Search

Shahid R. Merchant

Supervisory Patent Examiner (ID: 19060, Phone: (571)270-1360 , Office: P/3693 )

Most Active Art Unit
3692
Art Unit(s)
3693, 3692, 3626, 3694, 3684
Total Applications
222
Issued Applications
52
Pending Applications
20
Abandoned Applications
152

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17259425 [patent_doc_number] => 20210372410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => CENTRIFUGAL COMPRESSOR AND TURBOCHARGER [patent_app_type] => utility [patent_app_number] => 16/629791 [patent_app_country] => US [patent_app_date] => 2018-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5197 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 16629791 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/629791
Diffuser vane geometry for a centrifugal compressor and turbocharger Nov 21, 2018 Issued
Array ( [id] => 16963672 [patent_doc_number] => 20210215171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => CENTRIFUGAL COMPRESSOR AND TURBOCHARGER INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 15/734046 [patent_app_country] => US [patent_app_date] => 2018-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6641 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 15734046 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/734046
Oil cooled centrifugal compressor and turbocharger including the same Nov 14, 2018 Issued
Array ( [id] => 17259427 [patent_doc_number] => 20210372412 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => TURBO COMPRESSOR, IN PARTICULAR FOR A FUEL CELL SYSTEM [patent_app_type] => utility [patent_app_number] => 16/766101 [patent_app_country] => US [patent_app_date] => 2018-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7004 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16766101 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/766101
Turbo compressor, in particular for a fuel cell system Nov 13, 2018 Issued
Array ( [id] => 17697831 [patent_doc_number] => 11371550 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Rotary engine [patent_app_type] => utility [patent_app_number] => 16/764163 [patent_app_country] => US [patent_app_date] => 2018-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 8645 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16764163 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/764163
Rotary engine Nov 12, 2018 Issued
Array ( [id] => 16800739 [patent_doc_number] => 10995670 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-04 [patent_title] => Gas turbine energy supplementing systems and heating systems, and methods of making and using the same [patent_app_type] => utility [patent_app_number] => 16/180638 [patent_app_country] => US [patent_app_date] => 2018-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6879 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16180638 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/180638
Gas turbine energy supplementing systems and heating systems, and methods of making and using the same Nov 4, 2018 Issued
Array ( [id] => 16893965 [patent_doc_number] => 11035508 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-15 [patent_title] => Connection structure of turbo charger and intercooler for vehicle [patent_app_type] => utility [patent_app_number] => 16/174628 [patent_app_country] => US [patent_app_date] => 2018-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3717 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16174628 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/174628
Connection structure of turbo charger and intercooler for vehicle Oct 29, 2018 Issued
Array ( [id] => 16127239 [patent_doc_number] => 10697365 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-30 [patent_title] => Rotary internal combustion engine with pilot subchamber [patent_app_type] => utility [patent_app_number] => 16/168045 [patent_app_country] => US [patent_app_date] => 2018-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4075 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16168045 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/168045
Rotary internal combustion engine with pilot subchamber Oct 22, 2018 Issued
Array ( [id] => 14231919 [patent_doc_number] => 20190128132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-02 [patent_title] => TURBOMACHINE CASE COMPRISING A CENTRAL PART PROJECTING FROM TWO LATERAL PORTIONS IN A JUNCTION REGION [patent_app_type] => utility [patent_app_number] => 16/166435 [patent_app_country] => US [patent_app_date] => 2018-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4062 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16166435 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/166435
Turbomachine case comprising a central part projecting from two lateral portions in a junction region Oct 21, 2018 Issued
Array ( [id] => 17185859 [patent_doc_number] => 20210332744 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => COMPRESSED AIR GENERATION SYSTEM AND AUTOMOTIVE VEHICLE COMPRISING SUCH A SYSTEM [patent_app_type] => utility [patent_app_number] => 17/282219 [patent_app_country] => US [patent_app_date] => 2018-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4251 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17282219 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/282219
Compressed air generation system and automotive vehicle comprising such a system Oct 11, 2018 Issued
Array ( [id] => 13872413 [patent_doc_number] => 20190032547 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-31 [patent_title] => SYNERGISTIC INDUCTION AND TURBOCHARGING IN INTERNAL COMBUSTION ENGINE SYSTEMS [patent_app_type] => utility [patent_app_number] => 16/144975 [patent_app_country] => US [patent_app_date] => 2018-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16017 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16144975 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/144975
Synergistic induction and turbocharging in internal combustion engine systems Sep 26, 2018 Issued
Array ( [id] => 17713975 [patent_doc_number] => 11377960 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Shroud having elevations, for a turbomachine compressor [patent_app_type] => utility [patent_app_number] => 16/143642 [patent_app_country] => US [patent_app_date] => 2018-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3562 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16143642 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/143642
Shroud having elevations, for a turbomachine compressor Sep 26, 2018 Issued
Array ( [id] => 13872487 [patent_doc_number] => 20190032584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-31 [patent_title] => SYNERGISTIC INDUCTION AND TURBOCHARGING IN INTERNAL COMBUSTION ENGINE SYSTEMS [patent_app_type] => utility [patent_app_number] => 16/144787 [patent_app_country] => US [patent_app_date] => 2018-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17366 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16144787 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/144787
Synergistic induction and turbocharging in internal combustion engine systems Sep 26, 2018 Issued
Array ( [id] => 16223499 [patent_doc_number] => 20200248616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-06 [patent_title] => ELECTRIC MEDIA GAP MACHINE FOR A COMPRESSOR AND/OR TURBINE, COMPRESSOR AND/OR TURBINE [patent_app_type] => utility [patent_app_number] => 16/648859 [patent_app_country] => US [patent_app_date] => 2018-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3987 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16648859 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/648859
ELECTRIC MEDIA GAP MACHINE FOR A COMPRESSOR AND/OR TURBINE, COMPRESSOR AND/OR TURBINE Sep 17, 2018 Abandoned
Array ( [id] => 13790947 [patent_doc_number] => 20190009012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-10 [patent_title] => BLOOD PUMP WITH SEPARATE MIXED-FLOW AND AXIAL-FLOW IMPELLER STAGES AND MULTI-STAGE STATORS [patent_app_type] => utility [patent_app_number] => 16/128806 [patent_app_country] => US [patent_app_date] => 2018-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5697 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16128806 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/128806
Blood pump with separate mixed-flow and axial-flow impeller stages and multi-stage stators Sep 11, 2018 Issued
Array ( [id] => 13779537 [patent_doc_number] => 20190003307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-03 [patent_title] => INTERNAL COMBUSTION ENGINE WITH ROTOR HAVING OFFSET PERIPHERAL SURFACE [patent_app_type] => utility [patent_app_number] => 16/124663 [patent_app_country] => US [patent_app_date] => 2018-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3610 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16124663 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/124663
Internal combustion engine with rotor having offset peripheral surface Sep 6, 2018 Issued
Array ( [id] => 18217026 [patent_doc_number] => 11591952 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-28 [patent_title] => High performance turbo-hydraulic compressor [patent_app_type] => utility [patent_app_number] => 16/109506 [patent_app_country] => US [patent_app_date] => 2018-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 35 [patent_no_of_words] => 18280 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16109506 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/109506
High performance turbo-hydraulic compressor Aug 21, 2018 Issued
Array ( [id] => 13608477 [patent_doc_number] => 20180355788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => METHOD AND SYSTEM FOR WASTEGATE CONTROL [patent_app_type] => utility [patent_app_number] => 16/106543 [patent_app_country] => US [patent_app_date] => 2018-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8232 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 16106543 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/106543
System for wastegate control Aug 20, 2018 Issued
Array ( [id] => 15528401 [patent_doc_number] => 20200056506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => GAS TURBINE ENGINE SEAL RING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/104153 [patent_app_country] => US [patent_app_date] => 2018-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4391 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16104153 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/104153
Gas turbine engine seal ring assembly Aug 16, 2018 Issued
Array ( [id] => 15384625 [patent_doc_number] => 10533486 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-14 [patent_title] => Method of operating an engine having a pilot subchamber at partial load conditions [patent_app_type] => utility [patent_app_number] => 16/100611 [patent_app_country] => US [patent_app_date] => 2018-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4383 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16100611 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/100611
Method of operating an engine having a pilot subchamber at partial load conditions Aug 9, 2018 Issued
Array ( [id] => 15484135 [patent_doc_number] => 10557402 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-11 [patent_title] => Noise suppression systems [patent_app_type] => utility [patent_app_number] => 16/057121 [patent_app_country] => US [patent_app_date] => 2018-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 88 [patent_figures_cnt] => 88 [patent_no_of_words] => 28713 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16057121 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/057121
Noise suppression systems Aug 6, 2018 Issued
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