Search

Lisa N. Chau

Examiner (ID: 10539, Phone: (571)270-5496 , Office: P/1785 )

Most Active Art Unit
1785
Art Unit(s)
1785, 1794
Total Applications
580
Issued Applications
119
Pending Applications
86
Abandoned Applications
391

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20134465 [patent_doc_number] => 20250241509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => LOCATING CLIP FOR A BOTTLE WASHER ASSEMBLY OF A DISHWASHER APPLIANCE [patent_app_type] => utility [patent_app_number] => 18/422725 [patent_app_country] => US [patent_app_date] => 2024-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18422725 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/422725
Locating clip for a bottle washer assembly of a dishwasher appliance Jan 24, 2024 Issued
Array ( [id] => 20120042 [patent_doc_number] => 20250235073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => DRINKWARE CLEANING ASSEMBLY FOR A DISHWASHER APPLIANCE [patent_app_type] => utility [patent_app_number] => 18/419191 [patent_app_country] => US [patent_app_date] => 2024-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18419191 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/419191
Drinkware cleaning assembly for a dishwasher appliance Jan 21, 2024 Issued
Array ( [id] => 19305591 [patent_doc_number] => 20240234171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/406880 [patent_app_country] => US [patent_app_date] => 2024-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13865 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18406880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/406880
SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Jan 7, 2024 Issued
Array ( [id] => 19249271 [patent_doc_number] => 20240200258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => WATER-GUIDING DOMESTIC APPLIANCE [patent_app_type] => utility [patent_app_number] => 18/527501 [patent_app_country] => US [patent_app_date] => 2023-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4342 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18527501 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/527501
WATER-GUIDING DOMESTIC APPLIANCE Dec 3, 2023 Abandoned
Array ( [id] => 18774249 [patent_doc_number] => 20230369080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => FLUID SUPPLY NOZZLE FOR SEMICONDUCTOR SUBSTRATE TREATMENT AND SEMICONDUCTOR SUBSTRATE TREATMENT APPARATUS HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 18/141903 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4837 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18141903 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/141903
Fluid supply nozzle for semiconductor substrate treatment and semiconductor substrate treatment apparatus having the same Apr 30, 2023 Issued
Array ( [id] => 20451383 [patent_doc_number] => 12514425 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Domestic dishwasher [patent_app_type] => utility [patent_app_number] => 18/578325 [patent_app_country] => US [patent_app_date] => 2022-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18578325 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/578325
Domestic dishwasher Jul 6, 2022 Issued
Array ( [id] => 18266048 [patent_doc_number] => 20230087290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => METHOD AND DEVICE FOR CLEARING DEBRIS FROM A MACHINING SPINDLE [patent_app_type] => utility [patent_app_number] => 17/809292 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3055 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17809292 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/809292
METHOD AND DEVICE FOR CLEARING DEBRIS FROM A MACHINING SPINDLE Jun 27, 2022 Abandoned
Array ( [id] => 18034049 [patent_doc_number] => 20220378264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => Industrial Robotic Vacuum System [patent_app_type] => utility [patent_app_number] => 17/824880 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4117 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17824880 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/824880
Industrial Robotic Vacuum System May 24, 2022 Abandoned
Array ( [id] => 19280618 [patent_doc_number] => 20240217092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => BUILDING EXTERIOR WALL CLEANING ROBOT [patent_app_type] => utility [patent_app_number] => 18/562897 [patent_app_country] => US [patent_app_date] => 2022-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18562897 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/562897
Building exterior wall cleaning robot May 8, 2022 Issued
Array ( [id] => 19404208 [patent_doc_number] => 20240287719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => LAUNDRY SYSTEM [patent_app_type] => utility [patent_app_number] => 18/289863 [patent_app_country] => US [patent_app_date] => 2022-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8729 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18289863 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/289863
LAUNDRY SYSTEM May 2, 2022 Pending
Array ( [id] => 17980577 [patent_doc_number] => 20220346613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => METHOD FOR EMPTYING CLEANING ROBOTS AND CLEANING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/735461 [patent_app_country] => US [patent_app_date] => 2022-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17735461 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/735461
METHOD FOR EMPTYING CLEANING ROBOTS AND CLEANING SYSTEM May 2, 2022 Abandoned
Array ( [id] => 17983070 [patent_doc_number] => 20220349106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => CLEANING SEQUENCE FOR AN APPLIANCE [patent_app_type] => utility [patent_app_number] => 17/723569 [patent_app_country] => US [patent_app_date] => 2022-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4884 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17723569 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/723569
CLEANING SEQUENCE FOR AN APPLIANCE Apr 18, 2022 Pending
Array ( [id] => 20256691 [patent_doc_number] => 12429035 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Device for cleaning and maintaining interior of hub in wind turbine nacelle [patent_app_type] => utility [patent_app_number] => 18/564094 [patent_app_country] => US [patent_app_date] => 2022-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 349 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18564094 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/564094
Device for cleaning and maintaining interior of hub in wind turbine nacelle Mar 22, 2022 Issued
Array ( [id] => 18485531 [patent_doc_number] => 20230212868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => CLEANING METHOD FOR WATER SURFACE OF SWIMMING POOLS AND CLEANING ROBOT [patent_app_type] => utility [patent_app_number] => 17/585888 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2917 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17585888 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/585888
CLEANING METHOD FOR WATER SURFACE OF SWIMMING POOLS AND CLEANING ROBOT Jan 26, 2022 Abandoned
Array ( [id] => 17642455 [patent_doc_number] => 20220170193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => LAUNDRY PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/568369 [patent_app_country] => US [patent_app_date] => 2022-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35290 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17568369 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/568369
Laundry washing apparatus Jan 3, 2022 Issued
Array ( [id] => 20241275 [patent_doc_number] => 12421584 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Low thermal expansion cast steel and method of producing same [patent_app_type] => utility [patent_app_number] => 17/908550 [patent_app_country] => US [patent_app_date] => 2021-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17908550 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/908550
Low thermal expansion cast steel and method of producing same Jul 11, 2021 Issued
Array ( [id] => 18708607 [patent_doc_number] => 20230331193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => DEVICE FOR CLEANING A DETECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/006210 [patent_app_country] => US [patent_app_date] => 2021-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18006210 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/006210
DEVICE FOR CLEANING A DETECTION SYSTEM Jul 5, 2021 Abandoned
Array ( [id] => 18093645 [patent_doc_number] => 20220411986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => Drum Bypass Control [patent_app_type] => utility [patent_app_number] => 17/357309 [patent_app_country] => US [patent_app_date] => 2021-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2211 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17357309 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/357309
Drum Bypass Control Jun 23, 2021 Abandoned
Array ( [id] => 19441560 [patent_doc_number] => 12091804 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Laundry treating appliance and method of dispensing [patent_app_type] => utility [patent_app_number] => 17/355772 [patent_app_country] => US [patent_app_date] => 2021-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4458 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17355772 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/355772
Laundry treating appliance and method of dispensing Jun 22, 2021 Issued
Array ( [id] => 18466329 [patent_doc_number] => 20230200609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => DUST COLLECTING DEVICE FOR A POWER TOOL [patent_app_type] => utility [patent_app_number] => 17/927948 [patent_app_country] => US [patent_app_date] => 2021-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5517 [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] => 17927948 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/927948
DUST COLLECTING DEVICE FOR A POWER TOOL Jun 7, 2021 Abandoned
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