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] => 19113393 [patent_doc_number] => 20240125143 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => PROGRAMMABLE CYLINDER LOCK NOT REQUIRING A SPECIFIC CHANGE KEY [patent_app_type] => utility [patent_app_number] => 18/530779 [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] => 3574 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18530779 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/530779
Programmable cylinder lock not requiring a specific change key Dec 5, 2023 Issued
Array ( [id] => 19051814 [patent_doc_number] => 20240093783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => INTEGRATED SEALING DEVICE FOR MOTORCYCLE SUSPENSIONS [patent_app_type] => utility [patent_app_number] => 18/526457 [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] => 2776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18526457 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/526457
INTEGRATED SEALING DEVICE FOR MOTORCYCLE SUSPENSIONS Nov 30, 2023 Pending
Array ( [id] => 20129850 [patent_doc_number] => 12372155 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Radial shaft seal ring [patent_app_type] => utility [patent_app_number] => 18/520674 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18520674 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/520674
Radial shaft seal ring Nov 27, 2023 Issued
Array ( [id] => 20035838 [patent_doc_number] => 20250174060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => lock system, method, and computer program based on gesture detection [patent_app_type] => utility [patent_app_number] => 18/520590 [patent_app_country] => US [patent_app_date] => 2023-11-28 [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] => -6 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18520590 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/520590
Lock system, method, and computer program based on gesture detection Nov 27, 2023 Issued
Array ( [id] => 19970060 [patent_doc_number] => 12338657 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Door latch [patent_app_type] => utility [patent_app_number] => 18/521017 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 47 [patent_no_of_words] => 9260 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18521017 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/521017
Door latch Nov 27, 2023 Issued
Array ( [id] => 19190864 [patent_doc_number] => 20240169777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => ELECTRONIC LOCK CORE REPLACEMENT METHODS [patent_app_type] => utility [patent_app_number] => 18/514134 [patent_app_country] => US [patent_app_date] => 2023-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16298 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18514134 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/514134
Electronic lock core replacement methods Nov 19, 2023 Issued
Array ( [id] => 19188382 [patent_doc_number] => 20240167295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => ELECTRONIC LOCK CORE REPLACEMENT SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/514147 [patent_app_country] => US [patent_app_date] => 2023-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16299 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18514147 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/514147
Electronic lock core replacement systems Nov 19, 2023 Issued
Array ( [id] => 20343559 [patent_doc_number] => 12467283 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Pull-down lock [patent_app_type] => utility [patent_app_number] => 18/513478 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18513478 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/513478
Pull-down lock Nov 16, 2023 Issued
Array ( [id] => 19173121 [patent_doc_number] => 20240159095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => Lid Lock for Refueling or Charging Port [patent_app_type] => utility [patent_app_number] => 18/389296 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7000 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389296 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389296
Lid Lock for Refueling or Charging Port Nov 13, 2023 Issued
Array ( [id] => 20016853 [patent_doc_number] => 20250155075 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => STEERING COLUMN ANTI-ROTATION ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/507401 [patent_app_country] => US [patent_app_date] => 2023-11-13 [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] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18507401 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/507401
STEERING COLUMN ANTI-ROTATION ASSEMBLY Nov 12, 2023 Pending
Array ( [id] => 19142843 [patent_doc_number] => 20240141696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => UNIVERSAL CHASSIS FOR DOOR HANDLE ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 18/504339 [patent_app_country] => US [patent_app_date] => 2023-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5298 [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] => 18504339 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/504339
Universal chassis for door handle assemblies Nov 7, 2023 Issued
Array ( [id] => 20414531 [patent_doc_number] => 12497804 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Chain lock [patent_app_type] => utility [patent_app_number] => 18/502662 [patent_app_country] => US [patent_app_date] => 2023-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18502662 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/502662
Chain lock Nov 5, 2023 Issued
Array ( [id] => 18956078 [patent_doc_number] => 20240044405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => LOW PROFILE OUTER BELT SEAL WITH IMPROVED RETENTION [patent_app_type] => utility [patent_app_number] => 18/382815 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6419 [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] => 18382815 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382815
Low profile outer belt seal with improved retention Oct 22, 2023 Issued
Array ( [id] => 18956081 [patent_doc_number] => 20240044408 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Hygienic Hole Seal [patent_app_type] => utility [patent_app_number] => 18/488212 [patent_app_country] => US [patent_app_date] => 2023-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10844 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18488212 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/488212
Hygienic hole seal Oct 16, 2023 Issued
Array ( [id] => 19950864 [patent_doc_number] => 12322232 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Knob holding structure and smart lock [patent_app_type] => utility [patent_app_number] => 18/487927 [patent_app_country] => US [patent_app_date] => 2023-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18487927 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/487927
Knob holding structure and smart lock Oct 15, 2023 Issued
Array ( [id] => 19984727 [patent_doc_number] => 20250122949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => GAS VALVE LOCK OUT DEVICE [patent_app_type] => utility [patent_app_number] => 18/487335 [patent_app_country] => US [patent_app_date] => 2023-10-16 [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] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18487335 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/487335
Gas valve lock out device Oct 15, 2023 Issued
Array ( [id] => 19266181 [patent_doc_number] => 20240209880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => FIXING DEVICE [patent_app_type] => utility [patent_app_number] => 18/484583 [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] => 4202 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18484583 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/484583
Fixing device Oct 10, 2023 Issued
Array ( [id] => 19948813 [patent_doc_number] => 12320166 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Travel cuff [patent_app_type] => utility [patent_app_number] => 18/479197 [patent_app_country] => US [patent_app_date] => 2023-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18479197 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/479197
Travel cuff Oct 1, 2023 Issued
Array ( [id] => 20158673 [patent_doc_number] => 12385287 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Door lock mechanism [patent_app_type] => utility [patent_app_number] => 18/473532 [patent_app_country] => US [patent_app_date] => 2023-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 421 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18473532 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/473532
Door lock mechanism Sep 24, 2023 Issued
Array ( [id] => 19070558 [patent_doc_number] => 20240104984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => ELECTRONIC LOCKSET FOR SLIDING DOOR [patent_app_type] => utility [patent_app_number] => 18/472410 [patent_app_country] => US [patent_app_date] => 2023-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6834 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18472410 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/472410
Electronic lockset for sliding door Sep 21, 2023 Issued
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