Search

Douglas M. Willis

Examiner (ID: 3857, Phone: (571)270-5757 , Office: P/1624 )

Most Active Art Unit
1624
Art Unit(s)
1624
Total Applications
2421
Issued Applications
1774
Pending Applications
117
Abandoned Applications
568

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19082723 [patent_doc_number] => 20240109524 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => ELECTROPNEUMATIC VALVE ASSEMBLY WITH SELF-LOCKING SAFETY VALVE [patent_app_type] => utility [patent_app_number] => 18/537440 [patent_app_country] => US [patent_app_date] => 2023-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12753 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18537440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/537440
ELECTROPNEUMATIC VALVE ASSEMBLY WITH SELF-LOCKING SAFETY VALVE Dec 11, 2023 Pending
Array ( [id] => 20050796 [patent_doc_number] => 20250189018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => BELT-TYPE ACTUATOR ASSEMBLY HAVING MOTOR HOUSING COVER TO WHICH IDLER IS FIXED [patent_app_type] => utility [patent_app_number] => 18/533026 [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] => 3551 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18533026 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/533026
BELT-TYPE ACTUATOR ASSEMBLY HAVING MOTOR HOUSING COVER TO WHICH IDLER IS FIXED Dec 6, 2023 Pending
Array ( [id] => 19999287 [patent_doc_number] => 20250137509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => SPRING KEEPERS AND SPRING ASSEMBLIES INCORPORATING THE SAME [patent_app_type] => utility [patent_app_number] => 18/500052 [patent_app_country] => US [patent_app_date] => 2023-11-01 [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] => -16 [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] => 18500052 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/500052
SPRING KEEPERS AND SPRING ASSEMBLIES INCORPORATING THE SAME Oct 31, 2023 Pending
Array ( [id] => 19656317 [patent_doc_number] => 20240423382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => ELASTIC MODULE AND ELASTIC MATTRESS [patent_app_type] => utility [patent_app_number] => 18/237867 [patent_app_country] => US [patent_app_date] => 2023-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2973 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18237867 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/237867
ELASTIC MODULE AND ELASTIC MATTRESS Aug 23, 2023 Pending
Array ( [id] => 19203494 [patent_doc_number] => 20240175393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => Engine [patent_app_type] => utility [patent_app_number] => 18/351481 [patent_app_country] => US [patent_app_date] => 2023-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18351481 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/351481
Engine Jul 11, 2023 Abandoned
Array ( [id] => 18598035 [patent_doc_number] => 20230272834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => TUBULAR ANTIVIBRATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/314784 [patent_app_country] => US [patent_app_date] => 2023-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6997 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18314784 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/314784
TUBULAR ANTIVIBRATION DEVICE May 8, 2023 Pending
Array ( [id] => 20527946 [patent_doc_number] => 12546377 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Shock absorber [patent_app_type] => utility [patent_app_number] => 18/299817 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18299817 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/299817
Shock absorber Apr 12, 2023 Issued
Array ( [id] => 19448361 [patent_doc_number] => 20240308491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => UNIVERSAL TRUCK BRAKE WARNING SENSOR [patent_app_type] => utility [patent_app_number] => 18/184745 [patent_app_country] => US [patent_app_date] => 2023-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1711 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18184745 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/184745
UNIVERSAL TRUCK BRAKE WARNING SENSOR Mar 15, 2023 Abandoned
Array ( [id] => 19431778 [patent_doc_number] => 20240300276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => Off-Road Vehicle having an Actively Adjustable Suspension [patent_app_type] => utility [patent_app_number] => 18/120279 [patent_app_country] => US [patent_app_date] => 2023-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5019 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18120279 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/120279
Off-road vehicle having an actively adjustable suspension Mar 9, 2023 Issued
Array ( [id] => 18613177 [patent_doc_number] => 20230279913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => Disc brake arrangement having brake lining at in outer circumferential face of a brake disc [patent_app_type] => utility [patent_app_number] => 18/178542 [patent_app_country] => US [patent_app_date] => 2023-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18178542 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/178542
Disc brake arrangement having brake lining at in outer circumferential face of a brake disc Mar 5, 2023 Pending
Array ( [id] => 18972807 [patent_doc_number] => 20240052899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => ELECTROHYDRAULIC BRAKE UNIT [patent_app_type] => utility [patent_app_number] => 18/116509 [patent_app_country] => US [patent_app_date] => 2023-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18116509 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/116509
ELECTROHYDRAULIC BRAKE UNIT Mar 1, 2023 Pending
Array ( [id] => 18613182 [patent_doc_number] => 20230279918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => LOW-RESISTANCE LOCKABLE GAS SPRING [patent_app_type] => utility [patent_app_number] => 18/100353 [patent_app_country] => US [patent_app_date] => 2023-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3303 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18100353 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/100353
Low-resistance lockable gas spring Jan 22, 2023 Issued
Array ( [id] => 20373017 [patent_doc_number] => 12480446 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Thermal compression reheating cycle [patent_app_type] => utility [patent_app_number] => 18/097315 [patent_app_country] => US [patent_app_date] => 2023-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18097315 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/097315
Thermal compression reheating cycle Jan 15, 2023 Issued
Array ( [id] => 18037219 [patent_doc_number] => 20220381434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => APPARATUS AND METHOD FOR MITIGATING PARTICULATE ACCUMULATION ON A COMPONENT OF A GAS TURBINE [patent_app_type] => utility [patent_app_number] => 17/882315 [patent_app_country] => US [patent_app_date] => 2022-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7917 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17882315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/882315
APPARATUS AND METHOD FOR MITIGATING PARTICULATE ACCUMULATION ON A COMPONENT OF A GAS TURBINE Aug 4, 2022 Pending
Array ( [id] => 18161680 [patent_doc_number] => 20230028272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => EXHAUST VALVE [patent_app_type] => utility [patent_app_number] => 17/867786 [patent_app_country] => US [patent_app_date] => 2022-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17867786 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/867786
EXHAUST VALVE Jul 18, 2022 Abandoned
Array ( [id] => 19390278 [patent_doc_number] => 20240280148 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => BRAKE SYSTEM WITH APPLICATION IN THE AUTOMOTIVE SECTOR WHICH DOES NOT GENERATE POLLUTING WASTE [patent_app_type] => utility [patent_app_number] => 18/569577 [patent_app_country] => US [patent_app_date] => 2022-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18569577 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/569577
BRAKE SYSTEM WITH APPLICATION IN THE AUTOMOTIVE SECTOR WHICH DOES NOT GENERATE POLLUTING WASTE Jun 2, 2022 Pending
Array ( [id] => 19171778 [patent_doc_number] => 20240157752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => FLUID PRESSURE DUMPER [patent_app_type] => utility [patent_app_number] => 18/550900 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18550900 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/550900
FLUID PRESSURE DUMPER Mar 14, 2022 Pending
Array ( [id] => 19234579 [patent_doc_number] => 20240191772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => VIBRATION CONTROL [patent_app_type] => utility [patent_app_number] => 18/276925 [patent_app_country] => US [patent_app_date] => 2022-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6273 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18276925 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/276925
VIBRATION CONTROL Feb 10, 2022 Pending
Array ( [id] => 19301324 [patent_doc_number] => 20240229895 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => VIBRATION ISOLATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/559566 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5034 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 336 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18559566 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/559566
VIBRATION ISOLATION DEVICE Jan 17, 2022 Issued
Array ( [id] => 20240456 [patent_doc_number] => 12420762 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Electronically commutated machine and electronically slip-controllable braking system having an electronically commutated machine [patent_app_type] => utility [patent_app_number] => 18/246134 [patent_app_country] => US [patent_app_date] => 2021-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [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] => 18246134 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/246134
Electronically commutated machine and electronically slip-controllable braking system having an electronically commutated machine Sep 21, 2021 Issued
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