Search

Randall E. Chin

Examiner (ID: 17418, Phone: (571)272-1270 , Office: P/3723 )

Most Active Art Unit
3723
Art Unit(s)
3723, 3405, 1744, 2402, 2899
Total Applications
3276
Issued Applications
2426
Pending Applications
137
Abandoned Applications
726

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20060454 [patent_doc_number] => 20250198676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => SYSTEM AND METHOD FOR IDENTIFYING A REFRIGERANT LEAK IN MULTIPLE REFRIGERATION CIRCUITS WITH ONE OR MORE COMPRESSORS [patent_app_type] => utility [patent_app_number] => 19/070003 [patent_app_country] => US [patent_app_date] => 2025-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19070003 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/070003
SYSTEM AND METHOD FOR IDENTIFYING A REFRIGERANT LEAK IN MULTIPLE REFRIGERATION CIRCUITS WITH ONE OR MORE COMPRESSORS Mar 3, 2025 Pending
Array ( [id] => 20135613 [patent_doc_number] => 20250242657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => TEMPERATURE CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 19/033480 [patent_app_country] => US [patent_app_date] => 2025-01-22 [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] => -4 [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] => 19033480 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/033480
TEMPERATURE CONTROL SYSTEM Jan 21, 2025 Pending
Array ( [id] => 20337231 [patent_doc_number] => 20250341351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-06 [patent_title] => HEAT PUMP, SYSTEMS, AND METHODS FOR OPERATING THE SAME [patent_app_type] => utility [patent_app_number] => 19/024214 [patent_app_country] => US [patent_app_date] => 2025-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1160 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19024214 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/024214
HEAT PUMP, SYSTEMS, AND METHODS FOR OPERATING THE SAME Jan 15, 2025 Pending
Array ( [id] => 20137013 [patent_doc_number] => 20250244057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => HEAT PUMP, SYSTEMS, AND METHODS FOR OPERATING THE SAME [patent_app_type] => utility [patent_app_number] => 19/024220 [patent_app_country] => US [patent_app_date] => 2025-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1159 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19024220 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/024220
HEAT PUMP, SYSTEMS, AND METHODS FOR OPERATING THE SAME Jan 15, 2025 Pending
Array ( [id] => 20804369 [patent_doc_number] => 12669271 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-30 [patent_title] => Heat reclaim system [patent_app_type] => utility [patent_app_number] => 19/119382 [patent_app_country] => US [patent_app_date] => 2025-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 2376 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19119382 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/119382
Heat reclaim system Jan 2, 2025 Issued
Array ( [id] => 19999449 [patent_doc_number] => 20250137671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => AIR CONDITIONER AND CONTROL METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 19/009256 [patent_app_country] => US [patent_app_date] => 2025-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 19009256 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/009256
AIR CONDITIONER AND CONTROL METHOD THEREFOR Jan 2, 2025 Pending
Array ( [id] => 19999477 [patent_doc_number] => 20250137699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => REFRIGERATION CYCLE DEVICE [patent_app_type] => utility [patent_app_number] => 19/005719 [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] => 10886 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19005719 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/005719
REFRIGERATION CYCLE DEVICE Dec 29, 2024 Pending
Array ( [id] => 19891131 [patent_doc_number] => 20250116443 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => REFRIGERANT AMOUNT MEASUREMENT SYSTEM AND REFRIGERANT USE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/981806 [patent_app_country] => US [patent_app_date] => 2024-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14719 [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] => 18981806 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/981806
REFRIGERANT AMOUNT MEASUREMENT SYSTEM AND REFRIGERANT USE SYSTEM Dec 15, 2024 Pending
Array ( [id] => 19877641 [patent_doc_number] => 20250109898 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => LOW AMBIENT TEMPERATURE HEAT PUMP WATER HEATER SYSTEMS, HEAT EXCHANGERS, AND METHODS THERETO [patent_app_type] => utility [patent_app_number] => 18/979475 [patent_app_country] => US [patent_app_date] => 2024-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12622 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18979475 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/979475
LOW AMBIENT TEMPERATURE HEAT PUMP WATER HEATER SYSTEMS, HEAT EXCHANGERS, AND METHODS THERETO Dec 11, 2024 Pending
Array ( [id] => 20050964 [patent_doc_number] => 20250189186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => DRINKABLE ICE BANK SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/973710 [patent_app_country] => US [patent_app_date] => 2024-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2300 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18973710 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/973710
DRINKABLE ICE BANK SYSTEMS AND METHODS Dec 8, 2024 Pending
Array ( [id] => 20067779 [patent_doc_number] => 20250206001 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => SYSTEM AND METHOD FOR CLOSING OPENINGS [patent_app_type] => utility [patent_app_number] => 18/973873 [patent_app_country] => US [patent_app_date] => 2024-12-09 [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] => -16 [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] => 18973873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/973873
SYSTEM AND METHOD FOR CLOSING OPENINGS Dec 8, 2024 Pending
Array ( [id] => 20040189 [patent_doc_number] => 20250178411 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => CONDITIONING APPARATUS FOR A MOTOR VEHICLE [patent_app_type] => utility [patent_app_number] => 18/965228 [patent_app_country] => US [patent_app_date] => 2024-12-02 [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] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18965228 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/965228
CONDITIONING APPARATUS FOR A MOTOR VEHICLE Dec 1, 2024 Pending
18/868108 COOLING SYSTEM Nov 20, 2024 Pending
Array ( [id] => 20025939 [patent_doc_number] => 20250164161 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => NEAR-ISOTHERMAL COMPRESSION, AND SYSTEMS AND METHODS WITH NEAR-ISOTHERMAL COMPRESSION [patent_app_type] => utility [patent_app_number] => 18/950725 [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] => 9046 [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] => 18950725 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/950725
NEAR-ISOTHERMAL COMPRESSION, AND SYSTEMS AND METHODS WITH NEAR-ISOTHERMAL COMPRESSION Nov 17, 2024 Pending
Array ( [id] => 19863423 [patent_doc_number] => 20250102209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => PRESSURE RELIEF ARRANGEMENT IN REFRIGERANT CIRCUITS [patent_app_type] => utility [patent_app_number] => 18/944223 [patent_app_country] => US [patent_app_date] => 2024-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3104 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18944223 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/944223
PRESSURE RELIEF ARRANGEMENT IN REFRIGERANT CIRCUITS Nov 11, 2024 Pending
Array ( [id] => 20025909 [patent_doc_number] => 20250164131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => AIR-CONDITIONING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/943276 [patent_app_country] => US [patent_app_date] => 2024-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2203 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18943276 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/943276
AIR-CONDITIONING SYSTEM Nov 10, 2024 Pending
Array ( [id] => 19771061 [patent_doc_number] => 20250052487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => ARTIFICIAL INTELLIGENCE REFRIGERATOR AND OPERATING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/932856 [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] => 12934 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18932856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/932856
ARTIFICIAL INTELLIGENCE REFRIGERATOR AND OPERATING METHOD THEREFOR Oct 30, 2024 Pending
Array ( [id] => 20149892 [patent_doc_number] => 20250249730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => VEHICLE AIR CONDITIONING SYSTEM AND METHOD FOR CONTROLLING SAME [patent_app_type] => utility [patent_app_number] => 18/926488 [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] => 8254 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18926488 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/926488
VEHICLE AIR CONDITIONING SYSTEM AND METHOD FOR CONTROLLING SAME Oct 24, 2024 Pending
Array ( [id] => 20280467 [patent_doc_number] => 20250305709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => THERMOSTAT BACKPLATE [patent_app_type] => utility [patent_app_number] => 18/923332 [patent_app_country] => US [patent_app_date] => 2024-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18923332 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/923332
THERMOSTAT BACKPLATE Oct 21, 2024 Pending
Array ( [id] => 19877622 [patent_doc_number] => 20250109879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => CONTROL SYSTEM FOR HVAC BLOWER [patent_app_type] => utility [patent_app_number] => 18/900359 [patent_app_country] => US [patent_app_date] => 2024-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16998 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18900359 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/900359
CONTROL SYSTEM FOR HVAC BLOWER Sep 26, 2024 Pending
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