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] => 17097572 [patent_doc_number] => 20210285363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => REED VALVE AND REED VALVE AIRBOX [patent_app_type] => utility [patent_app_number] => 17/249748 [patent_app_country] => US [patent_app_date] => 2021-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17249748 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/249748
Reed valve and reed valve airbox Mar 10, 2021 Issued
Array ( [id] => 17541604 [patent_doc_number] => 11306720 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-19 [patent_title] => Helical trochoidal rotary machines [patent_app_type] => utility [patent_app_number] => 17/198231 [patent_app_country] => US [patent_app_date] => 2021-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 31 [patent_no_of_words] => 8144 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17198231 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/198231
Helical trochoidal rotary machines Mar 9, 2021 Issued
Array ( [id] => 19173203 [patent_doc_number] => 20240159177 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => V-TYPE ENGINE AND WORK MACHINE [patent_app_type] => utility [patent_app_number] => 18/549527 [patent_app_country] => US [patent_app_date] => 2021-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6604 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18549527 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/549527
V-type engine including catalyst extending in height direction of engine body and work machine including same Mar 9, 2021 Issued
Array ( [id] => 17854279 [patent_doc_number] => 20220284321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => VISUAL-SEMANTIC REPRESENTATION LEARNING VIA MULTI-MODAL CONTRASTIVE TRAINING [patent_app_type] => utility [patent_app_number] => 17/190668 [patent_app_country] => US [patent_app_date] => 2021-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8928 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17190668 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/190668
Visual-semantic representation learning via multi-modal contrastive training Mar 2, 2021 Issued
Array ( [id] => 18576122 [patent_doc_number] => 11732640 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Rotary engine [patent_app_type] => utility [patent_app_number] => 17/628208 [patent_app_country] => US [patent_app_date] => 2021-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5652 [patent_no_of_claims] => 8 [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] => 17628208 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/628208
Rotary engine Mar 1, 2021 Issued
Array ( [id] => 18173128 [patent_doc_number] => 11572830 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-07 [patent_title] => Method and system for on vehicle compressed air generation [patent_app_type] => utility [patent_app_number] => 17/180569 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7359 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17180569 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/180569
Method and system for on vehicle compressed air generation Feb 18, 2021 Issued
Array ( [id] => 20414429 [patent_doc_number] => 12497702 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Inertial hydrodynamic pump and wave engine [patent_app_type] => utility [patent_app_number] => 17/798070 [patent_app_country] => US [patent_app_date] => 2021-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 288 [patent_figures_cnt] => 326 [patent_no_of_words] => 130513 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17798070 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/798070
Inertial hydrodynamic pump and wave engine Feb 17, 2021 Issued
Array ( [id] => 16870920 [patent_doc_number] => 20210164387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => ROTARY PISTON ENGINE [patent_app_type] => utility [patent_app_number] => 17/169466 [patent_app_country] => US [patent_app_date] => 2021-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5394 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17169466 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/169466
Rotary piston engine Feb 6, 2021 Issued
Array ( [id] => 18238723 [patent_doc_number] => 20230071034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => STABILIZER CHANNEL OF A COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/797908 [patent_app_country] => US [patent_app_date] => 2021-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3541 [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] => 17797908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/797908
Stabilizer channel of a compressor Feb 1, 2021 Issued
Array ( [id] => 16808744 [patent_doc_number] => 20210131297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => Guide Vane And Turbine Assembly Provided With Same [patent_app_type] => utility [patent_app_number] => 17/147220 [patent_app_country] => US [patent_app_date] => 2021-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1704 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17147220 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/147220
Guide vane and turbine assembly provided with same Jan 11, 2021 Issued
Array ( [id] => 20316348 [patent_doc_number] => 12454892 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Turbine housing with reduced blade pass noise for use in a turbocharger [patent_app_type] => utility [patent_app_number] => 18/270959 [patent_app_country] => US [patent_app_date] => 2021-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18270959 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/270959
Turbine housing with reduced blade pass noise for use in a turbocharger Jan 7, 2021 Issued
Array ( [id] => 17658097 [patent_doc_number] => 20220178562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => MULTI-MOTOR AIR PURIFIER [patent_app_type] => utility [patent_app_number] => 17/136868 [patent_app_country] => US [patent_app_date] => 2020-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17136868 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/136868
MULTI-MOTOR AIR PURIFIER Dec 28, 2020 Abandoned
Array ( [id] => 16917260 [patent_doc_number] => 20210190352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => VENTILATOR WITH A SENSOR DEVICE TO AVOID A COLLISION BETWEEN AN OBJECT WITH THE ROTOR [patent_app_type] => utility [patent_app_number] => 17/128852 [patent_app_country] => US [patent_app_date] => 2020-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5655 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17128852 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/128852
Ventilator with a sensor device to avoid a collision between an object with the rotor Dec 20, 2020 Issued
Array ( [id] => 16933158 [patent_doc_number] => 20210199047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => ROTARY VANE INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 17/128040 [patent_app_country] => US [patent_app_date] => 2020-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17128040 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/128040
ROTARY VANE INTERNAL COMBUSTION ENGINE Dec 18, 2020 Abandoned
Array ( [id] => 17300392 [patent_doc_number] => 20210396231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => ROTARY-VANE MECHANISM FOR ENGINES AND COMPRESSORS [patent_app_type] => utility [patent_app_number] => 17/125352 [patent_app_country] => US [patent_app_date] => 2020-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6992 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17125352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/125352
ROTARY-VANE MECHANISM FOR ENGINES AND COMPRESSORS Dec 16, 2020 Abandoned
Array ( [id] => 17714018 [patent_doc_number] => 11378003 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Compressor with directly driven variable iris diaphragm, and charging device [patent_app_type] => utility [patent_app_number] => 17/124164 [patent_app_country] => US [patent_app_date] => 2020-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2562 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17124164 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/124164
Compressor with directly driven variable iris diaphragm, and charging device Dec 15, 2020 Issued
Array ( [id] => 17673465 [patent_doc_number] => 20220186632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => METHOD AND SYSTEM FOR TESTING A SENSOR OF A PROPELLER BLADE ANGLE POSITION FEEDBACK SYSTEM [patent_app_type] => utility [patent_app_number] => 17/119163 [patent_app_country] => US [patent_app_date] => 2020-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17119163 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/119163
Method and system for testing a sensor of a propeller blade angle position feedback system Dec 10, 2020 Issued
Array ( [id] => 16728459 [patent_doc_number] => 20210095606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => COMPRESSOR SURGE CONTROL [patent_app_type] => utility [patent_app_number] => 17/117432 [patent_app_country] => US [patent_app_date] => 2020-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4896 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17117432 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/117432
Compressor surge control Dec 9, 2020 Issued
Array ( [id] => 16720907 [patent_doc_number] => 20210088054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => CENTRIFUGAL COMPRESSOR AND TURBOCHARGER [patent_app_type] => utility [patent_app_number] => 17/116188 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7741 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17116188 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/116188
Throttle mechanism for centrifugal compressor and turbocharger Dec 8, 2020 Issued
Array ( [id] => 18895962 [patent_doc_number] => 20240011447 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => MIXTURE-FEEDING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE, HAVING QUANTITATIVE MIXTURE CONTROL [patent_app_type] => utility [patent_app_number] => 17/786315 [patent_app_country] => US [patent_app_date] => 2020-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6143 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17786315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/786315
Mixture-feeding system for an internal combustion engine, having quantitative mixture control Dec 7, 2020 Issued
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