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] => 11995118 [patent_doc_number] => 20170299273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-19 [patent_title] => 'HEAT EXCHANGERS' [patent_app_type] => utility [patent_app_number] => 15/489964 [patent_app_country] => US [patent_app_date] => 2017-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3085 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15489964 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/489964
Heat exchangers Apr 17, 2017 Issued
Array ( [id] => 13494137 [patent_doc_number] => 20180298611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => Configurable Hydronic Structural Panel [patent_app_type] => utility [patent_app_number] => 15/489279 [patent_app_country] => US [patent_app_date] => 2017-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4707 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 15489279 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/489279
Configurable Hydronic Structural Panel Apr 16, 2017 Abandoned
Array ( [id] => 13491203 [patent_doc_number] => 20180297144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => INTEGRATION OF ULTRASONIC ADDITIVE MANUFACTURED THERMAL STRUCTURES IN BRAZEMENTS [patent_app_type] => utility [patent_app_number] => 15/486724 [patent_app_country] => US [patent_app_date] => 2017-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4996 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15486724 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/486724
Integration of ultrasonic additive manufactured thermal structures in brazements Apr 12, 2017 Issued
Array ( [id] => 17077870 [patent_doc_number] => 11114285 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Apparatus for exhaust cooling [patent_app_type] => utility [patent_app_number] => 15/487324 [patent_app_country] => US [patent_app_date] => 2017-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7671 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15487324 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/487324
Apparatus for exhaust cooling Apr 12, 2017 Issued
Array ( [id] => 16833053 [patent_doc_number] => 11009296 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Heat exchange conduit and heat exchanger [patent_app_type] => utility [patent_app_number] => 15/485589 [patent_app_country] => US [patent_app_date] => 2017-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 5084 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 427 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15485589 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/485589
Heat exchange conduit and heat exchanger Apr 11, 2017 Issued
Array ( [id] => 13481205 [patent_doc_number] => 20180292145 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-11 [patent_title] => COMMUNICATION-TYPE THERMAL CONDUCTION DEVICE [patent_app_type] => utility [patent_app_number] => 15/485201 [patent_app_country] => US [patent_app_date] => 2017-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2826 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 15485201 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/485201
Communication-type thermal conduction device Apr 10, 2017 Issued
Array ( [id] => 14344765 [patent_doc_number] => 20190154355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => ROTOR FOR A ROTARY PRE-HEATER FOR HIGH TEMPERATURE OPERATION [patent_app_type] => utility [patent_app_number] => 16/091288 [patent_app_country] => US [patent_app_date] => 2017-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6271 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16091288 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/091288
Rotor for a rotary pre-heater for high temperature operation Apr 4, 2017 Issued
Array ( [id] => 14216363 [patent_doc_number] => 20190120566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-25 [patent_title] => A ROTARY PRE-HEATER FOR HIGH TEMPERATURE OPERATION [patent_app_type] => utility [patent_app_number] => 16/091358 [patent_app_country] => US [patent_app_date] => 2017-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 16091358 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/091358
A ROTARY PRE-HEATER FOR HIGH TEMPERATURE OPERATION Apr 4, 2017 Abandoned
Array ( [id] => 13474717 [patent_doc_number] => 20180288901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => HEAT DISSIPATION DEVICE HAVING COMPACT VAPOR CHAMBER [patent_app_type] => utility [patent_app_number] => 15/472254 [patent_app_country] => US [patent_app_date] => 2017-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2114 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 15472254 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472254
HEAT DISSIPATION DEVICE HAVING COMPACT VAPOR CHAMBER Mar 27, 2017 Abandoned
Array ( [id] => 11993065 [patent_doc_number] => 20170297220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-19 [patent_title] => 'Cooling Device for Flat Pieces and Method for Cooling Flat Pieces' [patent_app_type] => utility [patent_app_number] => 15/471519 [patent_app_country] => US [patent_app_date] => 2017-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5464 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15471519 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/471519
Cooling Device for Flat Pieces and Method for Cooling Flat Pieces Mar 27, 2017 Abandoned
Array ( [id] => 12721657 [patent_doc_number] => 20180132386 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-10 [patent_title] => RADIATOR AND SERVER COOLING SYSTEM INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 15/472251 [patent_app_country] => US [patent_app_date] => 2017-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4451 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15472251 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472251
RADIATOR AND SERVER COOLING SYSTEM INCLUDING THE SAME Mar 27, 2017 Abandoned
Array ( [id] => 13464337 [patent_doc_number] => 20180283711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => Hydronic Wall Panel [patent_app_type] => utility [patent_app_number] => 15/472144 [patent_app_country] => US [patent_app_date] => 2017-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4190 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15472144 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/472144
Hydronic Wall Panel Mar 27, 2017 Abandoned
Array ( [id] => 13931317 [patent_doc_number] => 20190049174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-14 [patent_title] => METHOD AND SYSTEM FOR LIQUEFYING A NATURAL GAS FEED STREAM [patent_app_type] => utility [patent_app_number] => 16/086491 [patent_app_country] => US [patent_app_date] => 2017-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16086491 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/086491
METHOD AND SYSTEM FOR LIQUEFYING A NATURAL GAS FEED STREAM Mar 19, 2017 Abandoned
Array ( [id] => 16313510 [patent_doc_number] => 20200292248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => VEHICLE WITH A PASSENGER COMPARTMENT INSULATED BY A THERMAL BARRIER [patent_app_type] => utility [patent_app_number] => 16/084080 [patent_app_country] => US [patent_app_date] => 2017-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16084080 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/084080
VEHICLE WITH A PASSENGER COMPARTMENT INSULATED BY A THERMAL BARRIER Mar 8, 2017 Abandoned
Array ( [id] => 14441147 [patent_doc_number] => 20190178446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-13 [patent_title] => EXPANSION TURBINE AND COMPRESSOR-TYPE HIGH-PRESSURE HYDROGEN FILLING SYSTEM AND CONTROL METHOD FOR SAME [patent_app_type] => utility [patent_app_number] => 16/076210 [patent_app_country] => US [patent_app_date] => 2017-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4864 [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] => 16076210 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/076210
Expansion turbine and compressor-type high-pressure hydrogen filling system and control method for same Feb 8, 2017 Issued
Array ( [id] => 11937898 [patent_doc_number] => 20170242048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-24 [patent_title] => 'THERMAL STABILIZATION OF INERTIAL MEASUREMENT UNITS' [patent_app_type] => utility [patent_app_number] => 15/420910 [patent_app_country] => US [patent_app_date] => 2017-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10501 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15420910 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/420910
Thermal stabilization of inertial measurement units Jan 30, 2017 Issued
Array ( [id] => 13712525 [patent_doc_number] => 20170367217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-21 [patent_title] => Liquid Cooling Radiation System and Liquid Radiator Thereof [patent_app_type] => utility [patent_app_number] => 15/541706 [patent_app_country] => US [patent_app_date] => 2017-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4259 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15541706 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/541706
Liquid cooling radiation system and liquid radiator thereof Jan 10, 2017 Issued
Array ( [id] => 11694922 [patent_doc_number] => 20170170639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'DEVICE FOR COOLING HOT GASES IN A HIGH-VOLTAGE EQUIPMENT' [patent_app_type] => utility [patent_app_number] => 15/377199 [patent_app_country] => US [patent_app_date] => 2016-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1904 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15377199 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/377199
Device for cooling hot gases in a high-voltage equipment Dec 12, 2016 Issued
Array ( [id] => 11707538 [patent_doc_number] => 20170176037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'SUPPLY AIR SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/376862 [patent_app_country] => US [patent_app_date] => 2016-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4100 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15376862 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/376862
SUPPLY AIR SYSTEM Dec 12, 2016 Abandoned
Array ( [id] => 12816655 [patent_doc_number] => 20180164055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-14 [patent_title] => HEAT EXCHANGER WITH SLIDING APERTURE VALVE [patent_app_type] => utility [patent_app_number] => 15/372606 [patent_app_country] => US [patent_app_date] => 2016-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2738 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15372606 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/372606
Heat exchanger with sliding aperture valve Dec 7, 2016 Issued
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