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] => 20007048 [patent_doc_number] => 20250145270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => ACCESS CONTROL DEVICE, ACCESS CONTROL SYSTEM, DOOR PORTION HAVING AN ACCESS CONTROL DEVICE, AND METHOD FOR OPENING A DOOR [patent_app_type] => utility [patent_app_number] => 18/838255 [patent_app_country] => US [patent_app_date] => 2023-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18838255 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/838255
ACCESS CONTROL DEVICE, ACCESS CONTROL SYSTEM, DOOR PORTION HAVING AN ACCESS CONTROL DEVICE, AND METHOD FOR OPENING A DOOR Feb 12, 2023 Pending
Array ( [id] => 19361457 [patent_doc_number] => 20240263491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => GUARD APPARATUS FOR A LATCH [patent_app_type] => utility [patent_app_number] => 18/106865 [patent_app_country] => US [patent_app_date] => 2023-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1637 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18106865 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/106865
Guard apparatus for a latch Feb 6, 2023 Issued
Array ( [id] => 19890822 [patent_doc_number] => 20250116134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => ELECTROMECHANICAL LOCK AND METHOD [patent_app_type] => utility [patent_app_number] => 18/835960 [patent_app_country] => US [patent_app_date] => 2023-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18835960 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/835960
Electromechanical lock and method Feb 5, 2023 Issued
Array ( [id] => 18538091 [patent_doc_number] => 20230243194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => DOOR LOCK CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/162721 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1512 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18162721 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/162721
DOOR LOCK CONTROL SYSTEM Jan 31, 2023 Pending
Array ( [id] => 19840535 [patent_doc_number] => 12252909 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Vehicle door lock system [patent_app_type] => utility [patent_app_number] => 18/162929 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 10693 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18162929 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/162929
Vehicle door lock system Jan 31, 2023 Issued
Array ( [id] => 19809909 [patent_doc_number] => 12241283 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Bolt lock [patent_app_type] => utility [patent_app_number] => 18/158483 [patent_app_country] => US [patent_app_date] => 2023-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3688 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18158483 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/158483
Bolt lock Jan 23, 2023 Issued
Array ( [id] => 19763523 [patent_doc_number] => 12221807 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Deadbolt assembly [patent_app_type] => utility [patent_app_number] => 18/098819 [patent_app_country] => US [patent_app_date] => 2023-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 18 [patent_no_of_words] => 9407 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18098819 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/098819
Deadbolt assembly Jan 18, 2023 Issued
Array ( [id] => 20306047 [patent_doc_number] => 12452051 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Systems and methods for hardware security module and physical safe integration [patent_app_type] => utility [patent_app_number] => 18/096783 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6629 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096783 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096783
Systems and methods for hardware security module and physical safe integration Jan 12, 2023 Issued
Array ( [id] => 19948816 [patent_doc_number] => 12320169 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Closure latch assembly with release cable arrangement having an anti-rattle mechanism [patent_app_type] => utility [patent_app_number] => 18/094391 [patent_app_country] => US [patent_app_date] => 2023-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 58 [patent_no_of_words] => 8084 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18094391 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/094391
Closure latch assembly with release cable arrangement having an anti-rattle mechanism Jan 7, 2023 Issued
Array ( [id] => 19884533 [patent_doc_number] => 12270229 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Rotation device for a turnstile [patent_app_type] => utility [patent_app_number] => 18/149555 [patent_app_country] => US [patent_app_date] => 2023-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 6572 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18149555 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/149555
Rotation device for a turnstile Jan 2, 2023 Issued
Array ( [id] => 18469573 [patent_doc_number] => 20230203857 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => DOOR HANDLE ASSEMBLY FOR VEHICLE AND METHOD FOR CONTROLLING THE SAME [patent_app_type] => utility [patent_app_number] => 18/090244 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8857 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18090244 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/090244
Door handle assembly for vehicle and method for controlling the same Dec 27, 2022 Issued
Array ( [id] => 18605449 [patent_doc_number] => 11746906 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-05 [patent_title] => Lip seals and related methods [patent_app_type] => utility [patent_app_number] => 18/088040 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 17001 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18088040 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/088040
Lip seals and related methods Dec 22, 2022 Issued
Array ( [id] => 19594577 [patent_doc_number] => 12152407 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Rekeyable lock with small increments [patent_app_type] => utility [patent_app_number] => 18/076747 [patent_app_country] => US [patent_app_date] => 2022-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 28 [patent_no_of_words] => 7605 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18076747 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/076747
Rekeyable lock with small increments Dec 6, 2022 Issued
Array ( [id] => 18279493 [patent_doc_number] => 20230094965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => SMART DOOR LOCK [patent_app_type] => utility [patent_app_number] => 18/074541 [patent_app_country] => US [patent_app_date] => 2022-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18074541 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/074541
Smart door lock Dec 4, 2022 Issued
Array ( [id] => 18462105 [patent_doc_number] => 11686391 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-06-27 [patent_title] => End seal with self-sealing insert [patent_app_type] => utility [patent_app_number] => 18/061121 [patent_app_country] => US [patent_app_date] => 2022-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 2536 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18061121 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/061121
End seal with self-sealing insert Dec 1, 2022 Issued
Array ( [id] => 19158370 [patent_doc_number] => 20240151077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => VEHICLE DOOR LATCH [patent_app_type] => utility [patent_app_number] => 18/071328 [patent_app_country] => US [patent_app_date] => 2022-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8436 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18071328 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/071328
Vehicle door latch Nov 28, 2022 Issued
Array ( [id] => 19158371 [patent_doc_number] => 20240151078 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => VEHICLE DOOR LATCH [patent_app_type] => utility [patent_app_number] => 18/071332 [patent_app_country] => US [patent_app_date] => 2022-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6839 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18071332 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/071332
Vehicle door latch Nov 28, 2022 Issued
Array ( [id] => 18392011 [patent_doc_number] => 20230160230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => Door Strike Plate Sensor [patent_app_type] => utility [patent_app_number] => 18/058428 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [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] => 18058428 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058428
Door strike plate sensor Nov 22, 2022 Issued
Array ( [id] => 19551386 [patent_doc_number] => 12135087 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Oil deflector and turbocharger [patent_app_type] => utility [patent_app_number] => 18/057403 [patent_app_country] => US [patent_app_date] => 2022-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6533 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18057403 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/057403
Oil deflector and turbocharger Nov 20, 2022 Issued
Array ( [id] => 19708919 [patent_doc_number] => 20250019061 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => MECHANISM FOR LOCKING AIRCRAFT DOOR HANDLES WITH LATERAL ESCAPE OF THE STOPS [patent_app_type] => utility [patent_app_number] => 18/712793 [patent_app_country] => US [patent_app_date] => 2022-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4042 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18712793 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/712793
MECHANISM FOR LOCKING AIRCRAFT DOOR HANDLES WITH LATERAL ESCAPE OF THE STOPS Nov 17, 2022 Pending
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