Search

Dong Hui Liang

Examiner (ID: 8577, Phone: (571)272-0487 , Office: P/2693 )

Most Active Art Unit
2693
Art Unit(s)
2629, 2693
Total Applications
591
Issued Applications
457
Pending Applications
47
Abandoned Applications
94

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20393812 [patent_doc_number] => 20250369287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => MECHANICAL HYDRAULIC TORQUE CONVERTER FOR HORIZONTAL WELL [patent_app_type] => utility [patent_app_number] => 19/215303 [patent_app_country] => US [patent_app_date] => 2025-05-21 [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] => -8 [patent_words_short_claim] => 577 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19215303 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/215303
MECHANICAL HYDRAULIC TORQUE CONVERTER FOR HORIZONTAL WELL May 20, 2025 Pending
Array ( [id] => 20050594 [patent_doc_number] => 20250188816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => Synchronized Actuator Having Multiple Motors for Downhole Well Tool [patent_app_type] => utility [patent_app_number] => 19/053105 [patent_app_country] => US [patent_app_date] => 2025-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2089 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 19053105 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/053105
Synchronized Actuator Having Multiple Motors for Downhole Well Tool Feb 12, 2025 Pending
Array ( [id] => 20040536 [patent_doc_number] => 20250178758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => METHOD FOR OPERATING AN UNMANNED AIRCRAFT OF A MOTOR VEHICLE CHARGING STATION, UNMANNED AIRCRAFT, AND MOTOR VEHICLE CHARGING STATION [patent_app_type] => utility [patent_app_number] => 18/960818 [patent_app_country] => US [patent_app_date] => 2024-11-26 [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] => -7 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18960818 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/960818
METHOD FOR OPERATING AN UNMANNED AIRCRAFT OF A MOTOR VEHICLE CHARGING STATION, UNMANNED AIRCRAFT, AND MOTOR VEHICLE CHARGING STATION Nov 25, 2024 Pending
Array ( [id] => 20068083 [patent_doc_number] => 20250206305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => DRIVING ASSISTANCE DEVICE, DRIVING ASSISTANCE METHOD, AND STORAGE MEDIUM STORING A DRIVING ASSISTANCE PROGRAM [patent_app_type] => utility [patent_app_number] => 18/960673 [patent_app_country] => US [patent_app_date] => 2024-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1154 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18960673 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/960673
DRIVING ASSISTANCE DEVICE, DRIVING ASSISTANCE METHOD, AND STORAGE MEDIUM STORING A DRIVING ASSISTANCE PROGRAM Nov 25, 2024 Pending
Array ( [id] => 20026050 [patent_doc_number] => 20250164272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => SEARCH CATEGORY VARYING METHOD BASED ON PASSENGER CONTEXT AND NAVIGATION SYSTEM FOR PERFORMING THE SAME [patent_app_type] => utility [patent_app_number] => 18/951821 [patent_app_country] => US [patent_app_date] => 2024-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18951821 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/951821
SEARCH CATEGORY VARYING METHOD BASED ON PASSENGER CONTEXT AND NAVIGATION SYSTEM FOR PERFORMING THE SAME Nov 18, 2024 Pending
Array ( [id] => 20527781 [patent_doc_number] => 12546210 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Device and system for orienting core samples [patent_app_type] => utility [patent_app_number] => 18/940630 [patent_app_country] => US [patent_app_date] => 2024-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18940630 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/940630
Device and system for orienting core samples Nov 6, 2024 Issued
Array ( [id] => 20288894 [patent_doc_number] => 20250314137 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => ADJUSTABLE TUBULAR ELEVATOR [patent_app_type] => utility [patent_app_number] => 18/936681 [patent_app_country] => US [patent_app_date] => 2024-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3757 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 18936681 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/936681
ADJUSTABLE TUBULAR ELEVATOR Nov 3, 2024 Pending
Array ( [id] => 20207716 [patent_doc_number] => 20250277436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => Drilling Optimization Method [patent_app_type] => utility [patent_app_number] => 18/906138 [patent_app_country] => US [patent_app_date] => 2024-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 883 [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] => 18906138 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/906138
Drilling Optimization Method Oct 2, 2024 Issued
Array ( [id] => 19643537 [patent_doc_number] => 20240418057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => WIRELINE AUTOMATION SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/820992 [patent_app_country] => US [patent_app_date] => 2024-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10642 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18820992 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/820992
WIRELINE AUTOMATION SYSTEMS AND METHODS Aug 29, 2024 Pending
Array ( [id] => 19753997 [patent_doc_number] => 20250042562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => DEVICE AND METHOD FOR THE SELECTIVE MODIFICATION OF POSITION INFORMATION FOR A THROTTLE LEVER IN AN AIRCRAFT [patent_app_type] => utility [patent_app_number] => 18/791073 [patent_app_country] => US [patent_app_date] => 2024-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4309 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18791073 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/791073
DEVICE AND METHOD FOR THE SELECTIVE MODIFICATION OF POSITION INFORMATION FOR A THROTTLE LEVER IN AN AIRCRAFT Jul 30, 2024 Pending
Array ( [id] => 19572500 [patent_doc_number] => 20240376792 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => METHODS FOR DOWNHOLE DRILLING AND COMMUNICATION [patent_app_type] => utility [patent_app_number] => 18/782109 [patent_app_country] => US [patent_app_date] => 2024-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18782109 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/782109
Methods for downhole drilling and communication Jul 23, 2024 Issued
Array ( [id] => 20379306 [patent_doc_number] => 20250361799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [patent_title] => INTEGRATED MILL AND PERFORATING DOWNHOLE TOOL [patent_app_type] => utility [patent_app_number] => 18/674185 [patent_app_country] => US [patent_app_date] => 2024-05-24 [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] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18674185 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/674185
INTEGRATED MILL AND PERFORATING DOWNHOLE TOOL May 23, 2024 Pending
Array ( [id] => 19528901 [patent_doc_number] => 20240352803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => Resonance-Enabled Drills [patent_app_type] => utility [patent_app_number] => 18/645754 [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] => 9640 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18645754 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/645754
Resonance-Enabled Drills Apr 24, 2024 Pending
Array ( [id] => 20309750 [patent_doc_number] => 20250327379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => CONVENTIONAL GRAVEL PACK SYSTEM WITH WET MATE CONNECTION BELOW THE SAND CONTROL PACKER [patent_app_type] => utility [patent_app_number] => 18/643214 [patent_app_country] => US [patent_app_date] => 2024-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4738 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18643214 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/643214
CONVENTIONAL GRAVEL PACK SYSTEM WITH WET MATE CONNECTION BELOW THE SAND CONTROL PACKER Apr 22, 2024 Pending
Array ( [id] => 19512714 [patent_doc_number] => 20240344400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => PITCH DATA PROCESSING SYSTEM FOR HORIZONTAL DIRECTIONAL DRILLING [patent_app_type] => utility [patent_app_number] => 18/631777 [patent_app_country] => US [patent_app_date] => 2024-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5291 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18631777 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/631777
PITCH DATA PROCESSING SYSTEM FOR HORIZONTAL DIRECTIONAL DRILLING Apr 9, 2024 Pending
Array ( [id] => 20085831 [patent_doc_number] => 20250215767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => SELECTIVE SLEEVE FOR USE WITH INFLOW CONTROL DEVICES [patent_app_type] => utility [patent_app_number] => 18/402869 [patent_app_country] => US [patent_app_date] => 2024-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2316 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18402869 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/402869
SELECTIVE SLEEVE FOR USE WITH INFLOW CONTROL DEVICES Jan 2, 2024 Pending
Array ( [id] => 20050579 [patent_doc_number] => 20250188801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => DRILLING ASSEMBLY SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/531494 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18531494 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531494
DRILLING ASSEMBLY SYSTEMS AND METHODS Dec 5, 2023 Pending
Array ( [id] => 19218560 [patent_doc_number] => 20240183264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => DRILLING FRAMEWORK [patent_app_type] => utility [patent_app_number] => 18/526156 [patent_app_country] => US [patent_app_date] => 2023-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18526156 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/526156
DRILLING FRAMEWORK Nov 30, 2023 Pending
Array ( [id] => 20563229 [patent_doc_number] => 12565833 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-03 [patent_title] => Methods and systems for real-time multiphase flow prediction using sensor fusion and physics-based hybrid AI model(s) [patent_app_type] => utility [patent_app_number] => 18/525439 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6531 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18525439 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/525439
Methods and systems for real-time multiphase flow prediction using sensor fusion and physics-based hybrid AI model(s) Nov 29, 2023 Issued
Array ( [id] => 19173135 [patent_doc_number] => 20240159109 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => STEERING DEVICE AUGMENTATION, METHOD AND SYSTEM [patent_app_type] => utility [patent_app_number] => 18/511398 [patent_app_country] => US [patent_app_date] => 2023-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8089 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18511398 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/511398
STEERING DEVICE AUGMENTATION, METHOD AND SYSTEM Nov 15, 2023 Pending
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