Search

David J. Buttner

Examiner (ID: 266, Phone: (571)272-1084 , Office: P/1765 )

Most Active Art Unit
1765
Art Unit(s)
1713, 1505, 1712, 1501, 1765, 1512, 1796, 1763, 1511
Total Applications
3202
Issued Applications
2135
Pending Applications
175
Abandoned Applications
910

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20466256 [patent_doc_number] => 12522288 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Apparatus for steering by wire and operating method thereof [patent_app_type] => utility [patent_app_number] => 18/440495 [patent_app_country] => US [patent_app_date] => 2024-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18440495 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/440495
Apparatus for steering by wire and operating method thereof Feb 12, 2024 Issued
Array ( [id] => 19799933 [patent_doc_number] => 20250065858 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => CALIBRATION METHOD FOR FRICTION PAD AND ELECTRO-MECHANICAL BRAKE APPARATUS USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/429043 [patent_app_country] => US [patent_app_date] => 2024-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18429043 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/429043
Calibration method for friction pad and electro-mechanical brake apparatus using the same Jan 30, 2024 Issued
Array ( [id] => 20135797 [patent_doc_number] => 20250242841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => MODELING TRAIN MOVEMENT DYNAMICS FOR TRAIN CONTROL [patent_app_type] => utility [patent_app_number] => 18/423072 [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] => 1179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18423072 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/423072
MODELING TRAIN MOVEMENT DYNAMICS FOR TRAIN CONTROL Jan 24, 2024 Issued
Array ( [id] => 20121118 [patent_doc_number] => 20250236149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => SUSPENSION SYSTEM WITH PITCH STIFFNESS CONTROL [patent_app_type] => utility [patent_app_number] => 18/419439 [patent_app_country] => US [patent_app_date] => 2024-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7960 [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] => 18419439 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/419439
SUSPENSION SYSTEM WITH PITCH STIFFNESS CONTROL Jan 21, 2024 Pending
Array ( [id] => 20099648 [patent_doc_number] => 20250229584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => MOVABLE TOW HOOK ASSEMBLIES AND VEHICLES INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 18/415140 [patent_app_country] => US [patent_app_date] => 2024-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2347 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18415140 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/415140
MOVABLE TOW HOOK ASSEMBLIES AND VEHICLES INCLUDING SAME Jan 16, 2024 Pending
Array ( [id] => 19344643 [patent_doc_number] => 20240253606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => SADDLED VEHICLE [patent_app_type] => utility [patent_app_number] => 18/413061 [patent_app_country] => US [patent_app_date] => 2024-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18413061 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/413061
Saddled vehicle Jan 15, 2024 Issued
Array ( [id] => 20535221 [patent_doc_number] => 12552279 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Electric vehicle charging system with charging robot rail switch [patent_app_type] => utility [patent_app_number] => 18/542520 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 27 [patent_no_of_words] => 7056 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18542520 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/542520
ELECTRIC VEHICLE CHARGING SYSTEM WITH CHARGING ROBOT RAIL SWITCH Dec 14, 2023 Pending
Array ( [id] => 19082581 [patent_doc_number] => 20240109382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => DYNAMIC TAG E-AXLE AND METHOD FOR CONTROLLING A DRIVETRAIN HAVING A DYNAMIC TAG E-AXLE [patent_app_type] => utility [patent_app_number] => 18/540362 [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] => 10994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18540362 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/540362
Dynamic tag e-axle and method for controlling a drivetrain having a dynamic tag e-axle Dec 13, 2023 Issued
Array ( [id] => 19264770 [patent_doc_number] => 20240208469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => VEHICLE CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/535017 [patent_app_country] => US [patent_app_date] => 2023-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18535017 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/535017
Vehicle control system Dec 10, 2023 Issued
Array ( [id] => 20271543 [patent_doc_number] => 12441311 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Vehicle control device [patent_app_type] => utility [patent_app_number] => 18/526262 [patent_app_country] => US [patent_app_date] => 2023-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18526262 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/526262
Vehicle control device Nov 30, 2023 Issued
Array ( [id] => 19580347 [patent_doc_number] => 12146451 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Methods for measuring fuel quantity during multipulse fuel injection events in a common rail fuel system [patent_app_type] => utility [patent_app_number] => 18/513778 [patent_app_country] => US [patent_app_date] => 2023-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4759 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18513778 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/513778
Methods for measuring fuel quantity during multipulse fuel injection events in a common rail fuel system Nov 19, 2023 Issued
Array ( [id] => 19141414 [patent_doc_number] => 20240140230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => ELECTRIC VEHICLE CHARGING SYSTEM WITH CHARGING BUS CHARGING ROBOT [patent_app_type] => utility [patent_app_number] => 18/385333 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385333 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385333
ELECTRIC VEHICLE CHARGING SYSTEM WITH CHARGING BUS CHARGING ROBOT Oct 29, 2023 Pending
Array ( [id] => 19141337 [patent_doc_number] => 20240140151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => Trailer Caried Weight Distribution Hitch [patent_app_type] => utility [patent_app_number] => 18/384603 [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] => 5738 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18384603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/384603
Trailer Caried Weight Distribution Hitch Oct 26, 2023 Pending
Array ( [id] => 19112060 [patent_doc_number] => 20240123810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => BATTERY HOLDER FOR A VEHICLE [patent_app_type] => utility [patent_app_number] => 18/486881 [patent_app_country] => US [patent_app_date] => 2023-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7475 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18486881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/486881
Battery holder for a vehicle Oct 12, 2023 Issued
Array ( [id] => 19187263 [patent_doc_number] => 20240166176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => EMERGENCY EVACUATION DEVICE, MOBILE OBJECT CONTROL SYSTEM, AND EMERGENCY EVACUATION METHOD [patent_app_type] => utility [patent_app_number] => 18/378697 [patent_app_country] => US [patent_app_date] => 2023-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 334 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18378697 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/378697
EMERGENCY EVACUATION DEVICE, MOBILE OBJECT CONTROL SYSTEM, AND EMERGENCY EVACUATION METHOD Oct 10, 2023 Pending
Array ( [id] => 19082586 [patent_doc_number] => 20240109387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => PREVIEW ROAD SURFACE DETECTOR, SUSPENSION CONTROLLER, AND PREVIEW ROAD SURFACE DETECTION METHOD [patent_app_type] => utility [patent_app_number] => 18/474237 [patent_app_country] => US [patent_app_date] => 2023-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18474237 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/474237
Preview road surface detector, suspension controller, and preview road surface detection method Sep 25, 2023 Issued
Array ( [id] => 19066604 [patent_doc_number] => 20240101030 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => Vehicle Passenger Intent Determination for Seatbelts and Doors [patent_app_type] => utility [patent_app_number] => 18/473208 [patent_app_country] => US [patent_app_date] => 2023-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4455 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18473208 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/473208
Vehicle passenger intent determination for seatbelts and doors Sep 22, 2023 Issued
Array ( [id] => 20505464 [patent_doc_number] => 12539728 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Multi-degree-of-freedom active damping mechanism control method, system, and damping mechanism [patent_app_type] => utility [patent_app_number] => 18/371511 [patent_app_country] => US [patent_app_date] => 2023-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 30 [patent_no_of_words] => 20824 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [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] => 18371511 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/371511
Multi-degree-of-freedom active damping mechanism control method, system, and damping mechanism Sep 21, 2023 Issued
Array ( [id] => 19816166 [patent_doc_number] => 20250074373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => REDUNDANT PARKING BRAKE APPARATUS FOR A VEHICLE AND METHOD OF OPERATING THE SAME [patent_app_type] => utility [patent_app_number] => 18/239331 [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] => 4718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18239331 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/239331
Redundant parking brake apparatus for a vehicle and method of operating the same Aug 28, 2023 Issued
Array ( [id] => 18985860 [patent_doc_number] => 20240057829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => ROBOT CLEANER [patent_app_type] => utility [patent_app_number] => 18/456903 [patent_app_country] => US [patent_app_date] => 2023-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5972 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18456903 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/456903
ROBOT CLEANER Aug 27, 2023 Pending
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