Search

Michael S. Leslie

Examiner (ID: 14114, Phone: (571)272-4819 , Office: P/3745 )

Most Active Art Unit
3745
Art Unit(s)
3745
Total Applications
2498
Issued Applications
2106
Pending Applications
87
Abandoned Applications
333

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20108971 [patent_doc_number] => 12359682 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Pneumatic device with a movably mounted piston [patent_app_type] => utility [patent_app_number] => 18/436401 [patent_app_country] => US [patent_app_date] => 2024-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3716 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18436401 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/436401
Pneumatic device with a movably mounted piston Feb 7, 2024 Issued
Array ( [id] => 20414668 [patent_doc_number] => 12497941 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Device, system and method for isothermal compression, constant-pressure power generation and physical energy storage [patent_app_type] => utility [patent_app_number] => 18/434103 [patent_app_country] => US [patent_app_date] => 2024-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18434103 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/434103
Device, system and method for isothermal compression, constant-pressure power generation and physical energy storage Feb 5, 2024 Issued
Array ( [id] => 19884486 [patent_doc_number] => 12270182 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Load-controlled hydraulic supply for a utility vehicle [patent_app_type] => utility [patent_app_number] => 18/432336 [patent_app_country] => US [patent_app_date] => 2024-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2713 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18432336 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/432336
Load-controlled hydraulic supply for a utility vehicle Feb 4, 2024 Issued
Array ( [id] => 20227660 [patent_doc_number] => 12416304 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Segmented fluid end plunger pump [patent_app_type] => utility [patent_app_number] => 18/397507 [patent_app_country] => US [patent_app_date] => 2023-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1210 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18397507 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/397507
Segmented fluid end plunger pump Dec 26, 2023 Issued
Array ( [id] => 19738758 [patent_doc_number] => 12215582 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-02-04 [patent_title] => Fracturing pump spacer frame [patent_app_type] => utility [patent_app_number] => 18/391212 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 11908 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18391212 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/391212
Fracturing pump spacer frame Dec 19, 2023 Issued
Array ( [id] => 19096213 [patent_doc_number] => 20240115440 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => HYDRAULIC CIRCUIT FOR A PATIENT HANDLING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/390552 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18390552 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/390552
Hydraulic circuit for a patient handling apparatus Dec 19, 2023 Issued
Array ( [id] => 19234534 [patent_doc_number] => 20240191727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => FLOW SELF-COMPENSATING LOAD SENSING PUMP/VALVE COORDINATED ELECTRO-HYDRAULIC SYSTEM AND CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 18/532878 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18532878 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/532878
Flow self-compensating load sensing pump/valve coordinated electro-hydraulic system and control method Dec 6, 2023 Issued
Array ( [id] => 19551177 [patent_doc_number] => 12134877 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Working machine [patent_app_type] => utility [patent_app_number] => 18/530964 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 19562 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18530964 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/530964
Working machine Dec 5, 2023 Issued
Array ( [id] => 20796183 [patent_doc_number] => 20260177084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-25 [patent_title] => Rotary Actuator with a Position Sensor [patent_app_type] => utility [patent_app_number] => 19/132469 [patent_app_country] => US [patent_app_date] => 2023-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4495 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19132469 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/132469
Rotary Actuator with a Position Sensor Nov 26, 2023 Pending
Array ( [id] => 19032264 [patent_doc_number] => 20240082079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => HYDRAULIC VALVE AND SYSTEM [patent_app_type] => utility [patent_app_number] => 18/517446 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12326 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18517446 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517446
Hydraulic valve and system Nov 21, 2023 Issued
Array ( [id] => 19158509 [patent_doc_number] => 20240151216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => PISTON ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/500912 [patent_app_country] => US [patent_app_date] => 2023-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7200 [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] => 18500912 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/500912
Piston assembly Nov 1, 2023 Issued
Array ( [id] => 19275036 [patent_doc_number] => 12025157 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-07-02 [patent_title] => Compressed-air energy storage system and method of constant-pressure full-capacity energy-release type [patent_app_type] => utility [patent_app_number] => 18/499686 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5065 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18499686 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/499686
Compressed-air energy storage system and method of constant-pressure full-capacity energy-release type Oct 31, 2023 Issued
Array ( [id] => 19580198 [patent_doc_number] => 12146298 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Hydraulic system for working machine [patent_app_type] => utility [patent_app_number] => 18/499664 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 31 [patent_no_of_words] => 19937 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18499664 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/499664
Hydraulic system for working machine Oct 31, 2023 Issued
Array ( [id] => 19826605 [patent_doc_number] => 12247373 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Hydraulic drive system and construction machine [patent_app_type] => utility [patent_app_number] => 18/496276 [patent_app_country] => US [patent_app_date] => 2023-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6970 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [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] => 18496276 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/496276
Hydraulic drive system and construction machine Oct 26, 2023 Issued
Array ( [id] => 19731397 [patent_doc_number] => 12209388 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => System and methods for cycle time management [patent_app_type] => utility [patent_app_number] => 18/494145 [patent_app_country] => US [patent_app_date] => 2023-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 11885 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18494145 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/494145
System and methods for cycle time management Oct 24, 2023 Issued
Array ( [id] => 19940980 [patent_doc_number] => 12313104 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Hydraulic arrangement with load-holding function and hydraulic arrangement control method [patent_app_type] => utility [patent_app_number] => 18/492881 [patent_app_country] => US [patent_app_date] => 2023-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18492881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/492881
Hydraulic arrangement with load-holding function and hydraulic arrangement control method Oct 23, 2023 Issued
Array ( [id] => 20628326 [patent_doc_number] => 20260092610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-02 [patent_title] => Method [patent_app_type] => utility [patent_app_number] => 19/110504 [patent_app_country] => US [patent_app_date] => 2023-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [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] => 19110504 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/110504
Method Oct 19, 2023 Pending
Array ( [id] => 19624724 [patent_doc_number] => 12163537 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-10 [patent_title] => Three way transfer valve for parallel electrohydraulic servo valve control of actuator [patent_app_type] => utility [patent_app_number] => 18/382281 [patent_app_country] => US [patent_app_date] => 2023-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3355 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18382281 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382281
Three way transfer valve for parallel electrohydraulic servo valve control of actuator Oct 19, 2023 Issued
Array ( [id] => 19458042 [patent_doc_number] => 12098524 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Working machine [patent_app_type] => utility [patent_app_number] => 18/374772 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 33325 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18374772 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/374772
Working machine Sep 28, 2023 Issued
Array ( [id] => 20078194 [patent_doc_number] => 12352251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Energy harvesting system for collecting energy from transportation infrastructures [patent_app_type] => utility [patent_app_number] => 18/478536 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 38 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18478536 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/478536
Energy harvesting system for collecting energy from transportation infrastructures Sep 28, 2023 Issued
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