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] => 14977015 [patent_doc_number] => 10442400 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-15 [patent_title] => Wiper assembly and method [patent_app_type] => utility [patent_app_number] => 15/340639 [patent_app_country] => US [patent_app_date] => 2016-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2643 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15340639 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/340639
Wiper assembly and method Oct 31, 2016 Issued
Array ( [id] => 12679018 [patent_doc_number] => 20180118172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-03 [patent_title] => WASHER SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 15/340599 [patent_app_country] => US [patent_app_date] => 2016-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15340599 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/340599
WASHER SYSTEM AND METHOD Oct 31, 2016 Abandoned
Array ( [id] => 11604353 [patent_doc_number] => 20170121655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-04 [patent_title] => 'CLEANING PRODUCT' [patent_app_type] => utility [patent_app_number] => 15/334653 [patent_app_country] => US [patent_app_date] => 2016-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9407 [patent_no_of_claims] => 20 [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] => 15334653 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/334653
CLEANING PRODUCT Oct 25, 2016 Abandoned
Array ( [id] => 14745769 [patent_doc_number] => 20190256058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => A WHEEL CLEANING DEVICE AND A METHOD FOR CLEANING WHEELS [patent_app_type] => utility [patent_app_number] => 16/344048 [patent_app_country] => US [patent_app_date] => 2016-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16344048 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/344048
Wheel cleaning device and a method for cleaning wheels Oct 25, 2016 Issued
Array ( [id] => 12655669 [patent_doc_number] => 20180110389 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-26 [patent_title] => AUTOMATIC FLUSHING OF INTERIM NOZZLE ON A CLEANING MACHINE [patent_app_type] => utility [patent_app_number] => 15/298995 [patent_app_country] => US [patent_app_date] => 2016-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15298995 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/298995
AUTOMATIC FLUSHING OF INTERIM NOZZLE ON A CLEANING MACHINE Oct 19, 2016 Abandoned
Array ( [id] => 13730827 [patent_doc_number] => 20180369881 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => METHOD FOR CLEANING CHAMBER OF SUBSTRATE PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/779894 [patent_app_country] => US [patent_app_date] => 2016-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4160 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15779894 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/779894
Method for cleaning chamber of substrate processing apparatus Oct 19, 2016 Issued
Array ( [id] => 11589247 [patent_doc_number] => 20170113659 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-27 [patent_title] => 'Inner Wheel Cleaning Pad' [patent_app_type] => utility [patent_app_number] => 15/298930 [patent_app_country] => US [patent_app_date] => 2016-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 12694 [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] => 15298930 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/298930
Inner Wheel Cleaning Pad Oct 19, 2016 Abandoned
Array ( [id] => 13458971 [patent_doc_number] => 20180281028 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => APPARATUS AND METHODS FOR IMPROVING CATHETER FUNCTION [patent_app_type] => utility [patent_app_number] => 15/769388 [patent_app_country] => US [patent_app_date] => 2016-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4501 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15769388 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/769388
Apparatus and methods for improving catheter function Oct 17, 2016 Issued
Array ( [id] => 11439135 [patent_doc_number] => 20170040155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-09 [patent_title] => 'Removal of Particles on Back Side of Wafer' [patent_app_type] => utility [patent_app_number] => 15/295731 [patent_app_country] => US [patent_app_date] => 2016-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5970 [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] => 15295731 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/295731
Removal of particles on back side of wafer Oct 16, 2016 Issued
Array ( [id] => 13764459 [patent_doc_number] => 10174564 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-01-08 [patent_title] => Method and apparatus for cleaning an oil and gas well riser assembly with multiple tools simultaneously [patent_app_type] => utility [patent_app_number] => 15/292930 [patent_app_country] => US [patent_app_date] => 2016-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 5951 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15292930 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/292930
Method and apparatus for cleaning an oil and gas well riser assembly with multiple tools simultaneously Oct 12, 2016 Issued
Array ( [id] => 13505557 [patent_doc_number] => 20180304321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-25 [patent_title] => ANTI-FOULING SYSTEM, CONTROLLER AND METHOD OF CONTROLLING THE ANTI-FOULING SYSTEM [patent_app_type] => utility [patent_app_number] => 15/769940 [patent_app_country] => US [patent_app_date] => 2016-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9534 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 15769940 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/769940
ANTI-FOULING SYSTEM, CONTROLLER AND METHOD OF CONTROLLING THE ANTI-FOULING SYSTEM Oct 10, 2016 Abandoned
Array ( [id] => 12493695 [patent_doc_number] => 09995846 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-12 [patent_title] => Ultrasonic cleaning of marine geophysical equipment [patent_app_type] => utility [patent_app_number] => 15/280275 [patent_app_country] => US [patent_app_date] => 2016-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 4221 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15280275 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/280275
Ultrasonic cleaning of marine geophysical equipment Sep 28, 2016 Issued
Array ( [id] => 13414113 [patent_doc_number] => 20180258599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-13 [patent_title] => DEVICE AND METHOD FOR REMOVING OF UNWANTED MATERIAL [patent_app_type] => utility [patent_app_number] => 15/761037 [patent_app_country] => US [patent_app_date] => 2016-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6353 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 15761037 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/761037
DEVICE AND METHOD FOR REMOVING OF UNWANTED MATERIAL Sep 12, 2016 Abandoned
Array ( [id] => 11865499 [patent_doc_number] => 20170232784 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-17 [patent_title] => 'System and Method for Cleaning Semiconductor Fabrication Equipment Parts' [patent_app_type] => utility [patent_app_number] => 15/257492 [patent_app_country] => US [patent_app_date] => 2016-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8634 [patent_no_of_claims] => 1 [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] => 15257492 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/257492
System and Method for Cleaning Semiconductor Fabrication Equipment Parts Sep 5, 2016 Abandoned
Array ( [id] => 13836169 [patent_doc_number] => 20190021569 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-24 [patent_title] => SURFACE TREATMENT MACHINE WITH SPEED CONTROL [patent_app_type] => utility [patent_app_number] => 15/756439 [patent_app_country] => US [patent_app_date] => 2016-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15756439 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/756439
Surface treatment machine with speed control Sep 1, 2016 Issued
Array ( [id] => 11399818 [patent_doc_number] => 20170020356 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-26 [patent_title] => 'MUTE OPERATION METHOD AND APPARATUS FOR AUTOMATIC CLEANING DEVICE' [patent_app_type] => utility [patent_app_number] => 15/224183 [patent_app_country] => US [patent_app_date] => 2016-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6853 [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] => 15224183 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/224183
Mute operation method and apparatus for automatic cleaning device Jul 28, 2016 Issued
Array ( [id] => 11420305 [patent_doc_number] => 20170028449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-02 [patent_title] => 'CLEAN-IN-PLACE METHOD AND SYSTEM AND COMPOSITION FOR THE SAME' [patent_app_type] => utility [patent_app_number] => 15/223129 [patent_app_country] => US [patent_app_date] => 2016-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8209 [patent_no_of_claims] => 26 [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] => 15223129 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/223129
CLEAN-IN-PLACE METHOD AND SYSTEM AND COMPOSITION FOR THE SAME Jul 28, 2016 Abandoned
Array ( [id] => 11435233 [patent_doc_number] => 20170036254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-09 [patent_title] => 'ROTARY SCRAPING TOOL' [patent_app_type] => utility [patent_app_number] => 15/221868 [patent_app_country] => US [patent_app_date] => 2016-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3401 [patent_no_of_claims] => 8 [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] => 15221868 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/221868
ROTARY SCRAPING TOOL Jul 27, 2016 Abandoned
Array ( [id] => 12158299 [patent_doc_number] => 20180029564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-02-01 [patent_title] => 'METHOD OF CONTROLLING A REAR WINDOW WIPER SYSTEM OF A VEHICLE' [patent_app_type] => utility [patent_app_number] => 15/221114 [patent_app_country] => US [patent_app_date] => 2016-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4062 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [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] => 15221114 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/221114
METHOD OF CONTROLLING A REAR WINDOW WIPER SYSTEM OF A VEHICLE Jul 26, 2016 Abandoned
Array ( [id] => 11424838 [patent_doc_number] => 20170032984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-02 [patent_title] => 'LIQUID PROCESSING METHOD AND LIQUID PROCESSING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/219430 [patent_app_country] => US [patent_app_date] => 2016-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 8777 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 6 [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] => 15219430 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/219430
LIQUID PROCESSING METHOD AND LIQUID PROCESSING APPARATUS Jul 25, 2016 Abandoned
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