Search

Daniel D. Chang

Examiner (ID: 509, Phone: (571)272-1801 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
0, 2819, 2845, 2844
Total Applications
2559
Issued Applications
2335
Pending Applications
103
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20566535 [patent_doc_number] => 20260060452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => FIELD-INSTALLABLE REFRIGERATED CABINET KIT WITH ON-CABINET REFRIGERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 19/380547 [patent_app_country] => US [patent_app_date] => 2025-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13772 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [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] => 19380547 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/380547
FIELD-INSTALLABLE REFRIGERATED CABINET KIT WITH ON-CABINET REFRIGERATION SYSTEM Nov 4, 2025 Pending
Array ( [id] => 20008478 [patent_doc_number] => 20250146700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => AIR-CONDITIONING DEVICE, CONTROL METHOD AND DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 19/019034 [patent_app_country] => US [patent_app_date] => 2025-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 19019034 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/019034
AIR-CONDITIONING DEVICE, CONTROL METHOD AND DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM Jan 12, 2025 Pending
Array ( [id] => 20086191 [patent_doc_number] => 20250216127 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => COOLING-HEATING UNITS WITH PRIORITIZED LOADING, SYSTEM THEREOF, AND METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 19/005374 [patent_app_country] => US [patent_app_date] => 2024-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7867 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 19005374 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/005374
COOLING-HEATING UNITS WITH PRIORITIZED LOADING, SYSTEM THEREOF, AND METHOD THEREOF Dec 29, 2024 Pending
Array ( [id] => 20722042 [patent_doc_number] => 20260138745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-05-21 [patent_title] => SYSTEM FOR PRE-COOLING AIR SUPPLIED TO AN AIRCRAFT ENVIRONMENTAL CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/948637 [patent_app_country] => US [patent_app_date] => 2024-11-15 [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] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18948637 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/948637
SYSTEM FOR PRE-COOLING AIR SUPPLIED TO AN AIRCRAFT ENVIRONMENTAL CONTROL SYSTEM Nov 14, 2024 Pending
Array ( [id] => 19817753 [patent_doc_number] => 20250075960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => FREEZER SYSTEM [patent_app_type] => utility [patent_app_number] => 18/831311 [patent_app_country] => US [patent_app_date] => 2024-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12265 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18831311 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/831311
FREEZER SYSTEM Oct 30, 2024 Pending
Array ( [id] => 20518227 [patent_doc_number] => 20260042331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-12 [patent_title] => GOLF VEHICLE ACCESSORY [patent_app_type] => utility [patent_app_number] => 18/926886 [patent_app_country] => US [patent_app_date] => 2024-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18926886 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/926886
GOLF VEHICLE ACCESSORY Oct 24, 2024 Pending
Array ( [id] => 19752165 [patent_doc_number] => 20250040730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => FIELD-INSTALLABLE REFRIGERATED CABINET KIT WITH ON-CABINET REFRIGERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/918447 [patent_app_country] => US [patent_app_date] => 2024-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19004 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 18918447 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/918447
FIELD-INSTALLABLE REFRIGERATED CABINET KIT WITH ON-CABINET REFRIGERATION SYSTEM Oct 16, 2024 Pending
Array ( [id] => 20640325 [patent_doc_number] => 20260098679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-09 [patent_title] => EVAPORATOR FOR AIR-SOURCE HEAT PUMPS [patent_app_type] => utility [patent_app_number] => 18/907715 [patent_app_country] => US [patent_app_date] => 2024-10-07 [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] => -10 [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] => 18907715 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/907715
EVAPORATOR FOR AIR-SOURCE HEAT PUMPS Oct 6, 2024 Pending
Array ( [id] => 20397194 [patent_doc_number] => 20250372669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => THERMAL MANAGEMENT SYSTEM OF FUEL ELECTRIC VEHICLE AND CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/908342 [patent_app_country] => US [patent_app_date] => 2024-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4716 [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] => 18908342 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/908342
THERMAL MANAGEMENT SYSTEM OF FUEL ELECTRIC VEHICLE AND CONTROL METHOD THEREOF Oct 6, 2024 Pending
Array ( [id] => 19982193 [patent_doc_number] => 20250120415 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => MACHINE FOR MAKING AND DISPENSING FOOD EMULSIONS [patent_app_type] => utility [patent_app_number] => 18/905964 [patent_app_country] => US [patent_app_date] => 2024-10-03 [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] => -16 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18905964 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/905964
MACHINE FOR MAKING AND DISPENSING FOOD EMULSIONS Oct 2, 2024 Pending
Array ( [id] => 19877609 [patent_doc_number] => 20250109866 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => AIR CONDITIONING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/897395 [patent_app_country] => US [patent_app_date] => 2024-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10158 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18897395 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/897395
AIR CONDITIONING APPARATUS Sep 25, 2024 Pending
Array ( [id] => 19714500 [patent_doc_number] => 20250024642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => IMMERSION COOLING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/896001 [patent_app_country] => US [patent_app_date] => 2024-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6494 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18896001 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/896001
IMMERSION COOLING SYSTEM Sep 24, 2024 Pending
Array ( [id] => 19863372 [patent_doc_number] => 20250102158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => AIR CONDITIONER OUTDOOR UNIT AND AIR CONDITIONER [patent_app_type] => utility [patent_app_number] => 18/890119 [patent_app_country] => US [patent_app_date] => 2024-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6821 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18890119 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/890119
AIR CONDITIONER OUTDOOR UNIT AND AIR CONDITIONER Sep 18, 2024 Pending
Array ( [id] => 19817727 [patent_doc_number] => 20250075934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => AIR CONDITIONER AND METHOD OF CONTROLLING AIR CONDITIONER [patent_app_type] => utility [patent_app_number] => 18/812509 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18812509 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/812509
AIR CONDITIONER AND METHOD OF CONTROLLING AIR CONDITIONER Aug 21, 2024 Pending
Array ( [id] => 20556171 [patent_doc_number] => 20260055952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-26 [patent_title] => COMPRESSOR MOUNTING ASSEMBLY FOR A REFRIGERATOR APPLIANCE [patent_app_type] => utility [patent_app_number] => 18/811238 [patent_app_country] => US [patent_app_date] => 2024-08-21 [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] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18811238 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/811238
COMPRESSOR MOUNTING ASSEMBLY FOR A REFRIGERATOR APPLIANCE Aug 20, 2024 Pending
Array ( [id] => 20556170 [patent_doc_number] => 20260055951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-26 [patent_title] => SYSTEMS AND METHODS FOR DEFROSTING AN OUTDOOR HEAT EXCHANGER OF A HEAT PUMP [patent_app_type] => utility [patent_app_number] => 18/809539 [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] => 8023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18809539 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/809539
SYSTEMS AND METHODS FOR DEFROSTING AN OUTDOOR HEAT EXCHANGER OF A HEAT PUMP Aug 19, 2024 Pending
Array ( [id] => 20702182 [patent_doc_number] => 12624885 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Rapid chill and freeze cabinet [patent_app_type] => utility [patent_app_number] => 18/831125 [patent_app_country] => US [patent_app_date] => 2024-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18831125 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/831125
Rapid chill and freeze cabinet Jul 29, 2024 Issued
Array ( [id] => 20499683 [patent_doc_number] => 20260029142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-29 [patent_title] => CONDENSATE MANAGEMENT SYSTEM FOR AN AIR CONDITIONER APPLIANCE [patent_app_type] => utility [patent_app_number] => 18/784136 [patent_app_country] => US [patent_app_date] => 2024-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3367 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18784136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/784136
CONDENSATE MANAGEMENT SYSTEM FOR AN AIR CONDITIONER APPLIANCE Jul 24, 2024 Pending
Array ( [id] => 20499730 [patent_doc_number] => 20260029189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-29 [patent_title] => WATER DELIVERY SYSTEM FOR A REFRIGERATOR APPLIANCE [patent_app_type] => utility [patent_app_number] => 18/783990 [patent_app_country] => US [patent_app_date] => 2024-07-25 [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] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18783990 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/783990
WATER DELIVERY SYSTEM FOR A REFRIGERATOR APPLIANCE Jul 24, 2024 Pending
Array ( [id] => 19572788 [patent_doc_number] => 20240377080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => PHOTOVOLTAIC-PHASE CHANGE ENERGY STORAGE SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/781642 [patent_app_country] => US [patent_app_date] => 2024-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8392 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18781642 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/781642
Photovoltaic-phase change energy storage system and method Jul 22, 2024 Issued
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