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] => 16642800 [patent_doc_number] => 10920642 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-16 [patent_title] => Mixer and exhaust aftertreatment system [patent_app_type] => utility [patent_app_number] => 16/521898 [patent_app_country] => US [patent_app_date] => 2019-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4177 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16521898 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/521898
Mixer and exhaust aftertreatment system Jul 24, 2019 Issued
Array ( [id] => 16606521 [patent_doc_number] => 10907518 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-02 [patent_title] => Method for regenerating a particulate filter in the exhaust system of a gasoline engine [patent_app_type] => utility [patent_app_number] => 16/521075 [patent_app_country] => US [patent_app_date] => 2019-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3837 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16521075 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/521075
Method for regenerating a particulate filter in the exhaust system of a gasoline engine Jul 23, 2019 Issued
Array ( [id] => 17351270 [patent_doc_number] => 11225897 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-18 [patent_title] => Vehicle exhaust system [patent_app_type] => utility [patent_app_number] => 16/519408 [patent_app_country] => US [patent_app_date] => 2019-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 25 [patent_no_of_words] => 8570 [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] => 16519408 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/519408
Vehicle exhaust system Jul 22, 2019 Issued
Array ( [id] => 15437015 [patent_doc_number] => 20200032691 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => EXHAUST PIPE DEVICE OF SADDLE-RIDING VEHICLE [patent_app_type] => utility [patent_app_number] => 16/516947 [patent_app_country] => US [patent_app_date] => 2019-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5049 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16516947 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/516947
EXHAUST PIPE DEVICE OF SADDLE-RIDING VEHICLE Jul 18, 2019 Abandoned
Array ( [id] => 16956585 [patent_doc_number] => 11060434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Reductant injection in exhaust manifold [patent_app_type] => utility [patent_app_number] => 16/460151 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7090 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16460151 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/460151
Reductant injection in exhaust manifold Jul 1, 2019 Issued
Array ( [id] => 16557955 [patent_doc_number] => 20210003103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => EXHAUST SYSTEM FOR INTERNAL COMBUSTION ENGINE AND CONDENSATE DISPOSAL STRATEGY FOR SAME [patent_app_type] => utility [patent_app_number] => 16/458886 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3849 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16458886 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/458886
Exhaust system for internal combustion engine and condensate disposal strategy for same Jun 30, 2019 Issued
Array ( [id] => 16541708 [patent_doc_number] => 20200408121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => EXHAUST GAS TREATMENT SYSTEM AND METHOD WITH FOUR-WAY CATALYZED FILTER ELEMENT [patent_app_type] => utility [patent_app_number] => 16/456740 [patent_app_country] => US [patent_app_date] => 2019-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16456740 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/456740
Exhaust gas treatment system and method with four-way catalyzed filter element Jun 27, 2019 Issued
Array ( [id] => 16916846 [patent_doc_number] => 20210189938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => VALVE DEVICE [patent_app_type] => utility [patent_app_number] => 17/267951 [patent_app_country] => US [patent_app_date] => 2019-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6265 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17267951 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/267951
Valve device Jun 26, 2019 Issued
Array ( [id] => 16415156 [patent_doc_number] => 10823036 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-03 [patent_title] => Method and apparatus to accommodate sensors on an exhaust component [patent_app_type] => utility [patent_app_number] => 16/451884 [patent_app_country] => US [patent_app_date] => 2019-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 4172 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16451884 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/451884
Method and apparatus to accommodate sensors on an exhaust component Jun 24, 2019 Issued
Array ( [id] => 18518937 [patent_doc_number] => 11708820 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-25 [patent_title] => Hybrid drive device [patent_app_type] => utility [patent_app_number] => 16/441932 [patent_app_country] => US [patent_app_date] => 2019-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5147 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16441932 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/441932
Hybrid drive device Jun 13, 2019 Issued
Array ( [id] => 17498126 [patent_doc_number] => 11286824 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-29 [patent_title] => Method for desulphurising a nitrogen oxide accumulator catalytic converter [patent_app_type] => utility [patent_app_number] => 17/254165 [patent_app_country] => US [patent_app_date] => 2019-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5276 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17254165 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/254165
Method for desulphurising a nitrogen oxide accumulator catalytic converter Jun 5, 2019 Issued
Array ( [id] => 17150003 [patent_doc_number] => 11143070 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Muffler for an exhaust system of an internal combustion engine [patent_app_type] => utility [patent_app_number] => 16/426227 [patent_app_country] => US [patent_app_date] => 2019-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 4894 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16426227 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/426227
Muffler for an exhaust system of an internal combustion engine May 29, 2019 Issued
Array ( [id] => 16948895 [patent_doc_number] => 20210207586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => HYDROSTATICALLY COMPRESSED GAS ENERGY STORAGE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/055949 [patent_app_country] => US [patent_app_date] => 2019-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28883 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17055949 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/055949
HYDROSTATICALLY COMPRESSED GAS ENERGY STORAGE SYSTEM May 16, 2019 Pending
Array ( [id] => 14779455 [patent_doc_number] => 20190264625 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-29 [patent_title] => METHOD AND SYSTEM FOR EXHAUST GAS RECIRCULATION AND HEAT RECOVERY [patent_app_type] => utility [patent_app_number] => 16/405780 [patent_app_country] => US [patent_app_date] => 2019-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15716 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16405780 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/405780
Method and system for exhaust gas recirculation and heat recovery May 6, 2019 Issued
Array ( [id] => 16215732 [patent_doc_number] => 10731533 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-04 [patent_title] => Method for determining the temperature of an electrically heatable catalytic converter [patent_app_type] => utility [patent_app_number] => 16/370300 [patent_app_country] => US [patent_app_date] => 2019-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3556 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16370300 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/370300
Method for determining the temperature of an electrically heatable catalytic converter Mar 28, 2019 Issued
Array ( [id] => 14898409 [patent_doc_number] => 20190292970 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => CATALYST STATE ESTIMATION APPARATUS, CATALYST STATE ESTIMATION METHOD WITH INFORMATION PROCESSING APPARATUS, AND NON-TRANSITORY RECORDING MEDIUM IN WHICH PROGRAM IS STORED [patent_app_type] => utility [patent_app_number] => 16/359282 [patent_app_country] => US [patent_app_date] => 2019-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18064 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16359282 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/359282
Catalyst state estimation apparatus, catalyst state estimation method with information processing apparatus, and non-transitory recording medium in which program is stored Mar 19, 2019 Issued
Array ( [id] => 15513895 [patent_doc_number] => 10563527 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-18 [patent_title] => Flow distribution device and method [patent_app_type] => utility [patent_app_number] => 16/358141 [patent_app_country] => US [patent_app_date] => 2019-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 35 [patent_no_of_words] => 8183 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16358141 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/358141
Flow distribution device and method Mar 18, 2019 Issued
Array ( [id] => 16329182 [patent_doc_number] => 20200300148 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-24 [patent_title] => METHOD AND SYSTEM FOR LEAK DETECTION AT A PARTICULATE FILTER [patent_app_type] => utility [patent_app_number] => 16/358588 [patent_app_country] => US [patent_app_date] => 2019-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9120 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16358588 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/358588
Method and system for leak detection at a particulate filter Mar 18, 2019 Issued
Array ( [id] => 14869471 [patent_doc_number] => 20190284977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => EXHAUST GAS PURIFICATION APPARATUS FOR INTERNAL COMBUSTION ENGINE AND CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/357232 [patent_app_country] => US [patent_app_date] => 2019-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12974 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16357232 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/357232
Exhaust gas purification apparatus for internal combustion engine and control apparatus for internal combustion engine Mar 17, 2019 Issued
Array ( [id] => 14995099 [patent_doc_number] => 20190316507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-17 [patent_title] => EXHAUST LINE, EXHAUST GAS PURIFICATION DEVICE, AND PURIFICATION DEVICE MANUFACTURING PROCESS [patent_app_type] => utility [patent_app_number] => 16/299452 [patent_app_country] => US [patent_app_date] => 2019-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4129 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16299452 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/299452
Exhaust line, exhaust gas purification device, and purification device manufacturing process Mar 11, 2019 Issued
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