
Hoi Ching Lau
Examiner (ID: 1833, Phone: (571)272-8547 , Office: P/2682 )
| Most Active Art Unit | 2689 |
| Art Unit(s) | 2636, 2612, 2682, 2689 |
| Total Applications | 1489 |
| Issued Applications | 1110 |
| Pending Applications | 82 |
| Abandoned Applications | 319 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 10978949
[patent_doc_number] => 20160175892
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-06-23
[patent_title] => 'METHOD FOR CLEANING RESPIRATORS'
[patent_app_type] => utility
[patent_app_number] => 15/057496
[patent_app_country] => US
[patent_app_date] => 2016-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 12086
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15057496
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/057496 | Method for cleaning respirators | Feb 29, 2016 | Issued |
Array
(
[id] => 13791541
[patent_doc_number] => 20190009309
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-01-10
[patent_title] => MODULAR POWER WASHER SYSTEM, METHOD AND KIT THEREFOR
[patent_app_type] => utility
[patent_app_number] => 16/065980
[patent_app_country] => US
[patent_app_date] => 2016-02-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16065980
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/065980 | Modular power washer system, method and kit therefor | Feb 21, 2016 | Issued |
Array
(
[id] => 17362921
[patent_doc_number] => 11229930
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-01-25
[patent_title] => Washing system and methods of use
[patent_app_type] => utility
[patent_app_number] => 15/046829
[patent_app_country] => US
[patent_app_date] => 2016-02-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/046829 | Washing system and methods of use | Feb 17, 2016 | Issued |
Array
(
[id] => 17193985
[patent_doc_number] => 11162733
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2021-11-02
[patent_title] => Lance unblocking method and apparatus
[patent_app_type] => utility
[patent_app_number] => 15/551526
[patent_app_country] => US
[patent_app_date] => 2016-02-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/551526 | Lance unblocking method and apparatus | Feb 15, 2016 | Issued |
Array
(
[id] => 14290925
[patent_doc_number] => 10285564
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-05-14
[patent_title] => Pipette tip washing device
[patent_app_type] => utility
[patent_app_number] => 15/042578
[patent_app_country] => US
[patent_app_date] => 2016-02-12
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/042578 | Pipette tip washing device | Feb 11, 2016 | Issued |
Array
(
[id] => 12184106
[patent_doc_number] => 20180043042
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-02-15
[patent_title] => 'METHOD AND TREATMENT STATION FOR HEATING AND STERILIZED KEGS IN PARTICULAR REUSEABLE KEGS'
[patent_app_type] => utility
[patent_app_number] => 15/552378
[patent_app_country] => US
[patent_app_date] => 2016-02-03
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/552378 | METHOD AND TREATMENT STATION FOR HEATING AND STERILIZED KEGS IN PARTICULAR REUSEABLE KEGS | Feb 2, 2016 | Abandoned |
Array
(
[id] => 13868467
[patent_doc_number] => 20190030574
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-01-31
[patent_title] => INDUSTRIAL CLEANING INSTALLATION WITH A FILTER ARRANGEMENT AND CORRESPONDING PROCESS
[patent_app_type] => utility
[patent_app_number] => 16/073054
[patent_app_country] => US
[patent_app_date] => 2016-01-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3390
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16073054
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/073054 | INDUSTRIAL CLEANING INSTALLATION WITH A FILTER ARRANGEMENT AND CORRESPONDING PROCESS | Jan 29, 2016 | Abandoned |
Array
(
[id] => 10812647
[patent_doc_number] => 20160158807
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-06-09
[patent_title] => 'DEBRIS REMOVAL FROM HIGH ASPECT STRUCTURES'
[patent_app_type] => utility
[patent_app_number] => 15/011411
[patent_app_country] => US
[patent_app_date] => 2016-01-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 11540
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15011411
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/011411 | Debris removal from high aspect structures | Jan 28, 2016 | Issued |
Array
(
[id] => 10791016
[patent_doc_number] => 20160137172
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-05-19
[patent_title] => 'Method of Cleaning Underside of Wheeled Outdoor Equipment'
[patent_app_type] => utility
[patent_app_number] => 15/008642
[patent_app_country] => US
[patent_app_date] => 2016-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15008642
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/008642 | Method of cleaning underside of wheeled outdoor equipment | Jan 27, 2016 | Issued |
Array
(
[id] => 12156774
[patent_doc_number] => 20180028039
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-02-01
[patent_title] => 'LIQUID DISPENSING CLEANING SYSTEM AND METHODS OF USE'
[patent_app_type] => utility
[patent_app_number] => 15/551051
[patent_app_country] => US
[patent_app_date] => 2016-01-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15551051
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/551051 | LIQUID DISPENSING CLEANING SYSTEM AND METHODS OF USE | Jan 19, 2016 | Abandoned |
Array
(
[id] => 10791382
[patent_doc_number] => 20160137538
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-05-19
[patent_title] => 'METHODS AND APPARATUS FOR CONTROLLING WATER HARDNESS'
[patent_app_type] => utility
[patent_app_number] => 15/000919
[patent_app_country] => US
[patent_app_date] => 2016-01-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 20
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15000919
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/000919 | METHODS AND APPARATUS FOR CONTROLLING WATER HARDNESS | Jan 18, 2016 | Abandoned |
Array
(
[id] => 10989658
[patent_doc_number] => 20160186602
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-06-30
[patent_title] => 'NOZZLE FOR FOAM WASHING OF JET ENGINE'
[patent_app_type] => utility
[patent_app_number] => 14/985940
[patent_app_country] => US
[patent_app_date] => 2015-12-31
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14985940
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/985940 | NOZZLE FOR FOAM WASHING OF JET ENGINE | Dec 30, 2015 | Abandoned |
Array
(
[id] => 11183949
[patent_doc_number] => 09415334
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-08-16
[patent_title] => 'Air filter reconditioning apparatus and method'
[patent_app_type] => utility
[patent_app_number] => 14/979396
[patent_app_country] => US
[patent_app_date] => 2015-12-27
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/979396 | Air filter reconditioning apparatus and method | Dec 26, 2015 | Issued |
Array
(
[id] => 11442357
[patent_doc_number] => 20170043378
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-02-16
[patent_title] => 'APPARATUS TO IMPROVE THE PERFORMANCE OF A LEACHED CUTTER'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/974063 | APPARATUS TO IMPROVE THE PERFORMANCE OF A LEACHED CUTTER | Dec 17, 2015 | Abandoned |
Array
(
[id] => 10732947
[patent_doc_number] => 20160079097
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-03-17
[patent_title] => 'APPARATUS FOR PROCESSING SEMICONDUCTOR WAFERS, IN PARTICULAR FOR CARRYING OUT A POLYMERS REMOVAL PROCESS STEP'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/952076 | Apparatus for processing semiconductor wafers, in particular for carrying out a polymers removal process step | Nov 24, 2015 | Issued |
Array
(
[id] => 10812653
[patent_doc_number] => 20160158813
[patent_country] => US
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[patent_title] => 'CLEANING ASSEMBLY AND METHOD FOR A SHAFT'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/942231 | CLEANING ASSEMBLY AND METHOD FOR A SHAFT | Nov 15, 2015 | Abandoned |
Array
(
[id] => 12977401
[patent_doc_number] => 20170341262
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[patent_title] => WOOD-THAWING INSTALLATION
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Array
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Array
(
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[patent_issue_date] => 2021-02-23
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/919455 | Method and apparatus for cleaning a tube | Oct 20, 2015 | Issued |
Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/523078 | Substrate cleaning apparatus and substrate cleaning method | Oct 19, 2015 | Issued |