Search

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 numberTitle of the applicationFiling DateStatus
Array ( [id] => 11024092 [patent_doc_number] => 20160221047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-04 [patent_title] => 'METHOD FOR CLEANING SUBSTRATE HAVING ORIENTATED FILM FORMED THEREON' [patent_app_type] => utility [patent_app_number] => 14/743574 [patent_app_country] => US [patent_app_date] => 2015-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3556 [patent_no_of_claims] => 19 [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] => 14743574 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/743574
METHOD FOR CLEANING SUBSTRATE HAVING ORIENTATED FILM FORMED THEREON Jun 17, 2015 Abandoned
Array ( [id] => 12008932 [patent_doc_number] => 09802229 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-31 [patent_title] => 'Cleaning apparatus' [patent_app_type] => utility [patent_app_number] => 14/742891 [patent_app_country] => US [patent_app_date] => 2015-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 9804 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14742891 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/742891
Cleaning apparatus Jun 17, 2015 Issued
Array ( [id] => 10736336 [patent_doc_number] => 20160082487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-24 [patent_title] => 'PRESSURIZED CONDUIT RODDER' [patent_app_type] => utility [patent_app_number] => 14/736505 [patent_app_country] => US [patent_app_date] => 2015-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2009 [patent_no_of_claims] => 19 [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] => 14736505 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/736505
Pressurized conduit rodder Jun 10, 2015 Issued
Array ( [id] => 11543110 [patent_doc_number] => 20170096935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-06 [patent_title] => 'Method and Apparatus for Cleaning a Gas Engine' [patent_app_type] => utility [patent_app_number] => 15/315957 [patent_app_country] => US [patent_app_date] => 2015-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3756 [patent_no_of_claims] => 18 [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] => 15315957 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/315957
Method and Apparatus for Cleaning a Gas Engine Jun 1, 2015 Abandoned
Array ( [id] => 12467265 [patent_doc_number] => 09987666 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-05 [patent_title] => Composite transducer apparatus and system for processing a substrate and method of constructing the same [patent_app_type] => utility [patent_app_number] => 14/727116 [patent_app_country] => US [patent_app_date] => 2015-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 20 [patent_no_of_words] => 6242 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14727116 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/727116
Composite transducer apparatus and system for processing a substrate and method of constructing the same May 31, 2015 Issued
Array ( [id] => 12102032 [patent_doc_number] => 09859131 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-02 [patent_title] => 'Desmear treatment device and desmear treatment method' [patent_app_type] => utility [patent_app_number] => 15/316806 [patent_app_country] => US [patent_app_date] => 2015-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 5563 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15316806 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/316806
Desmear treatment device and desmear treatment method May 21, 2015 Issued
Array ( [id] => 16445341 [patent_doc_number] => 10837259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-17 [patent_title] => Cleaning channels [patent_app_type] => utility [patent_app_number] => 15/310023 [patent_app_country] => US [patent_app_date] => 2015-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 11716 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15310023 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/310023
Cleaning channels May 7, 2015 Issued
Array ( [id] => 11498236 [patent_doc_number] => 20170072421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-03-16 [patent_title] => 'CLEANING DEVICE AND ASSOCIATED OPERATING METHOD' [patent_app_type] => utility [patent_app_number] => 15/309267 [patent_app_country] => US [patent_app_date] => 2015-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5583 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [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] => 15309267 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/309267
Cleaning device and associated operating method May 3, 2015 Issued
Array ( [id] => 11123150 [patent_doc_number] => 20160320123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-03 [patent_title] => 'System And Method For Removing Support Material From A Three-Dimensional Printed Object' [patent_app_type] => utility [patent_app_number] => 14/697812 [patent_app_country] => US [patent_app_date] => 2015-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4645 [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] => 14697812 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/697812
System and method for removing support material from a three-dimensional printed object Apr 27, 2015 Issued
Array ( [id] => 10324833 [patent_doc_number] => 20150209837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-07-30 [patent_title] => 'APPARATUS TO IMPROVE THE PERFORMANCE OF A LEACHED CUTTER' [patent_app_type] => utility [patent_app_number] => 14/681348 [patent_app_country] => US [patent_app_date] => 2015-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10235 [patent_no_of_claims] => 9 [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] => 14681348 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/681348
APPARATUS TO IMPROVE THE PERFORMANCE OF A LEACHED CUTTER Apr 7, 2015 Abandoned
Array ( [id] => 16941367 [patent_doc_number] => 11053596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-06 [patent_title] => Optimization of a sequence of strips to be pickled, on the basis of modelling of a pickling line [patent_app_type] => utility [patent_app_number] => 15/305970 [patent_app_country] => US [patent_app_date] => 2015-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 5688 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 521 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15305970 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/305970
Optimization of a sequence of strips to be pickled, on the basis of modelling of a pickling line Mar 24, 2015 Issued
Array ( [id] => 15547435 [patent_doc_number] => 10573507 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-25 [patent_title] => Substrate processing apparatus and substrate processing method [patent_app_type] => utility [patent_app_number] => 15/129551 [patent_app_country] => US [patent_app_date] => 2015-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 31019 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15129551 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/129551
Substrate processing apparatus and substrate processing method Mar 5, 2015 Issued
Array ( [id] => 16289302 [patent_doc_number] => 10766132 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-08 [patent_title] => Mobile robot for cleaning [patent_app_type] => utility [patent_app_number] => 14/627823 [patent_app_country] => US [patent_app_date] => 2015-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 49 [patent_figures_cnt] => 77 [patent_no_of_words] => 33099 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14627823 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/627823
Mobile robot for cleaning Feb 19, 2015 Issued
Array ( [id] => 14552235 [patent_doc_number] => 10344566 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-09 [patent_title] => Method for launching a cleaning element [patent_app_type] => utility [patent_app_number] => 15/100737 [patent_app_country] => US [patent_app_date] => 2015-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5591 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15100737 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/100737
Method for launching a cleaning element Jan 26, 2015 Issued
Array ( [id] => 11288634 [patent_doc_number] => 20160338566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-24 [patent_title] => 'WASHING APPARATUS FOR BOTTLES AND DISHES' [patent_app_type] => utility [patent_app_number] => 15/113840 [patent_app_country] => US [patent_app_date] => 2015-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5562 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15113840 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/113840
WASHING APPARATUS FOR BOTTLES AND DISHES Jan 25, 2015 Abandoned
Array ( [id] => 15752001 [patent_doc_number] => 10618087 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-14 [patent_title] => Method and system for recovering antifreeze from a dust prevention system of a mineral material processing plant [patent_app_type] => utility [patent_app_number] => 15/114108 [patent_app_country] => US [patent_app_date] => 2015-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3134 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15114108 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/114108
Method and system for recovering antifreeze from a dust prevention system of a mineral material processing plant Jan 20, 2015 Issued
Array ( [id] => 10195710 [patent_doc_number] => 09224624 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-12-29 [patent_title] => 'Liquid processing method' [patent_app_type] => utility [patent_app_number] => 14/580787 [patent_app_country] => US [patent_app_date] => 2014-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8678 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14580787 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/580787
Liquid processing method Dec 22, 2014 Issued
Array ( [id] => 10824036 [patent_doc_number] => 20160170203 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-16 [patent_title] => 'ULTRASONIC LENS CLEANING CONVEYOR' [patent_app_type] => utility [patent_app_number] => 14/568746 [patent_app_country] => US [patent_app_date] => 2014-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2822 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [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] => 14568746 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/568746
ULTRASONIC LENS CLEANING CONVEYOR Dec 11, 2014 Abandoned
Array ( [id] => 10272183 [patent_doc_number] => 20150157180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-06-11 [patent_title] => 'Rotary Floor Machine Attachment' [patent_app_type] => utility [patent_app_number] => 14/567473 [patent_app_country] => US [patent_app_date] => 2014-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3872 [patent_no_of_claims] => 14 [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] => 14567473 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/567473
Rotary Floor Machine Attachment Dec 10, 2014 Abandoned
Array ( [id] => 10819783 [patent_doc_number] => 20160165947 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-16 [patent_title] => 'Fruit and Vegetable Washer' [patent_app_type] => utility [patent_app_number] => 14/567129 [patent_app_country] => US [patent_app_date] => 2014-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3306 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [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] => 14567129 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/567129
Fruit and Vegetable Washer Dec 10, 2014 Abandoned
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