Search

Kun Kai Ma

Examiner (ID: 13714, Phone: (571)270-3530 , Office: P/3744 )

Most Active Art Unit
3763
Art Unit(s)
3744, 3763
Total Applications
970
Issued Applications
716
Pending Applications
106
Abandoned Applications
173

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16392110 [patent_doc_number] => 20200333051 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-22 [patent_title] => REFRIGERATION CYCLE [patent_app_type] => utility [patent_app_number] => 16/954973 [patent_app_country] => US [patent_app_date] => 2018-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 44077 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16954973 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/954973
REFRIGERATION CYCLE Dec 9, 2018 Abandoned
Array ( [id] => 16558175 [patent_doc_number] => 20210003323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => REFRIGERATION CYCLE APPARATUS [patent_app_type] => utility [patent_app_number] => 16/955465 [patent_app_country] => US [patent_app_date] => 2018-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 65102 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16955465 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/955465
REFRIGERATION CYCLE APPARATUS Dec 9, 2018 Abandoned
Array ( [id] => 16744147 [patent_doc_number] => 10969126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-06 [patent_title] => Direct evaporative cooling system with precise temperature control [patent_app_type] => utility [patent_app_number] => 16/207456 [patent_app_country] => US [patent_app_date] => 2018-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 22 [patent_no_of_words] => 8254 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16207456 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/207456
Direct evaporative cooling system with precise temperature control Dec 2, 2018 Issued
Array ( [id] => 19106587 [patent_doc_number] => 11959675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Air-conditioning apparatus [patent_app_type] => utility [patent_app_number] => 17/273418 [patent_app_country] => US [patent_app_date] => 2018-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5937 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17273418 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/273418
Air-conditioning apparatus Nov 27, 2018 Issued
Array ( [id] => 16742419 [patent_doc_number] => 10967390 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-06 [patent_title] => Efficient showerhead with purge outlet [patent_app_type] => utility [patent_app_number] => 16/201179 [patent_app_country] => US [patent_app_date] => 2018-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4035 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16201179 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/201179
Efficient showerhead with purge outlet Nov 26, 2018 Issued
Array ( [id] => 16550602 [patent_doc_number] => 10883755 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-05 [patent_title] => Refrigerator [patent_app_type] => utility [patent_app_number] => 16/201574 [patent_app_country] => US [patent_app_date] => 2018-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9141 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16201574 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/201574
Refrigerator Nov 26, 2018 Issued
Array ( [id] => 18118334 [patent_doc_number] => 11549721 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Heat exchange unit and air-conditioning apparatus including the same [patent_app_type] => utility [patent_app_number] => 16/763429 [patent_app_country] => US [patent_app_date] => 2018-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 50 [patent_no_of_words] => 17435 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16763429 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/763429
Heat exchange unit and air-conditioning apparatus including the same Nov 19, 2018 Issued
Array ( [id] => 14344641 [patent_doc_number] => 20190154293 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => AIR CONDITIONING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/196714 [patent_app_country] => US [patent_app_date] => 2018-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16196714 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/196714
Air conditioning system Nov 19, 2018 Issued
Array ( [id] => 15933515 [patent_doc_number] => 20200158391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => Expansion Valve With Selectable Operation Modes [patent_app_type] => utility [patent_app_number] => 16/197233 [patent_app_country] => US [patent_app_date] => 2018-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6900 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16197233 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/197233
Expansion valve with selectable operation modes Nov 19, 2018 Issued
Array ( [id] => 14344629 [patent_doc_number] => 20190154287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => Humidifier Control Systems and Methods [patent_app_type] => utility [patent_app_number] => 16/196703 [patent_app_country] => US [patent_app_date] => 2018-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24907 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16196703 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/196703
Humidifier control systems and methods Nov 19, 2018 Issued
Array ( [id] => 16416288 [patent_doc_number] => 10824177 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-03 [patent_title] => Thermal wax bypass valve utilizing rigid seal carrier [patent_app_type] => utility [patent_app_number] => 16/195373 [patent_app_country] => US [patent_app_date] => 2018-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1247 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 16195373 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/195373
Thermal wax bypass valve utilizing rigid seal carrier Nov 18, 2018 Issued
Array ( [id] => 16689444 [patent_doc_number] => 20210071921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => ELECTRONIC EXPANSION VALVE [patent_app_type] => utility [patent_app_number] => 16/763491 [patent_app_country] => US [patent_app_date] => 2018-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5671 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16763491 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/763491
Electronic expansion valve Nov 12, 2018 Issued
Array ( [id] => 17939355 [patent_doc_number] => 11473801 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-18 [patent_title] => Multi-split system and method and apparatus for adjusting oil volume of compressor of multi-split system [patent_app_type] => utility [patent_app_number] => 16/626573 [patent_app_country] => US [patent_app_date] => 2018-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 8209 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 413 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16626573 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/626573
Multi-split system and method and apparatus for adjusting oil volume of compressor of multi-split system Nov 7, 2018 Issued
Array ( [id] => 13989299 [patent_doc_number] => 20190063807 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => Helium Management Control System [patent_app_type] => utility [patent_app_number] => 16/173623 [patent_app_country] => US [patent_app_date] => 2018-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16173623 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/173623
Helium management control system Oct 28, 2018 Issued
Array ( [id] => 15884771 [patent_doc_number] => 10648719 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-12 [patent_title] => Heating, ventilating, air conditioning, and refrigeration system with simultaneous sub-cooling and superheat control [patent_app_type] => utility [patent_app_number] => 16/163855 [patent_app_country] => US [patent_app_date] => 2018-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2789 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16163855 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/163855
Heating, ventilating, air conditioning, and refrigeration system with simultaneous sub-cooling and superheat control Oct 17, 2018 Issued
Array ( [id] => 16682483 [patent_doc_number] => 10941953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-09 [patent_title] => HVAC system and method of circulating flammable refrigerant [patent_app_type] => utility [patent_app_number] => 16/162934 [patent_app_country] => US [patent_app_date] => 2018-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 6438 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16162934 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/162934
HVAC system and method of circulating flammable refrigerant Oct 16, 2018 Issued
Array ( [id] => 16291041 [patent_doc_number] => 10767882 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-08 [patent_title] => Refrigerant pump down for an HVAC system [patent_app_type] => utility [patent_app_number] => 16/163260 [patent_app_country] => US [patent_app_date] => 2018-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7395 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16163260 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/163260
Refrigerant pump down for an HVAC system Oct 16, 2018 Issued
Array ( [id] => 14187111 [patent_doc_number] => 20190113260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-18 [patent_title] => OPTIMIZATION SENSOR AND POOL HEATER UTILIZING SAME AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 16/159190 [patent_app_country] => US [patent_app_date] => 2018-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2235 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16159190 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/159190
Optimization sensor and pool heater utilizing same and related methods Oct 11, 2018 Issued
Array ( [id] => 16534900 [patent_doc_number] => 10877498 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-29 [patent_title] => Excess flow and thermal valve [patent_app_type] => utility [patent_app_number] => 16/155923 [patent_app_country] => US [patent_app_date] => 2018-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3416 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16155923 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/155923
Excess flow and thermal valve Oct 9, 2018 Issued
Array ( [id] => 17251937 [patent_doc_number] => 11187420 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Portable misting system [patent_app_type] => utility [patent_app_number] => 16/487724 [patent_app_country] => US [patent_app_date] => 2018-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6438 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16487724 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/487724
Portable misting system Sep 13, 2018 Issued
Menu