Search

Steven O. Douglas

Examiner (ID: 135, Phone: (571)272-4885 , Office: P/3771 )

Most Active Art Unit
3751
Art Unit(s)
3751, 3771, 3649, 3612, 3785, 3105, 2899, 2403
Total Applications
3864
Issued Applications
3147
Pending Applications
267
Abandoned Applications
500

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19404440 [patent_doc_number] => 20240287951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => CHECK VALVE FOR RAT RESTOW PUMP [patent_app_type] => utility [patent_app_number] => 18/584375 [patent_app_country] => US [patent_app_date] => 2024-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2465 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18584375 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/584375
Check valve for RAT restow pump Feb 21, 2024 Issued
Array ( [id] => 19234533 [patent_doc_number] => 20240191726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => DROP-IN SIGNAL ACCUMULATOR PISTON KIT AND METHOD FOR REPLACING AN ORIGINAL EQUIPMENT SIGNAL ACCUMULATOR PISTON [patent_app_type] => utility [patent_app_number] => 18/583778 [patent_app_country] => US [patent_app_date] => 2024-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2676 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583778 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/583778
Drop-in signal accumulator piston kit and method for replacing an original equipment signal accumulator piston Feb 20, 2024 Issued
Array ( [id] => 20180162 [patent_doc_number] => 20250264120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => AEROSPACE ACTUATOR STROKE LIMITING DEVICE [patent_app_type] => utility [patent_app_number] => 18/582316 [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] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18582316 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/582316
AEROSPACE ACTUATOR STROKE LIMITING DEVICE Feb 19, 2024 Pending
Array ( [id] => 19977863 [patent_doc_number] => 12345332 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Self-locking plug [patent_app_type] => utility [patent_app_number] => 18/540973 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18540973 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/540973
Self-locking plug Dec 14, 2023 Issued
Array ( [id] => 19317426 [patent_doc_number] => 20240238966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => SNAP-THROUGH JOINT MODULE AND SOFT ROBOT INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 18/540757 [patent_app_country] => US [patent_app_date] => 2023-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8403 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18540757 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/540757
SNAP-THROUGH JOINT MODULE AND SOFT ROBOT INCLUDING SAME Dec 13, 2023 Pending
Array ( [id] => 19234507 [patent_doc_number] => 20240191700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => ELECTRIC GENERATOR [patent_app_type] => utility [patent_app_number] => 18/538966 [patent_app_country] => US [patent_app_date] => 2023-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18538966 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/538966
ELECTRIC GENERATOR Dec 12, 2023 Pending
Array ( [id] => 19955752 [patent_doc_number] => 12326161 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-06-10 [patent_title] => Warm-up oil management strategy [patent_app_type] => utility [patent_app_number] => 18/533430 [patent_app_country] => US [patent_app_date] => 2023-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2871 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18533430 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/533430
Warm-up oil management strategy Dec 7, 2023 Issued
Array ( [id] => 19203554 [patent_doc_number] => 20240175453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => HYDRAULIC PRE-SWITCHING DEVICE [patent_app_type] => utility [patent_app_number] => 18/521669 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11577 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18521669 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/521669
HYDRAULIC PRE-SWITCHING DEVICE Nov 27, 2023 Abandoned
Array ( [id] => 19234282 [patent_doc_number] => 20240191475 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => HYDRAULIC MOTOR UNIT [patent_app_type] => utility [patent_app_number] => 18/501669 [patent_app_country] => US [patent_app_date] => 2023-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5247 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18501669 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/501669
Hydraulic motor unit Nov 2, 2023 Issued
Array ( [id] => 19940650 [patent_doc_number] => 12312772 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Hydraulic system for working machine [patent_app_type] => utility [patent_app_number] => 18/385962 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 41 [patent_no_of_words] => 37773 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 547 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385962 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385962
Hydraulic system for working machine Oct 31, 2023 Issued
Array ( [id] => 19542250 [patent_doc_number] => 20240359286 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => CHEMICAL MECHANICAL POLISHING APPARATUS AND A METHOD OF POLISHING A SUBSTRATE USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/384680 [patent_app_country] => US [patent_app_date] => 2023-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6151 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18384680 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/384680
CHEMICAL MECHANICAL POLISHING APPARATUS AND A METHOD OF POLISHING A SUBSTRATE USING THE SAME Oct 26, 2023 Pending
Array ( [id] => 19940978 [patent_doc_number] => 12313102 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Hydraulic pump performance deterioration detection system [patent_app_type] => utility [patent_app_number] => 18/381500 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1205 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18381500 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/381500
Hydraulic pump performance deterioration detection system Oct 17, 2023 Issued
Array ( [id] => 20241652 [patent_doc_number] => 12421962 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Hydraulic power pack with adjustable mounting arrangement [patent_app_type] => utility [patent_app_number] => 18/488335 [patent_app_country] => US [patent_app_date] => 2023-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 504 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18488335 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/488335
Hydraulic power pack with adjustable mounting arrangement Oct 16, 2023 Issued
Array ( [id] => 19651111 [patent_doc_number] => 12172879 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Hydraulic system for a vehicle [patent_app_type] => utility [patent_app_number] => 18/367318 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 13892 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18367318 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/367318
Hydraulic system for a vehicle Sep 11, 2023 Issued
Array ( [id] => 19940974 [patent_doc_number] => 12313098 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Hydraulic pump performance deterioration detection system [patent_app_type] => utility [patent_app_number] => 18/242271 [patent_app_country] => US [patent_app_date] => 2023-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3541 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18242271 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/242271
Hydraulic pump performance deterioration detection system Sep 4, 2023 Issued
Array ( [id] => 19940973 [patent_doc_number] => 12313097 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Hydraulic pump performance deterioration detection system [patent_app_type] => utility [patent_app_number] => 18/241312 [patent_app_country] => US [patent_app_date] => 2023-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3561 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18241312 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/241312
Hydraulic pump performance deterioration detection system Aug 31, 2023 Issued
Array ( [id] => 18845195 [patent_doc_number] => 20230407599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => WORK MACHINE AND METHOD FOR CALIBRATING AN ELECTROHYDRAULIC PUMP IN AN OPEN CENTER HYDRAULIC SYSTEM [patent_app_type] => utility [patent_app_number] => 18/459706 [patent_app_country] => US [patent_app_date] => 2023-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4593 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18459706 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/459706
Work machine and method for calibrating an electrohydraulic pump in an open center hydraulic system Aug 31, 2023 Issued
Array ( [id] => 19004421 [patent_doc_number] => 20240068492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => CALIBRATION SYSTEM AND CALIBRATION METHOD IN HYDRAULIC SYSTEM [patent_app_type] => utility [patent_app_number] => 18/457775 [patent_app_country] => US [patent_app_date] => 2023-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6304 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18457775 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/457775
Calibration system and calibration method in hydraulic system Aug 28, 2023 Issued
Array ( [id] => 19940971 [patent_doc_number] => 12313095 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Fluid power actuator utilizing a screw and nut assembly [patent_app_type] => utility [patent_app_number] => 18/235224 [patent_app_country] => US [patent_app_date] => 2023-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2273 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 303 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18235224 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/235224
Fluid power actuator utilizing a screw and nut assembly Aug 16, 2023 Issued
Array ( [id] => 19141572 [patent_doc_number] => 20240140388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => VEHICLE BRAKE APPARATUS [patent_app_type] => utility [patent_app_number] => 18/366759 [patent_app_country] => US [patent_app_date] => 2023-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7586 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18366759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/366759
Vehicle brake apparatus Aug 7, 2023 Issued
Menu