Search

Daniel D. Chang

Examiner (ID: 15751, Phone: (571)272-1801 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2844, 2819, 0, 2845
Total Applications
2558
Issued Applications
2332
Pending Applications
107
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20052229 [patent_doc_number] => 20250190451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => INFORMATION PROCESSING APPARATUS, METHOD, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/773876 [patent_app_country] => US [patent_app_date] => 2024-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18773876 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/773876
INFORMATION PROCESSING APPARATUS, METHOD, AND STORAGE MEDIUM Jul 15, 2024 Pending
Array ( [id] => 20461444 [patent_doc_number] => 20260010873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-08 [patent_title] => BI-DIRECTIONAL SYNCHRONIZATION BETWEEN HETEROGENEOUS DATA SOURCES IN DISTRIBUTED CONTENT CREATION ENVIRONMENTS [patent_app_type] => utility [patent_app_number] => 18/761927 [patent_app_country] => US [patent_app_date] => 2024-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18761927 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/761927
BI-DIRECTIONAL SYNCHRONIZATION BETWEEN HETEROGENEOUS DATA SOURCES IN DISTRIBUTED CONTENT CREATION ENVIRONMENTS Jul 1, 2024 Pending
Array ( [id] => 19772169 [patent_doc_number] => 20250053595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => ACTIVATION ACCELERATOR FOR NEURAL NETWORK ACCELERATOR [patent_app_type] => utility [patent_app_number] => 18/758244 [patent_app_country] => US [patent_app_date] => 2024-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25164 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18758244 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/758244
ACTIVATION ACCELERATOR FOR NEURAL NETWORK ACCELERATOR Jun 27, 2024 Pending
Array ( [id] => 20428386 [patent_doc_number] => 20250390479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => DIVERSE RETRIEVAL IN VECTOR DATABASES USING A MAXIMUM DISPERSION METHOD [patent_app_type] => utility [patent_app_number] => 18/752956 [patent_app_country] => US [patent_app_date] => 2024-06-25 [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] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18752956 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/752956
DIVERSE RETRIEVAL IN VECTOR DATABASES USING A MAXIMUM DISPERSION METHOD Jun 24, 2024 Pending
Array ( [id] => 20428380 [patent_doc_number] => 20250390473 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => SCHEMA RELATIONSHIP DISCOVERY [patent_app_type] => utility [patent_app_number] => 18/752753 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18752753 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/752753
Schema relationship discovery Jun 23, 2024 Issued
Array ( [id] => 19482286 [patent_doc_number] => 20240330328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => DATA PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/741744 [patent_app_country] => US [patent_app_date] => 2024-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13944 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18741744 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/741744
DATA PROCESSING METHOD Jun 11, 2024 Pending
Array ( [id] => 20351636 [patent_doc_number] => 20250348488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => QUERY MANAGEMENT TOOL AND METHODS [patent_app_type] => utility [patent_app_number] => 18/657973 [patent_app_country] => US [patent_app_date] => 2024-05-08 [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] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18657973 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/657973
QUERY MANAGEMENT TOOL AND METHODS May 7, 2024 Pending
Array ( [id] => 20338044 [patent_doc_number] => 20250342164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-06 [patent_title] => COMPUTING TABLE-LEVEL TIMESTAMPS USING MULTIPLE KEY RANGES [patent_app_type] => utility [patent_app_number] => 18/656204 [patent_app_country] => US [patent_app_date] => 2024-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11068 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18656204 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656204
COMPUTING TABLE-LEVEL TIMESTAMPS USING MULTIPLE KEY RANGES May 5, 2024 Pending
Array ( [id] => 20258002 [patent_doc_number] => 12430352 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Methods and system for detecting unmanaged resources in cloud-based data warehousing system [patent_app_type] => utility [patent_app_number] => 18/654777 [patent_app_country] => US [patent_app_date] => 2024-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 18274 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18654777 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/654777
Methods and system for detecting unmanaged resources in cloud-based data warehousing system May 2, 2024 Issued
Array ( [id] => 20310921 [patent_doc_number] => 20250328550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => ENTITY RELATIONSHIP DIAGRAM GENERATION FOR DATABASES [patent_app_type] => utility [patent_app_number] => 18/640346 [patent_app_country] => US [patent_app_date] => 2024-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3618 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18640346 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/640346
ENTITY RELATIONSHIP DIAGRAM GENERATION FOR DATABASES Apr 18, 2024 Pending
Array ( [id] => 19383219 [patent_doc_number] => 20240273089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => RECORD PROCESS STORAGE SYSTEM AND METHOD WITH AUTOMATIC BUFFER INTERVAL UPDATES [patent_app_type] => utility [patent_app_number] => 18/630045 [patent_app_country] => US [patent_app_date] => 2024-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 55583 [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] => 18630045 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/630045
Record process storage system and method with automatic buffer interval updates Apr 8, 2024 Issued
Array ( [id] => 20234460 [patent_doc_number] => 20250291779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => METADATA PAGE ALLOCATION BY STORING A PORTION OF A BITMAP OF METADATA PAGES IN MEMORY [patent_app_type] => utility [patent_app_number] => 18/604622 [patent_app_country] => US [patent_app_date] => 2024-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3577 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18604622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/604622
METADATA PAGE ALLOCATION BY STORING A PORTION OF A BITMAP OF METADATA PAGES IN MEMORY Mar 13, 2024 Pending
Array ( [id] => 20344940 [patent_doc_number] => 12468672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Database schema relationship analysis system [patent_app_type] => utility [patent_app_number] => 18/595492 [patent_app_country] => US [patent_app_date] => 2024-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5331 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18595492 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/595492
Database schema relationship analysis system Mar 4, 2024 Issued
Array ( [id] => 20208684 [patent_doc_number] => 20250278404 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => SEPARATED DATABASE MANAGEMENT [patent_app_type] => utility [patent_app_number] => 18/595351 [patent_app_country] => US [patent_app_date] => 2024-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3285 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18595351 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/595351
SEPARATED DATABASE MANAGEMENT Mar 3, 2024 Pending
Array ( [id] => 20087425 [patent_doc_number] => 20250217361 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => Geospatial Query Caching [patent_app_type] => utility [patent_app_number] => 18/590167 [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] => 9496 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18590167 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/590167
Geospatial query caching Feb 27, 2024 Issued
Array ( [id] => 19334503 [patent_doc_number] => 20240248933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => INFORMATION MANAGEMENT DEVICE, INFORMATION MANAGEMENT SYSTEM AND METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/444822 [patent_app_country] => US [patent_app_date] => 2024-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12149 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18444822 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/444822
INFORMATION MANAGEMENT DEVICE, INFORMATION MANAGEMENT SYSTEM AND METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM Feb 18, 2024 Abandoned
Array ( [id] => 19320346 [patent_doc_number] => 20240241890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => MACHINE LEARNING BASED DATA MANAGEMENT [patent_app_type] => utility [patent_app_number] => 18/411920 [patent_app_country] => US [patent_app_date] => 2024-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12804 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18411920 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/411920
MACHINE LEARNING BASED DATA MANAGEMENT Jan 11, 2024 Pending
Array ( [id] => 19235976 [patent_doc_number] => 20240193171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => ASSISTANCE SYSTEM, ASSISTANCE METHOD, AND RECORDING MEDIUM FOR ASSISTING IN IDENTIFYING TOPIC IN CONVERSATION BETWEEN CUSTOMER AND OPERATOR [patent_app_type] => utility [patent_app_number] => 18/531021 [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] => 9475 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18531021 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531021
ASSISTANCE SYSTEM, ASSISTANCE METHOD, AND RECORDING MEDIUM FOR ASSISTING IN IDENTIFYING TOPIC IN CONVERSATION BETWEEN CUSTOMER AND OPERATOR Dec 5, 2023 Abandoned
Array ( [id] => 19971211 [patent_doc_number] => 12339824 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Append-only optimized database using sorted radix tries [patent_app_type] => utility [patent_app_number] => 18/373610 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 6509 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18373610 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/373610
Append-only optimized database using sorted radix tries Sep 26, 2023 Issued
Array ( [id] => 20494338 [patent_doc_number] => 12536208 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Computer-based interactive prompt variation generator [patent_app_type] => utility [patent_app_number] => 18/472421 [patent_app_country] => US [patent_app_date] => 2023-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3274 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18472421 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/472421
Computer-based interactive prompt variation generator Sep 21, 2023 Issued
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