Search

Michael A. Riegelman

Examiner (ID: 15758, Phone: (571)270-7956 , Office: P/3654 )

Most Active Art Unit
3654
Art Unit(s)
3654
Total Applications
1346
Issued Applications
1031
Pending Applications
96
Abandoned Applications
250

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19769709 [patent_doc_number] => 20250051135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => ELEVATOR CAR WITH STOWABLE WORKING PLATFORM [patent_app_type] => utility [patent_app_number] => 18/747534 [patent_app_country] => US [patent_app_date] => 2024-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8510 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18747534 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/747534
Elevator car with stowable working platform Jun 18, 2024 Issued
Array ( [id] => 19910135 [patent_doc_number] => 12286330 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Elevator connector with angled interface [patent_app_type] => utility [patent_app_number] => 18/747601 [patent_app_country] => US [patent_app_date] => 2024-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [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] => 18747601 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/747601
Elevator connector with angled interface Jun 18, 2024 Issued
Array ( [id] => 20414810 [patent_doc_number] => 12498085 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Dental handpiece oiling machine [patent_app_type] => utility [patent_app_number] => 18/746074 [patent_app_country] => US [patent_app_date] => 2024-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18746074 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/746074
Dental handpiece oiling machine Jun 17, 2024 Issued
Array ( [id] => 19754131 [patent_doc_number] => 20250042696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => ELEVATOR CAR, ELEVATOR SYSTEM AND A METHOD OF PROVIDING ACCESS TO AN AREA OUTSIDE AN ELEVATOR CAR [patent_app_type] => utility [patent_app_number] => 18/746396 [patent_app_country] => US [patent_app_date] => 2024-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8395 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18746396 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/746396
ELEVATOR CAR, ELEVATOR SYSTEM AND A METHOD OF PROVIDING ACCESS TO AN AREA OUTSIDE AN ELEVATOR CAR Jun 17, 2024 Pending
Array ( [id] => 20420811 [patent_doc_number] => 20250382896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => HYDRAULICALLY DRIVEN DE-OILER FOR GAS TURBINE ENGINES [patent_app_type] => utility [patent_app_number] => 18/741070 [patent_app_country] => US [patent_app_date] => 2024-06-12 [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] => -17 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18741070 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/741070
Hydraulically driven de-oiler for gas turbine engines Jun 11, 2024 Issued
Array ( [id] => 19478837 [patent_doc_number] => 20240326879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => Greasing sleeve [patent_app_type] => utility [patent_app_number] => 18/739960 [patent_app_country] => US [patent_app_date] => 2024-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4747 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18739960 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/739960
Greasing sleeve Jun 10, 2024 Issued
Array ( [id] => 20701949 [patent_doc_number] => 12624651 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Internal combustion engine [patent_app_type] => utility [patent_app_number] => 18/733749 [patent_app_country] => US [patent_app_date] => 2024-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18733749 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/733749
Internal combustion engine Jun 3, 2024 Issued
Array ( [id] => 19871201 [patent_doc_number] => 12264044 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-01 [patent_title] => Stair lifting chair [patent_app_type] => utility [patent_app_number] => 18/658671 [patent_app_country] => US [patent_app_date] => 2024-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3246 [patent_no_of_claims] => 10 [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] => 18658671 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/658671
Stair lifting chair May 7, 2024 Issued
Array ( [id] => 19404472 [patent_doc_number] => 20240287983 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => Reciprocating Pump Packing Lubricator [patent_app_type] => utility [patent_app_number] => 18/656598 [patent_app_country] => US [patent_app_date] => 2024-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3279 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18656598 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656598
Reciprocating pump packing lubricator May 6, 2024 Issued
Array ( [id] => 20320797 [patent_doc_number] => 20250332885 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => SWITCHABLE OIL INJECTION INTO ROTOR-STATOR GAP FOR ENGINE/MOTOR BRAKING [patent_app_type] => utility [patent_app_number] => 18/650965 [patent_app_country] => US [patent_app_date] => 2024-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1178 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18650965 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650965
SWITCHABLE OIL INJECTION INTO ROTOR-STATOR GAP FOR ENGINE/MOTOR BRAKING Apr 29, 2024 Pending
Array ( [id] => 19418235 [patent_doc_number] => 20240294358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => ROPE AND ELEVATOR [patent_app_type] => utility [patent_app_number] => 18/646389 [patent_app_country] => US [patent_app_date] => 2024-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4451 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18646389 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/646389
ROPE AND ELEVATOR Apr 24, 2024 Pending
Array ( [id] => 19601742 [patent_doc_number] => 20240392622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => FIREPROOF DOOR APPARATUS, FIREPROOF STRUCTURE AND SUBSTRATE TREATING FACILITY [patent_app_type] => utility [patent_app_number] => 18/637333 [patent_app_country] => US [patent_app_date] => 2024-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18637333 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/637333
Fireproof door apparatus, fireproof structure and substrate treating facility Apr 15, 2024 Issued
Array ( [id] => 19675268 [patent_doc_number] => 12187112 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Oil supply device and control method for electric vehicle powertrain [patent_app_type] => utility [patent_app_number] => 18/632851 [patent_app_country] => US [patent_app_date] => 2024-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5402 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18632851 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/632851
Oil supply device and control method for electric vehicle powertrain Apr 10, 2024 Issued
Array ( [id] => 20645294 [patent_doc_number] => 12600224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-14 [patent_title] => Oil supply device and control method for electric vehicle powertrain [patent_app_type] => utility [patent_app_number] => 18/632606 [patent_app_country] => US [patent_app_date] => 2024-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18632606 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/632606
Oil supply device and control method for electric vehicle powertrain Apr 10, 2024 Issued
Array ( [id] => 19642698 [patent_doc_number] => 20240417218 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => STAIR LIFT SYSTEMS AND METHODS FOR ASSEMBLING, INSTALLING, AND USING SUCH SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/620227 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32701 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18620227 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/620227
STAIR LIFT SYSTEMS AND METHODS FOR ASSEMBLING, INSTALLING, AND USING SUCH SYSTEMS Mar 27, 2024 Issued
Array ( [id] => 20279172 [patent_doc_number] => 20250304414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => AUXILIARY ROLLERS FOR A FORK OF A FORKED MATERIALS-HANDLING VEHICLE [patent_app_type] => utility [patent_app_number] => 18/618358 [patent_app_country] => US [patent_app_date] => 2024-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18618358 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/618358
Auxiliary rollers for a fork of a forked materials-handling vehicle Mar 26, 2024 Issued
Array ( [id] => 19281303 [patent_doc_number] => 20240217777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => Electric Stair Lift [patent_app_type] => utility [patent_app_number] => 18/602708 [patent_app_country] => US [patent_app_date] => 2024-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3460 [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] => 18602708 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/602708
Electric Stair Lift Mar 11, 2024 Abandoned
Array ( [id] => 19248413 [patent_doc_number] => 20240199399 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => SCISSOR LIFT WITH MIDDLE PIN OFFSET AND KICKER [patent_app_type] => utility [patent_app_number] => 18/590619 [patent_app_country] => US [patent_app_date] => 2024-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10434 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18590619 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/590619
Scissor lift with middle pin offset and kicker Feb 27, 2024 Issued
Array ( [id] => 20757406 [patent_doc_number] => 12650168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-09 [patent_title] => Radial hole arrangement intercepting a rotational lubrication line parallel to and non-coaxial with the rotational axis [patent_app_type] => utility [patent_app_number] => 18/587230 [patent_app_country] => US [patent_app_date] => 2024-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 18202 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18587230 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/587230
Radial hole arrangement intercepting a rotational lubrication line parallel to and non-coaxial with the rotational axis Feb 25, 2024 Issued
Array ( [id] => 19632015 [patent_doc_number] => 20240410464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => DRIVE DEVICE [patent_app_type] => utility [patent_app_number] => 18/581693 [patent_app_country] => US [patent_app_date] => 2024-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3581 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18581693 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581693
Drive device Feb 19, 2024 Issued
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