATALYST REDUCTION APPARATUS AND METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 12/170108 [patent_app_country] => US [patent_app_date] => 2008-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2427 [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/A1/0155/20090155129.pdf [firstpage_image] =>[orig_patent_app_number] => 12170108 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/170108
SYSTEM FOR CONTROLLING UREA INJECTION OF SELECTIVE CATALYST REDUCTION APPARATUS AND METHOD THEREOF Jul 8, 2008 Abandoned
Array ( [id] => 6452816 [patent_doc_number] => 20100005790 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-14 [patent_title] => 'Selective Catalytic Reduction (SCR) Catalyst Injection Systems' [patent_app_type] => utility [patent_app_number] => 12/169740 [patent_app_country] => US [patent_app_date] => 2008-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2180 [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/A1/0005/20100005790.pdf [firstpage_image] =>[orig_patent_app_number] => 12169740 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/169740
Selective catalytic reduction (SCR) catalyst injection systems Jul 8, 2008 Issued
Array ( [id] => 6577904 [patent_doc_number] => 20100000202 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-07 [patent_title] => 'Dual catalyst NOx reduction system for exhaust from lean burn internal combustion engines' [patent_app_type] => utility [patent_app_number] => 12/217568 [patent_app_country] => US [patent_app_date] => 2008-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3991 [patent_no_of_claims] => 21 [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/A1/0000/20100000202.pdf [firstpage_image] =>[orig_patent_app_number] => 12217568 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/217568
Dual catalyst NOx reduction system for exhaust from lean burn internal combustion engines Jul 6, 2008 Issued
Array ( [id] => 8230957 [patent_doc_number] => 08196393 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-06-12 [patent_title] => 'Injection device for reagent' [patent_app_type] => utility [patent_app_number] => 12/217368 [patent_app_country] => US [patent_app_date] => 2008-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4993 [patent_no_of_claims] => 12 [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/08/196/08196393.pdf [firstpage_image] =>[orig_patent_app_number] => 12217368 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/217368
Injection device for reagent Jul 2, 2008 Issued
Array ( [id] => 6577925 [patent_doc_number] => 20100000204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-07 [patent_title] => 'Passive Secondary Air Delivery System for Two Bed Catalyst System' [patent_app_type] => utility [patent_app_number] => 12/166119 [patent_app_country] => US [patent_app_date] => 2008-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2174 [patent_no_of_claims] => 13 [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/A1/0000/20100000204.pdf [firstpage_image] =>[orig_patent_app_number] => 12166119 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/166119
Passive secondary air delivery system for two bed catalyst system Jun 30, 2008 Issued
Array ( [id] => 5517697 [patent_doc_number] => 20090025678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-29 [patent_title] => 'Trinity pneumatic energy systems' [patent_app_type] => utility [patent_app_number] => 12/215798 [patent_app_country] => US [patent_app_date] => 2008-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 456 [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/A1/0025/20090025678.pdf [firstpage_image] =>[orig_patent_app_number] => 12215798 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/215798
Trinity pneumatic energy systems Jun 29, 2008 Abandoned
Array ( [id] => 8078077 [patent_doc_number] => 08146350 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-03 [patent_title] => 'Variable power distribution for zoned regeneration of an electrically heated particulate filter' [patent_app_type] => utility [patent_app_number] => 12/146827 [patent_app_country] => US [patent_app_date] => 2008-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6046 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/146/08146350.pdf [firstpage_image] =>[orig_patent_app_number] => 12146827 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/146827
Variable power distribution for zoned regeneration of an electrically heated particulate filter Jun 25, 2008 Issued
Array ( [id] => 5344917 [patent_doc_number] => 20090000278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-01 [patent_title] => 'ADDITION-AMOUNT CONTROLLER FOR EXHAUST GAS PURIFYING AGENT AND EXHAUST EMISSION CONTROL SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/146829 [patent_app_country] => US [patent_app_date] => 2008-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 12570 [patent_no_of_claims] => 11 [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/A1/0000/20090000278.pdf [firstpage_image] =>[orig_patent_app_number] => 12146829 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/146829
ADDITION-AMOUNT CONTROLLER FOR EXHAUST GAS PURIFYING AGENT AND EXHAUST EMISSION CONTROL SYSTEM Jun 25, 2008 Abandoned
Array ( [id] => 8326768 [patent_doc_number] => 08234857 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-08-07 [patent_title] => 'Air supply system for a regeneration assembly' [patent_app_type] => utility [patent_app_number] => 12/213689 [patent_app_country] => US [patent_app_date] => 2008-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4570 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12213689 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/213689
Air supply system for a regeneration assembly Jun 22, 2008 Issued
Array ( [id] => 8384143 [patent_doc_number] => 08261536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-11 [patent_title] => 'Method to detect fuel vaporizer coking' [patent_app_type] => utility [patent_app_number] => 12/142677 [patent_app_country] => US [patent_app_date] => 2008-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3564 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12142677 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/142677
Method to detect fuel vaporizer coking Jun 18, 2008 Issued
Array ( [id] => 5292626 [patent_doc_number] => 20090007552 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-08 [patent_title] => 'Exhaust manifold having improved NVH characteristics' [patent_app_type] => utility [patent_app_number] => 12/157790 [patent_app_country] => US [patent_app_date] => 2008-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2741 [patent_no_of_claims] => 21 [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/A1/0007/20090007552.pdf [firstpage_image] =>[orig_patent_app_number] => 12157790 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/157790
Exhaust manifold having improved NVH characteristics Jun 12, 2008 Abandoned
Array ( [id] => 8419888 [patent_doc_number] => 08276371 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-02 [patent_title] => 'Exhaust system having exhaust system segment with improved catalyst distribution and method' [patent_app_type] => utility [patent_app_number] => 12/157143 [patent_app_country] => US [patent_app_date] => 2008-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3398 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12157143 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/157143
Exhaust system having exhaust system segment with improved catalyst distribution and method Jun 5, 2008 Issued
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