Search

Lowell A. Larson

Examiner (ID: 332)

Most Active Art Unit
3201
Art Unit(s)
3201, 3304, 2899, 3725, 1206, 3101, 2407, 3202, 1101
Total Applications
3192
Issued Applications
2727
Pending Applications
100
Abandoned Applications
365

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19043859 [patent_doc_number] => 11932948 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Electroless nickel etch chemistry, method of etching and pretreatment [patent_app_type] => utility [patent_app_number] => 17/512511 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4573 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17512511 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/512511
Electroless nickel etch chemistry, method of etching and pretreatment Oct 26, 2021 Issued
Array ( [id] => 17397888 [patent_doc_number] => 20220039978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => SPIRAL-BASED THIN-FILM MESH SYSTEMS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 17/510265 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8316 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17510265 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/510265
Spiral-based thin-film mesh systems and related methods Oct 24, 2021 Issued
Array ( [id] => 17373616 [patent_doc_number] => 20220028668 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => MICRO-SURFACE MORPHOLOGICAL MATCHING FOR REACTOR COMPONENTS [patent_app_type] => utility [patent_app_number] => 17/493705 [patent_app_country] => US [patent_app_date] => 2021-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6765 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17493705 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/493705
Micro-surface morphological matching for reactor components Oct 3, 2021 Issued
Array ( [id] => 20330036 [patent_doc_number] => 12460303 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Etching agent and method for producing circuit board [patent_app_type] => utility [patent_app_number] => 18/036313 [patent_app_country] => US [patent_app_date] => 2021-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1717 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18036313 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/036313
Etching agent and method for producing circuit board Sep 29, 2021 Issued
Array ( [id] => 19210841 [patent_doc_number] => 11999889 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Etching solution and application thereof [patent_app_type] => utility [patent_app_number] => 17/485546 [patent_app_country] => US [patent_app_date] => 2021-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7506 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17485546 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/485546
Etching solution and application thereof Sep 26, 2021 Issued
Array ( [id] => 20108416 [patent_doc_number] => 12359125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Silicon etchant composition, pattern formation method and manufacturing method of array substrate using the etchant composition, and array substrate manufactured therefrom [patent_app_type] => utility [patent_app_number] => 17/470101 [patent_app_country] => US [patent_app_date] => 2021-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1423 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17470101 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/470101
Silicon etchant composition, pattern formation method and manufacturing method of array substrate using the etchant composition, and array substrate manufactured therefrom Sep 8, 2021 Issued
Array ( [id] => 17303869 [patent_doc_number] => 20210399708 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => ETCHING AND THINNING FOR THE FABRICATION OF LITHOGRAPHICALLY PATTERNED DIAMOND NANOSTRUCTURES [patent_app_type] => utility [patent_app_number] => 17/466979 [patent_app_country] => US [patent_app_date] => 2021-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4133 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17466979 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/466979
Etching and thinning for the fabrication of lithographically patterned diamond nanostructures Sep 2, 2021 Issued
Array ( [id] => 17482449 [patent_doc_number] => 20220089953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/446435 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7924 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17446435 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/446435
SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING THE SAME Aug 29, 2021 Abandoned
Array ( [id] => 17482447 [patent_doc_number] => 20220089951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/446408 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17446408 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/446408
Silicon nitride film etching composition and etching method using the same Aug 29, 2021 Issued
Array ( [id] => 17482448 [patent_doc_number] => 20220089952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/446414 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7444 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17446414 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/446414
Silicon nitride film etching composition and etching method using the same Aug 29, 2021 Issued
Array ( [id] => 18927033 [patent_doc_number] => 20240030037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => ETCHING METHOD [patent_app_type] => utility [patent_app_number] => 18/023158 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4129 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18023158 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/023158
ETCHING METHOD Aug 22, 2021 Pending
Array ( [id] => 17414256 [patent_doc_number] => 20220049160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => NITRIDE ETCHANT COMPOSITION AND METHOD [patent_app_type] => utility [patent_app_number] => 17/402126 [patent_app_country] => US [patent_app_date] => 2021-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6275 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17402126 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/402126
Nitride etchant composition and method Aug 12, 2021 Issued
Array ( [id] => 18996090 [patent_doc_number] => 11912921 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Etching compositions [patent_app_type] => utility [patent_app_number] => 17/398181 [patent_app_country] => US [patent_app_date] => 2021-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7960 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17398181 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/398181
Etching compositions Aug 9, 2021 Issued
Array ( [id] => 18898560 [patent_doc_number] => 20240014045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => SEMICONDUCTOR WAFER PROCESSING LIQUID CONTAINING HYPOBROMITE IONS AND PH BUFFERING AGENT [patent_app_type] => utility [patent_app_number] => 18/019942 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18019942 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/019942
Semiconductor wafer processing liquid containing hypobromite ions and PH buffering agent Aug 5, 2021 Issued
Array ( [id] => 18628406 [patent_doc_number] => 20230287270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => SILICON ETCHING LIQUID, AND METHOD FOR PRODUCING SILICON DEVICE AND METHOD FOR PROCESSING SILICON SUBSTRATE, EACH USING SAID ETCHING LIQUID [patent_app_type] => utility [patent_app_number] => 18/017765 [patent_app_country] => US [patent_app_date] => 2021-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10321 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18017765 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/017765
SILICON ETCHING LIQUID, AND METHOD FOR PRODUCING SILICON DEVICE AND METHOD FOR PROCESSING SILICON SUBSTRATE, EACH USING SAID ETCHING LIQUID Jul 28, 2021 Abandoned
Array ( [id] => 17704840 [patent_doc_number] => 20220204846 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => ETCHING COMPOSITION FOR THIN FILM CONTAINING SILVER, METHOD FOR FORMING PATTERN AND METHOD FOR MANUFACTURING A DISPLAY DEVICE USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/388712 [patent_app_country] => US [patent_app_date] => 2021-07-29 [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] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17388712 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/388712
Etching composition for thin film containing silver, method for forming pattern and method for manufacturing a display device using the same Jul 28, 2021 Issued
Array ( [id] => 17385830 [patent_doc_number] => 20220033682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => CMP COMPOSITION INCLUDING ANIONIC AND CATIONIC INHIBITORS [patent_app_type] => utility [patent_app_number] => 17/384940 [patent_app_country] => US [patent_app_date] => 2021-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10704 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17384940 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/384940
CMP composition including anionic and cationic inhibitors Jul 25, 2021 Issued
Array ( [id] => 17200350 [patent_doc_number] => 20210340445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => Tungsten Chemical Mechanical Planarization (CMP) With Low Dishing And Low Erosion Topography [patent_app_type] => utility [patent_app_number] => 17/377981 [patent_app_country] => US [patent_app_date] => 2021-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17377981 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/377981
Tungsten chemical mechanical planarization (CMP) with low dishing and low erosion topography Jul 15, 2021 Issued
Array ( [id] => 18675381 [patent_doc_number] => 20230312983 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => POLISHING COMPOSITION, AND POLISHING METHOD USING POLISHING COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/018093 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18018093 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/018093
POLISHING COMPOSITION, AND POLISHING METHOD USING POLISHING COMPOSITION Jul 8, 2021 Pending
Array ( [id] => 18387242 [patent_doc_number] => 11658035 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Substrate processing method [patent_app_type] => utility [patent_app_number] => 17/358860 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 8390 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17358860 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/358860
Substrate processing method Jun 24, 2021 Issued
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