
David J Walczak
Examiner (ID: 8918, Phone: (571)272-4895 , Office: P/3754 )
| Most Active Art Unit | 3754 |
| Art Unit(s) | 3105, 2403, 2899, 3754, 3751, 2832 |
| Total Applications | 4681 |
| Issued Applications | 3650 |
| Pending Applications | 254 |
| Abandoned Applications | 819 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20294607
[patent_doc_number] => 20250319850
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-10-16
[patent_title] => ELECTRIC BRAKE SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/889366
[patent_app_country] => US
[patent_app_date] => 2024-09-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6886
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 173
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18889366
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/889366 | ELECTRIC BRAKE SYSTEM | Sep 17, 2024 | Pending |
Array
(
[id] => 19876621
[patent_doc_number] => 20250108878
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-04-03
[patent_title] => CONTROL SYSTEM, STRADDLE TYPE VEHICLE, CONTROL METHOD, AND STORAGE MEDIUM
[patent_app_type] => utility
[patent_app_number] => 18/884658
[patent_app_country] => US
[patent_app_date] => 2024-09-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10886
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 143
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18884658
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/884658 | CONTROL SYSTEM, STRADDLE TYPE VEHICLE, CONTROL METHOD, AND STORAGE MEDIUM | Sep 12, 2024 | Pending |
Array
(
[id] => 20049346
[patent_doc_number] => 20250187568
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-06-12
[patent_title] => VEHICLE CONTROL DEVICE
[patent_app_type] => utility
[patent_app_number] => 18/826437
[patent_app_country] => US
[patent_app_date] => 2024-09-06
[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] => -2
[patent_words_short_claim] => 178
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18826437
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/826437 | VEHICLE CONTROL DEVICE | Sep 5, 2024 | Pending |
Array
(
[id] => 19708763
[patent_doc_number] => 20250018905
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-01-16
[patent_title] => SERVO-ASSISTED BRAKING SYSTEM FOR A VEHICLE
[patent_app_type] => utility
[patent_app_number] => 18/768481
[patent_app_country] => US
[patent_app_date] => 2024-07-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3698
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 18768481
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/768481 | SERVO-ASSISTED BRAKING SYSTEM FOR A VEHICLE | Jul 9, 2024 | Pending |
Array
(
[id] => 19683445
[patent_doc_number] => 20250001990
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-01-02
[patent_title] => METHOD AND CONTROL ARRANGEMENT FOR CONTROLLING A BRAKE SYSTEM IN A VEHICLE
[patent_app_type] => utility
[patent_app_number] => 18/748486
[patent_app_country] => US
[patent_app_date] => 2024-06-20
[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] => -16
[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] => 18748486
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/748486 | METHOD AND CONTROL ARRANGEMENT FOR CONTROLLING A BRAKE SYSTEM IN A VEHICLE | Jun 19, 2024 | Pending |
Array
(
[id] => 19418065
[patent_doc_number] => 20240294188
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-05
[patent_title] => VEHICLE CONTROL DEVICE
[patent_app_type] => utility
[patent_app_number] => 18/661151
[patent_app_country] => US
[patent_app_date] => 2024-05-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14444
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -20
[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] => 18661151
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/661151 | VEHICLE CONTROL DEVICE | May 9, 2024 | Pending |
Array
(
[id] => 19840661
[patent_doc_number] => 12253039
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-03-18
[patent_title] => Controller for hydrogen engine
[patent_app_type] => utility
[patent_app_number] => 18/623671
[patent_app_country] => US
[patent_app_date] => 2024-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 3295
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 97
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18623671
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/623671 | Controller for hydrogen engine | Mar 31, 2024 | Issued |
Array
(
[id] => 19319992
[patent_doc_number] => 20240241536
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-07-18
[patent_title] => PEDAL EMULATOR FOR A VEHICLE
[patent_app_type] => utility
[patent_app_number] => 18/618628
[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] => 4545
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[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] => 18618628
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/618628 | PEDAL EMULATOR FOR A VEHICLE | Mar 26, 2024 | Pending |
Array
(
[id] => 19898334
[patent_doc_number] => 12276245
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-04-15
[patent_title] => Control device and control method for power unit
[patent_app_type] => utility
[patent_app_number] => 18/598708
[patent_app_country] => US
[patent_app_date] => 2024-03-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 5710
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 223
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18598708
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/598708 | Control device and control method for power unit | Mar 6, 2024 | Issued |
Array
(
[id] => 19724689
[patent_doc_number] => 20250027440
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-01-23
[patent_title] => SYSTEMS AND METHODS FOR COMBUSTING UNCONVENTIONAL FUEL CHEMISTRIES IN A DIESEL ENGINE ARCHITECTURE
[patent_app_type] => utility
[patent_app_number] => 18/594841
[patent_app_country] => US
[patent_app_date] => 2024-03-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 21569
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -27
[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] => 18594841
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/594841 | SYSTEMS AND METHODS FOR COMBUSTING UNCONVENTIONAL FUEL CHEMISTRIES IN A DIESEL ENGINE ARCHITECTURE | Mar 3, 2024 | Pending |
Array
(
[id] => 19746497
[patent_doc_number] => 20250035062
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-01-30
[patent_title] => FUEL AGNOSTIC COMPRESSION IGNITION ENGINE
[patent_app_type] => utility
[patent_app_number] => 18/594837
[patent_app_country] => US
[patent_app_date] => 2024-03-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 15374
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -27
[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] => 18594837
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/594837 | FUEL AGNOSTIC COMPRESSION IGNITION ENGINE | Mar 3, 2024 | Pending |
Array
(
[id] => 19433338
[patent_doc_number] => 20240301836
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-12
[patent_title] => ENGINE CONTROL APPARATUS
[patent_app_type] => utility
[patent_app_number] => 18/586933
[patent_app_country] => US
[patent_app_date] => 2024-02-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4665
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 118
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18586933
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/586933 | Engine control apparatus | Feb 25, 2024 | Issued |
Array
(
[id] => 19403162
[patent_doc_number] => 20240286673
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-29
[patent_title] => STEER-BY-WIRE STEERING APPARATUS
[patent_app_type] => utility
[patent_app_number] => 18/585894
[patent_app_country] => US
[patent_app_date] => 2024-02-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3905
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -2
[patent_words_short_claim] => 182
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585894
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/585894 | STEER-BY-WIRE STEERING APPARATUS | Feb 22, 2024 | Pending |
Array
(
[id] => 19476440
[patent_doc_number] => 20240324482
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-03
[patent_title] => Control Method Of Work Vehicle, Work Vehicle Control Program, Work Vehicle Control System, And Work System
[patent_app_type] => utility
[patent_app_number] => 18/583888
[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] => 19250
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[patent_words_short_claim] => 22
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583888
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/583888 | Control Method Of Work Vehicle, Work Vehicle Control Program, Work Vehicle Control System, And Work System | Feb 21, 2024 | Pending |
Array
(
[id] => 19808074
[patent_doc_number] => 12239433
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-03-04
[patent_title] => Learning system, walking training system, method, program, and trained model
[patent_app_type] => utility
[patent_app_number] => 18/583104
[patent_app_country] => US
[patent_app_date] => 2024-02-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 21
[patent_figures_cnt] => 21
[patent_no_of_words] => 22369
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 291
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583104
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/583104 | Learning system, walking training system, method, program, and trained model | Feb 20, 2024 | Issued |
Array
(
[id] => 20271628
[patent_doc_number] => 12441397
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-14
[patent_title] => Feedback control
[patent_app_type] => utility
[patent_app_number] => 18/441641
[patent_app_country] => US
[patent_app_date] => 2024-02-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 8
[patent_no_of_words] => 2062
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 45
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18441641
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/441641 | Feedback control | Feb 13, 2024 | Issued |
Array
(
[id] => 20164653
[patent_doc_number] => 20250256699
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-08-14
[patent_title] => SYSTEM AND METHOD OF STANDSTILL ENGAGEMENT OF STEERING SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/441310
[patent_app_country] => US
[patent_app_date] => 2024-02-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1826
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18441310
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/441310 | SYSTEM AND METHOD OF STANDSTILL ENGAGEMENT OF STEERING SYSTEM | Feb 13, 2024 | Pending |
Array
(
[id] => 19234475
[patent_doc_number] => 20240191668
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-13
[patent_title] => SPARK IGNITED SINGLE CYLINDER ENGINE DERATE FOR OVERHEAT
[patent_app_type] => utility
[patent_app_number] => 18/439164
[patent_app_country] => US
[patent_app_date] => 2024-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6249
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 71
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18439164
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/439164 | SPARK IGNITED SINGLE CYLINDER ENGINE DERATE FOR OVERHEAT | Feb 11, 2024 | Abandoned |
Array
(
[id] => 20165960
[patent_doc_number] => 20250258007
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-08-14
[patent_title] => SYSTEM FOR VEHICLE RANGE ESTIMATION IN VIEW OF DRIVER SPECIFIC ENERGY USE
[patent_app_type] => utility
[patent_app_number] => 18/438839
[patent_app_country] => US
[patent_app_date] => 2024-02-12
[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] => -18
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18438839
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/438839 | SYSTEM FOR VEHICLE RANGE ESTIMATION IN VIEW OF DRIVER SPECIFIC ENERGY USE | Feb 11, 2024 | Pending |
Array
(
[id] => 19932364
[patent_doc_number] => 12305563
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-05-20
[patent_title] => Crankcase with inner and outer coolant jacket
[patent_app_type] => utility
[patent_app_number] => 18/437075
[patent_app_country] => US
[patent_app_date] => 2024-02-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 0
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 89
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18437075
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/437075 | Crankcase with inner and outer coolant jacket | Feb 7, 2024 | Issued |