Search

Chun Cao

Examiner (ID: 9798, Phone: (571)272-3664 , Office: P/2115 )

Most Active Art Unit
2115
Art Unit(s)
2782, 2185, 2115, 2182
Total Applications
1728
Issued Applications
1413
Pending Applications
106
Abandoned Applications
223

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19708624 [patent_doc_number] => 20250018766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => DEVICE FOR PROTECTING AN AIR CONDITIONING SYSTEM OF A VEHICLE [patent_app_type] => utility [patent_app_number] => 18/898212 [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] => 5988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18898212 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/898212
DEVICE FOR PROTECTING AN AIR CONDITIONING SYSTEM OF A VEHICLE Sep 25, 2024 Pending
Array ( [id] => 20025960 [patent_doc_number] => 20250164182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => HOUSEHOLD APPLIANCE INCLUDING A CAMERA DISPOSED ON A SUPPORT PART BY A SNAP-FIT CONNECTION, AND MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/896002 [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] => 2242 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18896002 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/896002
HOUSEHOLD APPLIANCE INCLUDING A CAMERA DISPOSED ON A SUPPORT PART BY A SNAP-FIT CONNECTION, AND MANUFACTURING METHOD Sep 24, 2024 Pending
Array ( [id] => 19999319 [patent_doc_number] => 20250137541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => Rotational Valves for Hot Water Systems [patent_app_type] => utility [patent_app_number] => 18/896084 [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] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18896084 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/896084
Rotational Valves for Hot Water Systems Sep 24, 2024 Pending
Array ( [id] => 20151308 [patent_doc_number] => 20250251146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => DEHUMIDIFIER [patent_app_type] => utility [patent_app_number] => 18/826325 [patent_app_country] => US [patent_app_date] => 2024-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11404 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18826325 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/826325
DEHUMIDIFIER Sep 5, 2024 Pending
Array ( [id] => 19616173 [patent_doc_number] => 20240401853 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => REFRIGERATION SYSTEM AND REFRIGERATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/807088 [patent_app_country] => US [patent_app_date] => 2024-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6413 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18807088 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/807088
REFRIGERATION SYSTEM AND REFRIGERATION DEVICE Aug 15, 2024 Pending
Array ( [id] => 20542858 [patent_doc_number] => 20260049748 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-19 [patent_title] => DUAL TEMPERATURE REFRIGERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/807008 [patent_app_country] => US [patent_app_date] => 2024-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18807008 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/807008
DUAL TEMPERATURE REFRIGERATION SYSTEM Aug 15, 2024 Pending
Array ( [id] => 19587348 [patent_doc_number] => 20240384905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => SERVICE TOOLS AND SYSTEMS FOR PROCESSING FLUID THROUGH A FLUID ACCESS PORT [patent_app_type] => utility [patent_app_number] => 18/786161 [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] => 10208 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18786161 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/786161
SERVICE TOOLS AND SYSTEMS FOR PROCESSING FLUID THROUGH A FLUID ACCESS PORT Jul 25, 2024 Pending
Array ( [id] => 19723424 [patent_doc_number] => 20250026175 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => METHOD AND DEVICE FOR CONTROLLING AIR CONDITIONING OUTLET OF VEHICLE, AND VEHICLE [patent_app_type] => utility [patent_app_number] => 18/776742 [patent_app_country] => US [patent_app_date] => 2024-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14735 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18776742 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/776742
METHOD AND DEVICE FOR CONTROLLING AIR CONDITIONING OUTLET OF VEHICLE, AND VEHICLE Jul 17, 2024 Pending
Array ( [id] => 19557448 [patent_doc_number] => 20240369240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => AIR-CONDITIONING SYSTEM WITH VARIABLE SUBCOOLING [patent_app_type] => utility [patent_app_number] => 18/771017 [patent_app_country] => US [patent_app_date] => 2024-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4893 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18771017 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/771017
Air-conditioning system with variable subcooling Jul 11, 2024 Issued
Array ( [id] => 19572807 [patent_doc_number] => 20240377099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => AIR PURIFIER WITH HUMIDIFICATION FUNCTION [patent_app_type] => utility [patent_app_number] => 18/765372 [patent_app_country] => US [patent_app_date] => 2024-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8163 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18765372 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/765372
AIR PURIFIER WITH HUMIDIFICATION FUNCTION Jul 7, 2024 Pending
Array ( [id] => 19529262 [patent_doc_number] => 20240353164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => NO-FROST HEAT PUMP [patent_app_type] => utility [patent_app_number] => 18/762909 [patent_app_country] => US [patent_app_date] => 2024-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2637 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18762909 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/762909
NO-FROST HEAT PUMP Jul 2, 2024 Pending
Array ( [id] => 19693953 [patent_doc_number] => 20250012498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => MOTOR DRIVE SYSTEM AND CONTROL METHOD FOR CHILLER UNIT [patent_app_type] => utility [patent_app_number] => 18/761589 [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] => 4927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18761589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/761589
MOTOR DRIVE SYSTEM AND CONTROL METHOD FOR CHILLER UNIT Jul 1, 2024 Pending
Array ( [id] => 19480606 [patent_doc_number] => 20240328648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => VENTILATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/742652 [patent_app_country] => US [patent_app_date] => 2024-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18742652 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/742652
VENTILATION SYSTEM Jun 12, 2024 Pending
Array ( [id] => 19723421 [patent_doc_number] => 20250026172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => SWITCHING DEVICE AND THERMAL MANAGEMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/735509 [patent_app_country] => US [patent_app_date] => 2024-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18735509 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/735509
SWITCHING DEVICE AND THERMAL MANAGEMENT SYSTEM Jun 5, 2024 Pending
Array ( [id] => 19465210 [patent_doc_number] => 20240318879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => HEAT PUMP SYSTEM [patent_app_type] => utility [patent_app_number] => 18/736015 [patent_app_country] => US [patent_app_date] => 2024-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7845 [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] => 18736015 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/736015
HEAT PUMP SYSTEM Jun 5, 2024 Pending
Array ( [id] => 19465195 [patent_doc_number] => 20240318864 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => Heating, Ventilation, and Air Conditioning System with Tiered Multi-Level Base Pan [patent_app_type] => utility [patent_app_number] => 18/733541 [patent_app_country] => US [patent_app_date] => 2024-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6325 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18733541 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/733541
Heating, ventilation, and air conditioning system with tiered multi-level base pan Jun 3, 2024 Issued
Array ( [id] => 19449965 [patent_doc_number] => 20240310095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => CRYOCOOLER DIAGNOSTIC SYSTEM, CRYOCOOLER, AND CRYOCOOLER DIAGNOSTIC METHOD [patent_app_type] => utility [patent_app_number] => 18/670736 [patent_app_country] => US [patent_app_date] => 2024-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8338 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18670736 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/670736
CRYOCOOLER DIAGNOSTIC SYSTEM, CRYOCOOLER, AND CRYOCOOLER DIAGNOSTIC METHOD May 21, 2024 Pending
Array ( [id] => 20159035 [patent_doc_number] => 12385655 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Indirect evaporative cooling air conditioner [patent_app_type] => utility [patent_app_number] => 18/663091 [patent_app_country] => US [patent_app_date] => 2024-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18663091 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/663091
Indirect evaporative cooling air conditioner May 13, 2024 Issued
Array ( [id] => 20350602 [patent_doc_number] => 20250347454 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => METHOD OF FLOW CONTROL FOR LOW AMBIENT HEAT PUMP USING WET INJECTION CIRCUIT [patent_app_type] => utility [patent_app_number] => 18/659290 [patent_app_country] => US [patent_app_date] => 2024-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18659290 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/659290
METHOD OF FLOW CONTROL FOR LOW AMBIENT HEAT PUMP USING WET INJECTION CIRCUIT May 8, 2024 Pending
Array ( [id] => 20006756 [patent_doc_number] => 20250144978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => THERMAL MANAGEMENT SYSTEM FOR A VEHICLE [patent_app_type] => utility [patent_app_number] => 18/659622 [patent_app_country] => US [patent_app_date] => 2024-05-09 [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] => -11 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18659622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/659622
THERMAL MANAGEMENT SYSTEM FOR A VEHICLE May 8, 2024 Pending
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