Search

Daniel D. Chang

Examiner (ID: 17449, Phone: (571)272-1801 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
0, 2819, 2844
Total Applications
2536
Issued Applications
2316
Pending Applications
106
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20230302 [patent_doc_number] => 12418967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Luminaire safety system [patent_app_type] => utility [patent_app_number] => 19/079178 [patent_app_country] => US [patent_app_date] => 2025-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19079178 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/079178
Luminaire safety system Mar 12, 2025 Issued
Array ( [id] => 20191090 [patent_doc_number] => 12402228 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Ambient lamp apparatus and lighting-effect layer coordinated playback method and device, medium [patent_app_type] => utility [patent_app_number] => 19/015577 [patent_app_country] => US [patent_app_date] => 2025-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5748 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19015577 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/015577
Ambient lamp apparatus and lighting-effect layer coordinated playback method and device, medium Jan 8, 2025 Issued
Array ( [id] => 20191094 [patent_doc_number] => 12402232 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Splicing lamp, detection executing method, and detection driving method [patent_app_type] => utility [patent_app_number] => 18/984779 [patent_app_country] => US [patent_app_date] => 2024-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 6651 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18984779 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/984779
Splicing lamp, detection executing method, and detection driving method Dec 16, 2024 Issued
Array ( [id] => 20521842 [patent_doc_number] => 20260045951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-12 [patent_title] => LOGIC DRIVE WITH BRAIN-LIKE ELASTICITY AND INTEGRALITY BASED ON STANDARD COMMODITY FPGA IC CHIPS USING NON-VOLATILE MEMORY CELLS [patent_app_type] => utility [patent_app_number] => 18/964444 [patent_app_country] => US [patent_app_date] => 2024-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 237021 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18964444 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/964444
LOGIC DRIVE WITH BRAIN-LIKE ELASTICITY AND INTEGRALITY BASED ON STANDARD COMMODITY FPGA IC CHIPS USING NON-VOLATILE MEMORY CELLS Nov 30, 2024 Pending
Array ( [id] => 19823099 [patent_doc_number] => 20250081306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => SYSTEM AND METHOD OF COMMISSIONING A BUILDING CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/956706 [patent_app_country] => US [patent_app_date] => 2024-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9638 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18956706 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/956706
SYSTEM AND METHOD OF COMMISSIONING A BUILDING CONTROL SYSTEM Nov 21, 2024 Pending
Array ( [id] => 19850368 [patent_doc_number] => 20250095719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => RESISTANCE CALIBRATION CIRCUIT, RESISTANCE CALIBRATION METHOD, AND MEMORY [patent_app_type] => utility [patent_app_number] => 18/950189 [patent_app_country] => US [patent_app_date] => 2024-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14599 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18950189 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/950189
RESISTANCE CALIBRATION CIRCUIT, RESISTANCE CALIBRATION METHOD, AND MEMORY Nov 17, 2024 Pending
Array ( [id] => 19804857 [patent_doc_number] => 20250070782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => APPARATUSES AND METHODS FOR IDENTIFYING MEMORY DEVICES OF A SEMICONDUCTOR DEVICE SHARING AN EXTERNAL RESISTANCE [patent_app_type] => utility [patent_app_number] => 18/948223 [patent_app_country] => US [patent_app_date] => 2024-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7974 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18948223 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/948223
APPARATUSES AND METHODS FOR IDENTIFYING MEMORY DEVICES OF A SEMICONDUCTOR DEVICE SHARING AN EXTERNAL RESISTANCE Nov 13, 2024 Pending
Array ( [id] => 20236369 [patent_doc_number] => 20250293688 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => ACTIVE GATE DRIVER [patent_app_type] => utility [patent_app_number] => 18/940244 [patent_app_country] => US [patent_app_date] => 2024-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1143 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18940244 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/940244
ACTIVE GATE DRIVER Nov 6, 2024 Pending
Array ( [id] => 20020395 [patent_doc_number] => 20250158617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => CLOCK SIGNAL DETECTION CIRCUIT, CORRESPONDING ELECTRONIC DEVICE AND METHOD OF OPERATION [patent_app_type] => utility [patent_app_number] => 18/938809 [patent_app_country] => US [patent_app_date] => 2024-11-06 [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] => -12 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18938809 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/938809
CLOCK SIGNAL DETECTION CIRCUIT, CORRESPONDING ELECTRONIC DEVICE AND METHOD OF OPERATION Nov 5, 2024 Pending
Array ( [id] => 20009691 [patent_doc_number] => 20250147913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => TWO-STAGE DATA SERIALIZATION [patent_app_type] => utility [patent_app_number] => 18/934506 [patent_app_country] => US [patent_app_date] => 2024-11-01 [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] => -19 [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] => 18934506 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/934506
TWO-STAGE DATA SERIALIZATION Oct 31, 2024 Pending
Array ( [id] => 19749854 [patent_doc_number] => 20250038419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => CUBESAT ANTENNA AND METHOD OF FORMING [patent_app_type] => utility [patent_app_number] => 18/911968 [patent_app_country] => US [patent_app_date] => 2024-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8321 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18911968 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/911968
CUBESAT ANTENNA AND METHOD OF FORMING Oct 9, 2024 Pending
Array ( [id] => 19881161 [patent_doc_number] => 20250113418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => VEHICULAR CABIN MONITORING SYSTEM WITH LIGHT CONTROL BASED ON OCCUPANT LOCATION [patent_app_type] => utility [patent_app_number] => 18/904108 [patent_app_country] => US [patent_app_date] => 2024-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -37 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18904108 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/904108
VEHICULAR CABIN MONITORING SYSTEM WITH LIGHT CONTROL BASED ON OCCUPANT LOCATION Oct 1, 2024 Pending
Array ( [id] => 19698352 [patent_doc_number] => 20250016897 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/895335 [patent_app_country] => US [patent_app_date] => 2024-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18895335 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/895335
DISPLAY APPARATUS Sep 23, 2024 Pending
Array ( [id] => 20236374 [patent_doc_number] => 20250293693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => SEMICONDUCTOR DEVICE AND SEMICONDUCTOR SYSTEM INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/882190 [patent_app_country] => US [patent_app_date] => 2024-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2391 [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] => 18882190 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/882190
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR SYSTEM INCLUDING THE SAME Sep 10, 2024 Pending
Array ( [id] => 19788849 [patent_doc_number] => 20250062528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-20 [patent_title] => COMMUNICATION DEVICE COMPRISING A RETROREFLECTIVE STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/820756 [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] => 5592 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18820756 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/820756
COMMUNICATION DEVICE COMPRISING A RETROREFLECTIVE STRUCTURE Aug 29, 2024 Pending
Array ( [id] => 19987583 [patent_doc_number] => 20250125805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => GPIO CIRCUIT AND CHIP [patent_app_type] => utility [patent_app_number] => 18/809896 [patent_app_country] => US [patent_app_date] => 2024-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6407 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18809896 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/809896
GPIO CIRCUIT AND CHIP Aug 19, 2024 Pending
Array ( [id] => 20515196 [patent_doc_number] => 20260039299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-05 [patent_title] => MULTIPLE OR SINGLE VOLTAGE DOMAIN LOGIC GATE CIRCUITRY [patent_app_type] => utility [patent_app_number] => 18/789475 [patent_app_country] => US [patent_app_date] => 2024-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7667 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18789475 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/789475
MULTIPLE OR SINGLE VOLTAGE DOMAIN LOGIC GATE CIRCUITRY Jul 29, 2024 Pending
Array ( [id] => 19590907 [patent_doc_number] => 20240388464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => CONTROLLING GROUPS OF ELECTRICAL LOADS VIA MULTICAST AND/OR UNICAST MESSAGES [patent_app_type] => utility [patent_app_number] => 18/785242 [patent_app_country] => US [patent_app_date] => 2024-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12357 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18785242 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/785242
CONTROLLING GROUPS OF ELECTRICAL LOADS VIA MULTICAST AND/OR UNICAST MESSAGES Jul 25, 2024 Pending
Array ( [id] => 20442954 [patent_doc_number] => 12513799 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Off-fixture lighting control circuit [patent_app_type] => utility [patent_app_number] => 18/784419 [patent_app_country] => US [patent_app_date] => 2024-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 29 [patent_no_of_words] => 15248 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18784419 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/784419
Off-fixture lighting control circuit Jul 24, 2024 Issued
Array ( [id] => 19852702 [patent_doc_number] => 20250098053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => MUSIC VISUALIZATION METHOD FOR LIGHT SHOW AND APPARATUS THEREOF [patent_app_type] => utility [patent_app_number] => 18/782597 [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] => 12335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18782597 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/782597
MUSIC VISUALIZATION METHOD FOR LIGHT SHOW AND APPARATUS THEREOF Jul 23, 2024 Pending
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