Search

Umar Cheema

Supervisory Patent Examiner (ID: 2729, Phone: (571)270-3037 , Office: P/2454 )

Most Active Art Unit
2444
Art Unit(s)
2454, 2456, 2458, 2444, 2144
Total Applications
274
Issued Applications
165
Pending Applications
18
Abandoned Applications
94

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18260233 [patent_doc_number] => 11607924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Control system for a heating system and method for operating a heating system [patent_app_type] => utility [patent_app_number] => 16/824117 [patent_app_country] => US [patent_app_date] => 2020-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 9413 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16824117 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/824117
Control system for a heating system and method for operating a heating system Mar 18, 2020 Issued
Array ( [id] => 17110609 [patent_doc_number] => 20210291206 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => RECIPROCATING SPRAY CLEANING SYSTEM FOR AIR-COOLED HEAT EXCHANGERS [patent_app_type] => utility [patent_app_number] => 16/824336 [patent_app_country] => US [patent_app_date] => 2020-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16824336 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/824336
Reciprocating spray cleaning system for air-cooled heat exchangers Mar 18, 2020 Issued
Array ( [id] => 17596636 [patent_doc_number] => 20220146210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => THERMAL ENERGY STORAGE SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/438576 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17438576 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/438576
THERMAL ENERGY STORAGE SYSTEMS Mar 12, 2020 Abandoned
Array ( [id] => 17096185 [patent_doc_number] => 20210283976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => ACCUMULATOR PRESSURE DROP REGULATION SYSTEM FOR A HEAT PUMP [patent_app_type] => utility [patent_app_number] => 16/817073 [patent_app_country] => US [patent_app_date] => 2020-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4462 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16817073 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/817073
Accumulator pressure drop regulation system for a heat pump Mar 11, 2020 Issued
Array ( [id] => 17721365 [patent_doc_number] => 20220214086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => HEAT EXCHANGER WITH FILTER, FOR REFRIGERANT FLUID LOOP [patent_app_type] => utility [patent_app_number] => 17/438631 [patent_app_country] => US [patent_app_date] => 2020-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17438631 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/438631
Heat exchanger with filter, for refrigerant fluid loop Mar 9, 2020 Issued
Array ( [id] => 17066652 [patent_doc_number] => 20210268867 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => SMART VEHICLE HEATING AND COOLING SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 16/806072 [patent_app_country] => US [patent_app_date] => 2020-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16806072 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/806072
Smart vehicle heating and cooling systems and methods Mar 1, 2020 Issued
Array ( [id] => 19623528 [patent_doc_number] => 12162328 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Temperature control device, in particular cooling device for a motor vehicle [patent_app_type] => utility [patent_app_number] => 17/435281 [patent_app_country] => US [patent_app_date] => 2020-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3212 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17435281 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/435281
Temperature control device, in particular cooling device for a motor vehicle Mar 1, 2020 Issued
Array ( [id] => 17051523 [patent_doc_number] => 20210260957 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM AND A METHOD FOR DETECTING CABIN AIR FILTER USAGE [patent_app_type] => utility [patent_app_number] => 16/797006 [patent_app_country] => US [patent_app_date] => 2020-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6487 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16797006 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/797006
Heating, ventilation, and air conditioning system and a method for detecting cabin air filter usage Feb 20, 2020 Issued
Array ( [id] => 16254567 [patent_doc_number] => 20200263941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => FLEXIBLE LANCE DRIVE POSITIONER APPARATUS [patent_app_type] => utility [patent_app_number] => 16/791396 [patent_app_country] => US [patent_app_date] => 2020-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6223 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16791396 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/791396
Flexible lance drive positioner apparatus Feb 13, 2020 Issued
Array ( [id] => 17400649 [patent_doc_number] => 20220042739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => REFRIGERATOR CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/433721 [patent_app_country] => US [patent_app_date] => 2020-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15150 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17433721 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433721
Refrigerator control method Feb 12, 2020 Issued
Array ( [id] => 16020925 [patent_doc_number] => 20200185306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => LIQUID COOLING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/789892 [patent_app_country] => US [patent_app_date] => 2020-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4345 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 465 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16789892 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/789892
LIQUID COOLING SYSTEM Feb 12, 2020 Abandoned
Array ( [id] => 17596612 [patent_doc_number] => 20220146186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => REFRIGERATOR FOR FRONT DOOR [patent_app_type] => utility [patent_app_number] => 17/433272 [patent_app_country] => US [patent_app_date] => 2020-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6157 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17433272 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433272
REFRIGERATOR FOR FRONT DOOR Feb 12, 2020 Abandoned
Array ( [id] => 18274230 [patent_doc_number] => 11613155 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Air-conditioning unit [patent_app_type] => utility [patent_app_number] => 16/788776 [patent_app_country] => US [patent_app_date] => 2020-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 7343 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16788776 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/788776
Air-conditioning unit Feb 11, 2020 Issued
Array ( [id] => 17577981 [patent_doc_number] => 20220134836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => HEATING, VENTILATION AND/OR AIR-CONDITIONING DEVICE FOR A MOTOR VEHICLE [patent_app_type] => utility [patent_app_number] => 17/429234 [patent_app_country] => US [patent_app_date] => 2020-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3655 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17429234 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/429234
HEATING, VENTILATION AND/OR AIR-CONDITIONING DEVICE FOR A MOTOR VEHICLE Feb 4, 2020 Pending
Array ( [id] => 16241528 [patent_doc_number] => 20200258762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => TEMPERATURE CONTROL APPARATUS [patent_app_type] => utility [patent_app_number] => 16/783013 [patent_app_country] => US [patent_app_date] => 2020-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12362 [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] => 16783013 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/783013
TEMPERATURE CONTROL APPARATUS Feb 4, 2020 Abandoned
Array ( [id] => 17997300 [patent_doc_number] => 11498391 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-15 [patent_title] => Air conditioner [patent_app_type] => utility [patent_app_number] => 16/775058 [patent_app_country] => US [patent_app_date] => 2020-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 11630 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 478 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16775058 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/775058
Air conditioner Jan 27, 2020 Issued
Array ( [id] => 16205801 [patent_doc_number] => 20200238791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => SELF-VENTING REFRIGERANT COIL [patent_app_type] => utility [patent_app_number] => 16/750342 [patent_app_country] => US [patent_app_date] => 2020-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2921 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16750342 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/750342
SELF-VENTING REFRIGERANT COIL Jan 22, 2020 Abandoned
Array ( [id] => 16207731 [patent_doc_number] => 20200240721 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => HEAT EXCHANGER WITH MULTIPASS FLUID FLOW PASSAGES [patent_app_type] => utility [patent_app_number] => 16/750177 [patent_app_country] => US [patent_app_date] => 2020-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16750177 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/750177
Heat exchanger with multipass fluid flow passages Jan 22, 2020 Issued
Array ( [id] => 18733850 [patent_doc_number] => 11802574 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => Soundproof cover of a compressor [patent_app_type] => utility [patent_app_number] => 16/743838 [patent_app_country] => US [patent_app_date] => 2020-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7366 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16743838 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/743838
Soundproof cover of a compressor Jan 14, 2020 Issued
Array ( [id] => 15897013 [patent_doc_number] => 20200148025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-14 [patent_title] => AIR-CONDITIONING UNIT FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 16/741052 [patent_app_country] => US [patent_app_date] => 2020-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17953 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16741052 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/741052
Air-conditioning unit for vehicle Jan 12, 2020 Issued
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