Search

Michael A. Riegelman

Examiner (ID: 18879, Phone: (571)270-7956 , Office: P/3654 )

Most Active Art Unit
3654
Art Unit(s)
3654
Total Applications
1346
Issued Applications
1035
Pending Applications
92
Abandoned Applications
250

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20678865 [patent_doc_number] => 20260117677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-30 [patent_title] => LUBRICATION SYSTEM FOR A TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 19/431087 [patent_app_country] => US [patent_app_date] => 2025-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11339 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19431087 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/431087
LUBRICATION SYSTEM FOR A TURBINE ENGINE Dec 22, 2025 Pending
Array ( [id] => 20678954 [patent_doc_number] => 20260117766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-30 [patent_title] => Reciprocating Pump Packing Lubricator [patent_app_type] => utility [patent_app_number] => 19/373699 [patent_app_country] => US [patent_app_date] => 2025-10-29 [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] => 19373699 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/373699
Reciprocating Pump Packing Lubricator Oct 28, 2025 Pending
Array ( [id] => 20555185 [patent_doc_number] => 20260054965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-26 [patent_title] => BEARING APPARATUS, PARTICULARLY RAIL BEARING FOR A CRANEWAY [patent_app_type] => utility [patent_app_number] => 19/371855 [patent_app_country] => US [patent_app_date] => 2025-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19371855 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/371855
BEARING APPARATUS, PARTICULARLY RAIL BEARING FOR A CRANEWAY Oct 27, 2025 Pending
Array ( [id] => 20459235 [patent_doc_number] => 20260008658 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-08 [patent_title] => SCISSOR LIFT WITH MIDDLE PIN OFFSET AND KICKER [patent_app_type] => utility [patent_app_number] => 19/327089 [patent_app_country] => US [patent_app_date] => 2025-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4849 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19327089 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/327089
SCISSOR LIFT WITH MIDDLE PIN OFFSET AND KICKER Sep 11, 2025 Pending
Array ( [id] => 20425774 [patent_doc_number] => 20250387861 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => SPINDLE LUBRICATOR OF MACHINE TOOL, MACHINE TOOL, AND USE METHOD OF MACHINE TOOL [patent_app_type] => utility [patent_app_number] => 19/315659 [patent_app_country] => US [patent_app_date] => 2025-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19787 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19315659 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/315659
SPINDLE LUBRICATOR OF MACHINE TOOL, MACHINE TOOL, AND USE METHOD OF MACHINE TOOL Aug 31, 2025 Pending
Array ( [id] => 20707683 [patent_doc_number] => 20260132011 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-05-14 [patent_title] => LIFT DEVICE [patent_app_type] => utility [patent_app_number] => 19/312109 [patent_app_country] => US [patent_app_date] => 2025-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28034 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19312109 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/312109
LIFT DEVICE Aug 26, 2025 Pending
Array ( [id] => 20904119 [patent_doc_number] => 20260235199 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-08-13 [patent_title] => Electric Drive Device for a Motor Vehicle, in Particular for a Motor Car [patent_app_type] => utility [patent_app_number] => 19/154956 [patent_app_country] => US [patent_app_date] => 2024-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2380 [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] => 19154956 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/154956
Electric Drive Device for a Motor Vehicle, in Particular for a Motor Car Aug 7, 2025 Pending
Array ( [id] => 20511111 [patent_doc_number] => 20260035212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-05 [patent_title] => ELEVATOR CAR, ELEVATOR SYSTEM AND METHOD OF ACCESSING A SPACE IN A HOISTWAY OF AN ELEVATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 19/280783 [patent_app_country] => US [patent_app_date] => 2025-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19280783 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/280783
ELEVATOR CAR, ELEVATOR SYSTEM AND METHOD OF ACCESSING A SPACE IN A HOISTWAY OF AN ELEVATOR SYSTEM Jul 24, 2025 Pending
Array ( [id] => 20472983 [patent_doc_number] => 20260015202 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => ELEVATOR BRAKE [patent_app_type] => utility [patent_app_number] => 19/259664 [patent_app_country] => US [patent_app_date] => 2025-07-03 [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] => -13 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19259664 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/259664
ELEVATOR BRAKE Jul 2, 2025 Pending
Array ( [id] => 20295719 [patent_doc_number] => 20250320962 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => SYSTEM AND METHOD FOR REDUCING FRICTION, TORQUE AND DRAG IN ARTIFICIAL LIFT SYSTEMS USED IN OIL AND GAS PRODUCTION WELLS [patent_app_type] => utility [patent_app_number] => 19/252891 [patent_app_country] => US [patent_app_date] => 2025-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19252891 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/252891
SYSTEM AND METHOD FOR REDUCING FRICTION, TORQUE AND DRAG IN ARTIFICIAL LIFT SYSTEMS USED IN OIL AND GAS PRODUCTION WELLS Jun 26, 2025 Pending
Array ( [id] => 20420071 [patent_doc_number] => 20250382156 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => ELEVATOR CAR AND ELEVATOR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 19/236175 [patent_app_country] => US [patent_app_date] => 2025-06-12 [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] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19236175 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/236175
ELEVATOR CAR AND ELEVATOR ASSEMBLY Jun 11, 2025 Pending
Array ( [id] => 20426347 [patent_doc_number] => 20250388434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => COUPLING AND LOCKING DEVICE FOR SYNCHRONOUS DOORS OF AN ELEVATOR EQUIPMENT [patent_app_type] => utility [patent_app_number] => 19/234982 [patent_app_country] => US [patent_app_date] => 2025-06-11 [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] => -15 [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] => 19234982 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/234982
COUPLING AND LOCKING DEVICE FOR SYNCHRONOUS DOORS OF AN ELEVATOR EQUIPMENT Jun 10, 2025 Pending
Array ( [id] => 20394092 [patent_doc_number] => 20250369567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => OIL DISTRIBUTOR AND REDUCER [patent_app_type] => utility [patent_app_number] => 19/229608 [patent_app_country] => US [patent_app_date] => 2025-06-05 [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] => -9 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19229608 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/229608
OIL DISTRIBUTOR AND REDUCER Jun 4, 2025 Pending
Array ( [id] => 20233128 [patent_doc_number] => 20250290447 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => GEARBOX ASSEMBLY WITH LUBRICANT EXTRACTION VOLUME RATIO [patent_app_type] => utility [patent_app_number] => 19/223862 [patent_app_country] => US [patent_app_date] => 2025-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19223862 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/223862
Gearbox assembly with lubricant extraction volume ratio May 29, 2025 Issued
Array ( [id] => 20614863 [patent_doc_number] => 20260084949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-26 [patent_title] => LIFT SYSTEMS AND SUPPORTING COLLARS FOR LIFT SYSTEMS [patent_app_type] => utility [patent_app_number] => 19/223144 [patent_app_country] => US [patent_app_date] => 2025-05-30 [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] => -15 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19223144 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/223144
LIFT SYSTEMS AND SUPPORTING COLLARS FOR LIFT SYSTEMS May 29, 2025 Pending
Array ( [id] => 20233245 [patent_doc_number] => 20250290564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => GEARBOX ASSEMBLY WITH LUBRICANT EXTRACTION VOLUME RATIO [patent_app_type] => utility [patent_app_number] => 19/223886 [patent_app_country] => US [patent_app_date] => 2025-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7410 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19223886 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/223886
Gearbox assembly with lubricant extraction volume ratio May 29, 2025 Issued
Array ( [id] => 20350415 [patent_doc_number] => 20250347267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => YAW-BEARING GREASE TRAY [patent_app_type] => utility [patent_app_number] => 19/204755 [patent_app_country] => US [patent_app_date] => 2025-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 19204755 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/204755
YAW-BEARING GREASE TRAY May 11, 2025 Pending
Array ( [id] => 20151078 [patent_doc_number] => 20250250916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => BYPASS VALVE [patent_app_type] => utility [patent_app_number] => 19/189991 [patent_app_country] => US [patent_app_date] => 2025-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2466 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 19189991 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/189991
BYPASS VALVE Apr 24, 2025 Pending
Array ( [id] => 20308978 [patent_doc_number] => 20250326607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => UNLOCKING DEVICE AND UNLOCKING METHOD OF ELEVATOR LANDING DOOR, AND ELEVATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 19/184444 [patent_app_country] => US [patent_app_date] => 2025-04-21 [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] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19184444 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/184444
UNLOCKING DEVICE AND UNLOCKING METHOD OF ELEVATOR LANDING DOOR, AND ELEVATOR SYSTEM Apr 20, 2025 Pending
Array ( [id] => 20100081 [patent_doc_number] => 20250230017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => Electric Stair Lift [patent_app_type] => utility [patent_app_number] => 19/081240 [patent_app_country] => US [patent_app_date] => 2025-04-07 [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] => -11 [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] => 19081240 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/081240
Electric Stair Lift Apr 6, 2025 Pending
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