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] => 19282640 [patent_doc_number] => 20240219115 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => DYNAMIC RATE LIMITER FOR LOAD SHARING APPLICATION [patent_app_type] => utility [patent_app_number] => 18/147559 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7078 [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] => 18147559 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/147559
Dynamic rate limiter for load sharing application Dec 27, 2022 Issued
Array ( [id] => 19746811 [patent_doc_number] => 20250035376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => FACILITY FOR PRODUCING LIQUID CO2 AND BIOMETHANE WITH A MEANS FOR PREVENTING THE BUILD-UP OF HYDROGEN AND OXYGEN [patent_app_type] => utility [patent_app_number] => 18/717230 [patent_app_country] => US [patent_app_date] => 2022-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2393 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18717230 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/717230
FACILITY FOR PRODUCING LIQUID CO2 AND BIOMETHANE WITH A MEANS FOR PREVENTING THE BUILD-UP OF HYDROGEN AND OXYGEN Dec 5, 2022 Pending
Array ( [id] => 19724858 [patent_doc_number] => 20250027609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => CRYOGENIC VESSEL ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 18/716711 [patent_app_country] => US [patent_app_date] => 2022-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7402 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18716711 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/716711
CRYOGENIC VESSEL ARRANGEMENT Dec 4, 2022 Pending
Array ( [id] => 18498358 [patent_doc_number] => 20230221063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => PORTABLE REFRIGERATOR AND MAIN REFRIGERATOR HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 17/987291 [patent_app_country] => US [patent_app_date] => 2022-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7393 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17987291 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/987291
Portable refrigerator and main refrigerator having the same Nov 14, 2022 Issued
Array ( [id] => 18193354 [patent_doc_number] => 20230046873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => Packed-Screen Type Magnetocaloric Element [patent_app_type] => utility [patent_app_number] => 17/979010 [patent_app_country] => US [patent_app_date] => 2022-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17979010 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/979010
Packed-screen type magnetocaloric element Nov 1, 2022 Issued
Array ( [id] => 18346511 [patent_doc_number] => 20230134621 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => Carbon Capture System and Method with Exhaust Gas Recirculation [patent_app_type] => utility [patent_app_number] => 18/051583 [patent_app_country] => US [patent_app_date] => 2022-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3912 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18051583 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/051583
Carbon capture system and method with exhaust gas recirculation Oct 31, 2022 Issued
Array ( [id] => 18351080 [patent_doc_number] => 20230139191 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => HYDROGEN TANK, METHOD OF COOLING A HYDROGEN TANK, AND VEHICLE HAVING A HYDROGEN DRIVE AND HYDROGEN TANK [patent_app_type] => utility [patent_app_number] => 17/976938 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4267 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17976938 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/976938
Hydrogen tank, method of cooling a hydrogen tank, and vehicle having a hydrogen drive and hydrogen tank Oct 30, 2022 Issued
Array ( [id] => 19424459 [patent_doc_number] => 12083853 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Heating, ventilation, and air conditioning system for vehicle [patent_app_type] => utility [patent_app_number] => 17/974273 [patent_app_country] => US [patent_app_date] => 2022-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 9518 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17974273 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/974273
Heating, ventilation, and air conditioning system for vehicle Oct 25, 2022 Issued
Array ( [id] => 18338017 [patent_doc_number] => 20230129966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => GAS ENERGIZED SEAL FOR GIFFORD-MCMAHON EXPANDER [patent_app_type] => utility [patent_app_number] => 17/969138 [patent_app_country] => US [patent_app_date] => 2022-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5802 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 17969138 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/969138
Gas energized seal for Gifford-McMahon expander Oct 18, 2022 Issued
Array ( [id] => 18322894 [patent_doc_number] => 20230121022 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => EXTENDABLE CONDUCTOR FOR THERMAL MANAGEMENT [patent_app_type] => utility [patent_app_number] => 18/047927 [patent_app_country] => US [patent_app_date] => 2022-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8667 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18047927 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/047927
Extendable conductor for thermal management Oct 18, 2022 Issued
Array ( [id] => 20316556 [patent_doc_number] => 12455100 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Cryocooler with transient thermal storage [patent_app_type] => utility [patent_app_number] => 17/962048 [patent_app_country] => US [patent_app_date] => 2022-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17962048 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/962048
Cryocooler with transient thermal storage Oct 6, 2022 Issued
Array ( [id] => 19090378 [patent_doc_number] => 11951803 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => HVAC system for cargo vehicle [patent_app_type] => utility [patent_app_number] => 17/961485 [patent_app_country] => US [patent_app_date] => 2022-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6547 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 334 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17961485 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/961485
HVAC system for cargo vehicle Oct 5, 2022 Issued
Array ( [id] => 20101039 [patent_doc_number] => 20250230975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => INTEGRATED LIQUEFIED NATURAL GAS (LNG) PRODUCTION FACILITY ON A GRAVITY-BASED STRUCTURE (GBS) [patent_app_type] => utility [patent_app_number] => 18/705096 [patent_app_country] => US [patent_app_date] => 2022-09-22 [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] => -7 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18705096 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/705096
INTEGRATED LIQUEFIED NATURAL GAS (LNG) PRODUCTION FACILITY ON A GRAVITY-BASED STRUCTURE (GBS) Sep 21, 2022 Pending
Array ( [id] => 19050168 [patent_doc_number] => 20240092137 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => THERMAL MANAGEMENT SYSTEM FOR A VEHICLE [patent_app_type] => utility [patent_app_number] => 17/949468 [patent_app_country] => US [patent_app_date] => 2022-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5744 [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] => 17949468 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/949468
Thermal management system for a vehicle Sep 20, 2022 Issued
Array ( [id] => 19056970 [patent_doc_number] => 20240098939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => NON-CONTACT THERMAL RADIATION SHIELD INTERFACE [patent_app_type] => utility [patent_app_number] => 17/934194 [patent_app_country] => US [patent_app_date] => 2022-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4341 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17934194 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/934194
Non-contact thermal radiation shield interface Sep 20, 2022 Issued
Array ( [id] => 19572742 [patent_doc_number] => 20240377034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => SYSTEM COMPRISING A CRYOGENIC CONTAINER AND A HEAT EXCHANGER WITH A CONNECTION BLOCK [patent_app_type] => utility [patent_app_number] => 18/691183 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11030 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18691183 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/691183
SYSTEM COMPRISING A CRYOGENIC CONTAINER AND A HEAT EXCHANGER WITH A CONNECTION BLOCK Sep 14, 2022 Pending
Array ( [id] => 19361712 [patent_doc_number] => 20240263746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => SYSTEM COMPRISING A CRYOGENIC CONTAINER FOR THE TEMPORARY REDUCTION OF PRESSURE LOSSES [patent_app_type] => utility [patent_app_number] => 18/691333 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8138 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18691333 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/691333
SYSTEM COMPRISING A CRYOGENIC CONTAINER FOR THE TEMPORARY REDUCTION OF PRESSURE LOSSES Sep 14, 2022 Pending
Array ( [id] => 20329066 [patent_doc_number] => 12459328 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Supplemental aerodynamic heat exchanger for a vehicle [patent_app_type] => utility [patent_app_number] => 17/931239 [patent_app_country] => US [patent_app_date] => 2022-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 22 [patent_no_of_words] => 3295 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17931239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/931239
Supplemental aerodynamic heat exchanger for a vehicle Sep 11, 2022 Issued
Array ( [id] => 19608483 [patent_doc_number] => 12157346 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-03 [patent_title] => Recovery heat exchanger in an environmental control system [patent_app_type] => utility [patent_app_number] => 17/941862 [patent_app_country] => US [patent_app_date] => 2022-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 7695 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 512 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17941862 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/941862
Recovery heat exchanger in an environmental control system Sep 8, 2022 Issued
Array ( [id] => 18485933 [patent_doc_number] => 20230213273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => INTEGRATED INDUSTRIAL UNIT [patent_app_type] => utility [patent_app_number] => 17/896967 [patent_app_country] => US [patent_app_date] => 2022-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17896967 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/896967
INTEGRATED INDUSTRIAL UNIT Aug 25, 2022 Abandoned
Menu