
Zhaohui Yang
Examiner (ID: 6818, Phone: (571)270-7527 , Office: P/2468 )
| Most Active Art Unit | 2468 |
| Art Unit(s) | 2468 |
| Total Applications | 466 |
| Issued Applications | 302 |
| Pending Applications | 75 |
| Abandoned Applications | 104 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 18013792
[patent_doc_number] => 11506077
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[patent_kind] => B2
[patent_issue_date] => 2022-11-22
[patent_title] => Inflatable device with guiding mechanism for effective engine cleaning
[patent_app_type] => utility
[patent_app_number] => 17/167435
[patent_app_country] => US
[patent_app_date] => 2021-02-04
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Array
(
[id] => 18273995
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[patent_kind] => B2
[patent_issue_date] => 2023-03-28
[patent_title] => Method and composition for pulse dose cleaning of process streams
[patent_app_type] => utility
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[patent_app_country] => US
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Array
(
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[patent_kind] => A1
[patent_issue_date] => 2021-07-29
[patent_title] => METHOD OF CLEANING REACTION TUBE, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND SUBSTRATE PROCESSING APPARATUS
[patent_app_type] => utility
[patent_app_number] => 17/155877
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Array
(
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[patent_issue_date] => 2021-07-29
[patent_title] => Coupled High and Low-Frequency Ultrasound Systems and Methods for Remediation of Contaminated Solids
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Array
(
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[patent_title] => Lint exhaust duct cleaning tool and method for cleaning a clothes dryer ventilation system
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Array
(
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[patent_issue_date] => 2021-09-30
[patent_title] => METHODS AND SYSTEMS FOR ONLINE CLEANING OF BEVERAGE FILLERS
[patent_app_type] => utility
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Array
(
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[patent_title] => Steam Hose with Internal Liner for Chemical Cleaning
[patent_app_type] => utility
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Array
(
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[patent_title] => Method of processing semiconductor device
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/111476 | Method of processing semiconductor device | Dec 2, 2020 | Issued |
Array
(
[id] => 16870389
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[patent_issue_date] => 2021-06-03
[patent_title] => CLEANING LIQUID COMPOSITION
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Array
(
[id] => 16837736
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[patent_title] => PROCESSING SYSTEM FOR POWDERS, AND METHOD FOR DECONTAMINATION OF SUCH A PROCESSING SYSTEM
[patent_app_type] => utility
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Array
(
[id] => 16806639
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[patent_title] => METHOD FOR TREATING A SEMICONDUCTOR DEVICE
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Array
(
[id] => 18008447
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[patent_title] => SUBSTRATE CLEANING METHOD AND SUBSTRATE CLEANING DEVICE
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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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