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] => 18588780 [patent_doc_number] => 11737649 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Apparatus for heat dissipation and use of such apparatus [patent_app_type] => utility [patent_app_number] => 17/010958 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 5639 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17010958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/010958
Apparatus for heat dissipation and use of such apparatus Sep 2, 2020 Issued
Array ( [id] => 18006006 [patent_doc_number] => 20220364772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => TRANS-CRITICAL THERMODYNAMIC SYSTEM AND METHOD FOR REMOVING SOLUTES FROM FLUID [patent_app_type] => utility [patent_app_number] => 17/761429 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7818 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17761429 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/761429
Trans-critical thermodynamic system and method for removing solutes from fluid Sep 2, 2020 Issued
Array ( [id] => 18058983 [patent_doc_number] => 20220390069 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => CORNER STRUCTURE OF LIQUEFIED GAS STORAGE TANK [patent_app_type] => utility [patent_app_number] => 17/783646 [patent_app_country] => US [patent_app_date] => 2020-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783646 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783646
Corner structure of liquefied gas storage tank Sep 1, 2020 Issued
Array ( [id] => 20173824 [patent_doc_number] => 12392563 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Flexible mat with fluid conduit, method of manufacture thereof and apparatus for the manufacture thereof [patent_app_type] => utility [patent_app_number] => 17/006611 [patent_app_country] => US [patent_app_date] => 2020-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2294 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17006611 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/006611
Flexible mat with fluid conduit, method of manufacture thereof and apparatus for the manufacture thereof Aug 27, 2020 Issued
Array ( [id] => 16809202 [patent_doc_number] => 20210131755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => AUTOMATIC WASHING APPARATUS FOR HEAT EXCHANGER BUNDLE [patent_app_type] => utility [patent_app_number] => 17/004269 [patent_app_country] => US [patent_app_date] => 2020-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17004269 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/004269
Automatic washing apparatus for heat exchanger bundle Aug 26, 2020 Issued
Array ( [id] => 16658411 [patent_doc_number] => 20210055048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => PROCESS AND APPARATUS FOR PRODUCTION OF CARBON MONOXIDE BY PARTIAL CONDENSATION [patent_app_type] => utility [patent_app_number] => 16/998362 [patent_app_country] => US [patent_app_date] => 2020-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16998362 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/998362
PROCESS AND APPARATUS FOR PRODUCTION OF CARBON MONOXIDE BY PARTIAL CONDENSATION Aug 19, 2020 Abandoned
Array ( [id] => 17784176 [patent_doc_number] => 11407284 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Enhanced vehicle operation [patent_app_type] => utility [patent_app_number] => 16/996299 [patent_app_country] => US [patent_app_date] => 2020-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 15239 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16996299 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/996299
Enhanced vehicle operation Aug 17, 2020 Issued
Array ( [id] => 17429442 [patent_doc_number] => 20220057151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => FLEXIBLE TUBE CLEANING LANCE POSITIONER FRAME APPARATUS [patent_app_type] => utility [patent_app_number] => 16/996689 [patent_app_country] => US [patent_app_date] => 2020-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4212 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16996689 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/996689
Flexible tube cleaning lance positioner frame apparatus Aug 17, 2020 Issued
Array ( [id] => 17852886 [patent_doc_number] => 20220282928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => Cost Effective Heat Exchangers for Thermochemical Biomass Conversion. [patent_app_type] => utility [patent_app_number] => 17/632533 [patent_app_country] => US [patent_app_date] => 2020-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9240 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17632533 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632533
Cost Effective Heat Exchangers for Thermochemical Biomass Conversion. Aug 3, 2020 Pending
Array ( [id] => 17831233 [patent_doc_number] => 20220268537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => SELF CLEANING FILTERING APPARATUS FOR PLATE HEAT EXCHANGERS [patent_app_type] => utility [patent_app_number] => 17/631511 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4921 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17631511 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/631511
SELF CLEANING FILTERING APPARATUS FOR PLATE HEAT EXCHANGERS Jul 29, 2020 Abandoned
Array ( [id] => 18341611 [patent_doc_number] => 11639082 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-02 [patent_title] => Vehicle climate control system and method for controlling the same [patent_app_type] => utility [patent_app_number] => 16/943141 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 12517 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16943141 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/943141
Vehicle climate control system and method for controlling the same Jul 29, 2020 Issued
Array ( [id] => 19473763 [patent_doc_number] => 12103839 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Liquid cryogen delivery and injection control apparatus [patent_app_type] => utility [patent_app_number] => 16/940424 [patent_app_country] => US [patent_app_date] => 2020-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5750 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16940424 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/940424
Liquid cryogen delivery and injection control apparatus Jul 27, 2020 Issued
Array ( [id] => 19180552 [patent_doc_number] => 11987130 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Working machine [patent_app_type] => utility [patent_app_number] => 16/937571 [patent_app_country] => US [patent_app_date] => 2020-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6221 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16937571 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/937571
Working machine Jul 22, 2020 Issued
Array ( [id] => 16585944 [patent_doc_number] => 20210020346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => Method for Operating a Cooling System of a Transformer [patent_app_type] => utility [patent_app_number] => 16/928095 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9580 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16928095 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928095
Method for Operating a Cooling System of a Transformer Jul 13, 2020 Abandoned
Array ( [id] => 16809192 [patent_doc_number] => 20210131745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => Thermal Energy Storage and Retrieval System [patent_app_type] => utility [patent_app_number] => 16/926640 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16926640 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/926640
Thermal Energy Storage and Retrieval System Jul 9, 2020 Pending
Array ( [id] => 17831212 [patent_doc_number] => 20220268516 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => COOLING AND/OR LIQUEFYING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/632992 [patent_app_country] => US [patent_app_date] => 2020-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4015 [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] => 17632992 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632992
COOLING AND/OR LIQUEFYING SYSTEM AND METHOD Jul 7, 2020 Abandoned
Array ( [id] => 16560217 [patent_doc_number] => 20210005366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => Cryogenic Analytical Systems and Methods [patent_app_type] => utility [patent_app_number] => 16/918719 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3739 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 16918719 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/918719
Cryogenic Analytical Systems and Methods Jun 30, 2020 Pending
Array ( [id] => 16396238 [patent_doc_number] => 20200337179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-22 [patent_title] => EXPANDABLE HEAT SINK [patent_app_type] => utility [patent_app_number] => 16/914096 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9152 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16914096 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/914096
EXPANDABLE HEAT SINK Jun 25, 2020 Abandoned
Array ( [id] => 18460951 [patent_doc_number] => 11685231 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-27 [patent_title] => HVAC-module [patent_app_type] => utility [patent_app_number] => 16/914265 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6100 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 523 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16914265 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/914265
HVAC-module Jun 25, 2020 Issued
Array ( [id] => 17273760 [patent_doc_number] => 20210379958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => IN-VEHICLE COMPUTER, HEAT DISSIPATING SYSTEM THEREOF, AND VEHICLE WITH THE IN-VEHICLE COMPUTER [patent_app_type] => utility [patent_app_number] => 16/903328 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2999 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16903328 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903328
IN-VEHICLE COMPUTER, HEAT DISSIPATING SYSTEM THEREOF, AND VEHICLE WITH THE IN-VEHICLE COMPUTER Jun 15, 2020 Abandoned
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