Search

David S. Huang

Examiner (ID: 8701, Phone: (571)270-1798 , Office: P/2631 )

Most Active Art Unit
2631
Art Unit(s)
2611, 2631
Total Applications
954
Issued Applications
816
Pending Applications
60
Abandoned Applications
110

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19318954 [patent_doc_number] => 20240240497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => MAGNETIC SENSOR FOR LOCK POSITION [patent_app_type] => utility [patent_app_number] => 18/613915 [patent_app_country] => US [patent_app_date] => 2024-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18613915 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/613915
Magnetic sensor for lock position Mar 21, 2024 Issued
Array ( [id] => 19480168 [patent_doc_number] => 20240328210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => WHEELED PLATFORM AND WHEELED PLATFORM LOCKING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/607845 [patent_app_country] => US [patent_app_date] => 2024-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4264 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18607845 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/607845
Wheeled platform and wheeled platform locking system Mar 17, 2024 Issued
Array ( [id] => 20439332 [patent_doc_number] => 12510162 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Sliding component [patent_app_type] => utility [patent_app_number] => 18/598371 [patent_app_country] => US [patent_app_date] => 2024-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 6963 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18598371 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/598371
Sliding component Mar 6, 2024 Issued
Array ( [id] => 20209247 [patent_doc_number] => 20250278967 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => ELECTRONIC LOCK [patent_app_type] => utility [patent_app_number] => 18/591251 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1212 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18591251 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/591251
Electronic lock Feb 28, 2024 Issued
Array ( [id] => 19432152 [patent_doc_number] => 20240300650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => GALLEY FOR AIRCRAFT COMPRISING A TROLLEY LOCKING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/590097 [patent_app_country] => US [patent_app_date] => 2024-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3320 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18590097 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/590097
Galley for aircraft comprising a trolley locking system Feb 27, 2024 Issued
Array ( [id] => 19659082 [patent_doc_number] => 20240426147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => POWER SUPPLY SYSTEM [patent_app_type] => utility [patent_app_number] => 18/437728 [patent_app_country] => US [patent_app_date] => 2024-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3744 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18437728 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/437728
Power supply system Feb 8, 2024 Issued
Array ( [id] => 19381599 [patent_doc_number] => 20240271469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => ELECTRONIC SENSOR MODULE AND HANDLE MODULE [patent_app_type] => utility [patent_app_number] => 18/437310 [patent_app_country] => US [patent_app_date] => 2024-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3741 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18437310 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/437310
ELECTRONIC SENSOR MODULE AND HANDLE MODULE Feb 8, 2024 Issued
Array ( [id] => 20136892 [patent_doc_number] => 20250243936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => SEAL WITH AXIAL AIR VENTS [patent_app_type] => utility [patent_app_number] => 18/422233 [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] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18422233 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/422233
Seal with axial air vents Jan 24, 2024 Issued
Array ( [id] => 19381594 [patent_doc_number] => 20240271464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => MODULAR DOOR LOCK AND METHODS OF IMPLEMENTING A MODULAR DOOR LOCK [patent_app_type] => utility [patent_app_number] => 18/420980 [patent_app_country] => US [patent_app_date] => 2024-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26770 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18420980 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/420980
MODULAR DOOR LOCK AND METHODS OF IMPLEMENTING A MODULAR DOOR LOCK Jan 23, 2024 Abandoned
Array ( [id] => 20433657 [patent_doc_number] => 12504076 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Wiper seal for a ball screw actuator [patent_app_type] => utility [patent_app_number] => 18/420707 [patent_app_country] => US [patent_app_date] => 2024-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18420707 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/420707
Wiper seal for a ball screw actuator Jan 22, 2024 Issued
Array ( [id] => 19344912 [patent_doc_number] => 20240253875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => CLOSURE [patent_app_type] => utility [patent_app_number] => 18/419963 [patent_app_country] => US [patent_app_date] => 2024-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13192 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18419963 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/419963
CLOSURE Jan 22, 2024 Pending
Array ( [id] => 20330453 [patent_doc_number] => 12460724 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Protection device for a sealing ring, in particular an oil sealing ring for vehicle transmission components and associated sealing system [patent_app_type] => utility [patent_app_number] => 18/417000 [patent_app_country] => US [patent_app_date] => 2024-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 391 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18417000 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/417000
Protection device for a sealing ring, in particular an oil sealing ring for vehicle transmission components and associated sealing system Jan 18, 2024 Issued
Array ( [id] => 19904705 [patent_doc_number] => 12281703 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-22 [patent_title] => Outboard drive axle hub seal with venting [patent_app_type] => utility [patent_app_number] => 18/408880 [patent_app_country] => US [patent_app_date] => 2024-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18408880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/408880
Outboard drive axle hub seal with venting Jan 9, 2024 Issued
Array ( [id] => 19300948 [patent_doc_number] => 20240229517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => SECURITY SYSTEM FOR VEHICLE CONNECTOR PORT AND VEHICULAR APPARATUS HAVING THE SECURITY SYSTEM AND THE VEHICLE CONNECTOR PORT [patent_app_type] => utility [patent_app_number] => 18/403142 [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] => 5353 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18403142 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/403142
SECURITY SYSTEM FOR VEHICLE CONNECTOR PORT AND VEHICULAR APPARATUS HAVING THE SECURITY SYSTEM AND THE VEHICLE CONNECTOR PORT Jan 2, 2024 Pending
Array ( [id] => 19317714 [patent_doc_number] => 20240239255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => LOCKING DEVICE FOR SEAT BACK TABLE [patent_app_type] => utility [patent_app_number] => 18/403180 [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] => 7886 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18403180 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/403180
Locking device for seat back table Jan 2, 2024 Issued
Array ( [id] => 19498119 [patent_doc_number] => 20240337137 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => COMBINATION PADLOCK WITH INTEGRATED BOTTLE OPENER [patent_app_type] => utility [patent_app_number] => 18/545363 [patent_app_country] => US [patent_app_date] => 2023-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18545363 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/545363
COMBINATION PADLOCK WITH INTEGRATED BOTTLE OPENER Dec 18, 2023 Pending
Array ( [id] => 20022351 [patent_doc_number] => 20250160573 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => FOOD PROCESSOR BLADE LOCK MECHANISM [patent_app_type] => utility [patent_app_number] => 18/541432 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18541432 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/541432
FOOD PROCESSOR BLADE LOCK MECHANISM Dec 14, 2023 Pending
Array ( [id] => 19252183 [patent_doc_number] => 20240203179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => CONTROLLING DOORS USING INTERFACE TECHNOLOGY WITH STEPS [patent_app_type] => utility [patent_app_number] => 18/537770 [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] => 3305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18537770 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/537770
Controlling doors using interface technology with steps Dec 11, 2023 Issued
Array ( [id] => 20272443 [patent_doc_number] => 12442216 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Dual lock assembly structure [patent_app_type] => utility [patent_app_number] => 18/537763 [patent_app_country] => US [patent_app_date] => 2023-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18537763 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/537763
Dual lock assembly structure Dec 11, 2023 Issued
Array ( [id] => 20264562 [patent_doc_number] => 12435541 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Lockset and door lock [patent_app_type] => utility [patent_app_number] => 18/531756 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 473 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18531756 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531756
Lockset and door lock Dec 6, 2023 Issued
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