
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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
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Array
(
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[patent_doc_number] => 20210291206
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[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
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Array
(
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[patent_doc_number] => 20220146210
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[patent_issue_date] => 2022-05-12
[patent_title] => THERMAL ENERGY STORAGE SYSTEMS
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Array
(
[id] => 17096185
[patent_doc_number] => 20210283976
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[patent_issue_date] => 2021-09-16
[patent_title] => ACCUMULATOR PRESSURE DROP REGULATION SYSTEM FOR A HEAT PUMP
[patent_app_type] => utility
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Array
(
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[patent_doc_number] => 20220214086
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[patent_issue_date] => 2022-07-07
[patent_title] => HEAT EXCHANGER WITH FILTER, FOR REFRIGERANT FLUID LOOP
[patent_app_type] => utility
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Array
(
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[patent_doc_number] => 20210268867
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[patent_issue_date] => 2021-09-02
[patent_title] => SMART VEHICLE HEATING AND COOLING SYSTEMS AND METHODS
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Array
(
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[patent_title] => Temperature control device, in particular cooling device for a motor vehicle
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Array
(
[id] => 17051523
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[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
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Array
(
[id] => 16254567
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[patent_title] => FLEXIBLE LANCE DRIVE POSITIONER APPARATUS
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Array
(
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[patent_title] => REFRIGERATOR CONTROL METHOD
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Array
(
[id] => 16020925
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[patent_title] => LIQUID COOLING SYSTEM
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Array
(
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Array
(
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Array
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Array
(
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Array
(
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Array
(
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Array
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Array
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Array
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