Search

Chau N. Nguyen

Examiner (ID: 8588, Phone: (571)272-1980 , Office: P/2847 )

Most Active Art Unit
2831
Art Unit(s)
2831, 2841, 2109, 2847, 2835, 2950, 3621
Total Applications
2967
Issued Applications
2037
Pending Applications
201
Abandoned Applications
754

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18809939 [patent_doc_number] => 20230384274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => METHODS, MEDIUMS, AND SYSTEMS FOR TARGETED ISOTOPE CLUSTERING [patent_app_type] => utility [patent_app_number] => 18/326263 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10435 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18326263 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/326263
METHODS, MEDIUMS, AND SYSTEMS FOR TARGETED ISOTOPE CLUSTERING May 30, 2023 Pending
Array ( [id] => 19150647 [patent_doc_number] => 11975539 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-07 [patent_title] => Systems and methods for controlling operation of micro-valves for use in jetting assemblies [patent_app_type] => utility [patent_app_number] => 18/202509 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 33 [patent_no_of_words] => 22735 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18202509 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202509
Systems and methods for controlling operation of micro-valves for use in jetting assemblies May 25, 2023 Issued
Array ( [id] => 18653639 [patent_doc_number] => 20230299480 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => APPARATUS AND METHOD FOR MEASURING STRENGTH OF SIGNAL [patent_app_type] => utility [patent_app_number] => 18/202163 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14192 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18202163 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202163
APPARATUS AND METHOD FOR MEASURING STRENGTH OF SIGNAL May 24, 2023 Issued
Array ( [id] => 20157564 [patent_doc_number] => 12384166 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Liquid ejecting apparatus and liquid discharging method [patent_app_type] => utility [patent_app_number] => 18/322666 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 16787 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322666 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322666
Liquid ejecting apparatus and liquid discharging method May 23, 2023 Issued
Array ( [id] => 18816762 [patent_doc_number] => 20230391102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => Image Forming Apparatus [patent_app_type] => utility [patent_app_number] => 18/321362 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9048 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18321362 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/321362
Image forming apparatus May 21, 2023 Issued
Array ( [id] => 20701900 [patent_doc_number] => 12624602 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Method for determining a flow rate of a drilling mud in a subsoil drilling system [patent_app_type] => utility [patent_app_number] => 18/319583 [patent_app_country] => US [patent_app_date] => 2023-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2344 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18319583 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/319583
Method for determining a flow rate of a drilling mud in a subsoil drilling system May 17, 2023 Issued
Array ( [id] => 20157558 [patent_doc_number] => 12384160 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Liquid ejection head and liquid ejection apparatus [patent_app_type] => utility [patent_app_number] => 18/319252 [patent_app_country] => US [patent_app_date] => 2023-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 24 [patent_no_of_words] => 13628 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18319252 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/319252
Liquid ejection head and liquid ejection apparatus May 16, 2023 Issued
Array ( [id] => 19909764 [patent_doc_number] => 12285955 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Liquid ejection head and liquid ejection apparatus [patent_app_type] => utility [patent_app_number] => 18/198502 [patent_app_country] => US [patent_app_date] => 2023-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 47 [patent_no_of_words] => 14072 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18198502 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/198502
Liquid ejection head and liquid ejection apparatus May 16, 2023 Issued
Array ( [id] => 18843596 [patent_doc_number] => 20230406000 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/197927 [patent_app_country] => US [patent_app_date] => 2023-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22528 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18197927 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/197927
Liquid ejection head and liquid ejection apparatus May 15, 2023 Issued
Array ( [id] => 19068496 [patent_doc_number] => 20240102922 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => THREE-DIMENSIONAL DETECTION METHOD AND DEVICE FOR RED TIDE ALGAE BASED ON HOLOGRAPHIC IMAGING [patent_app_type] => utility [patent_app_number] => 18/198229 [patent_app_country] => US [patent_app_date] => 2023-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2830 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18198229 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/198229
THREE-DIMENSIONAL DETECTION METHOD AND DEVICE FOR RED TIDE ALGAE BASED ON HOLOGRAPHIC IMAGING May 15, 2023 Abandoned
Array ( [id] => 18611613 [patent_doc_number] => 20230278344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => IMAGE FORMING APPARATUS AND COMPUTER-READABLE STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/317350 [patent_app_country] => US [patent_app_date] => 2023-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25679 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18317350 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/317350
Image forming apparatus and computer-readable storage medium May 14, 2023 Issued
Array ( [id] => 18596635 [patent_doc_number] => 20230271426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => LIQUID SUPPLY DEVICE, CONTROL METHOD OF LIQUID SUPPLY DEVICE, AND PRINTING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/311885 [patent_app_country] => US [patent_app_date] => 2023-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15172 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18311885 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311885
Liquid supply device, control method of liquid supply device, and printing apparatus May 2, 2023 Issued
Array ( [id] => 20756564 [patent_doc_number] => 12649319 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-09 [patent_title] => Ink delivery system with filter protection [patent_app_type] => utility [patent_app_number] => 18/308971 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18308971 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/308971
Ink delivery system with filter protection Apr 27, 2023 Issued
Array ( [id] => 20716726 [patent_doc_number] => 12631972 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-19 [patent_title] => Method of diagnosing failure location of control apparatus, diagnostic apparatus, control apparatus, lithography apparatus, article manufacturing method, and non-transitory computer-readable storage medium [patent_app_type] => utility [patent_app_number] => 18/306623 [patent_app_country] => US [patent_app_date] => 2023-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18306623 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/306623
Method of diagnosing failure location of control apparatus, diagnostic apparatus, control apparatus, lithography apparatus, article manufacturing method, and non-transitory computer-readable storage medium Apr 24, 2023 Issued
Array ( [id] => 18708410 [patent_doc_number] => 20230330996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => PRINTING MATERIAL CONTAINER, AND BOARD MOUNTED ON PRINTING MATERIAL CONTAINER [patent_app_type] => utility [patent_app_number] => 18/138979 [patent_app_country] => US [patent_app_date] => 2023-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18138979 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/138979
Printing material container, and board mounted on printing material container Apr 24, 2023 Issued
Array ( [id] => 20745066 [patent_doc_number] => 12644971 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-02 [patent_title] => Time-of-flight histogram super-resolution shape fitting [patent_app_type] => utility [patent_app_number] => 18/304589 [patent_app_country] => US [patent_app_date] => 2023-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 8455 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18304589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/304589
Time-of-flight histogram super-resolution shape fitting Apr 20, 2023 Issued
Array ( [id] => 19026815 [patent_doc_number] => 11926162 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Ink refill container and ink refill system [patent_app_type] => utility [patent_app_number] => 18/136628 [patent_app_country] => US [patent_app_date] => 2023-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 21395 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18136628 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/136628
Ink refill container and ink refill system Apr 18, 2023 Issued
Array ( [id] => 19976548 [patent_doc_number] => 12344005 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Ink treatment apparatus and method [patent_app_type] => utility [patent_app_number] => 18/302323 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18302323 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/302323
Ink treatment apparatus and method Apr 17, 2023 Issued
Array ( [id] => 19106877 [patent_doc_number] => 11959970 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Method and device for capacity degradation prediction of lithium-ion battery [patent_app_type] => utility [patent_app_number] => 18/300116 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4754 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 463 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18300116 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/300116
Method and device for capacity degradation prediction of lithium-ion battery Apr 12, 2023 Issued
Array ( [id] => 19476539 [patent_doc_number] => 20240324581 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => Spray System with Calibration [patent_app_type] => utility [patent_app_number] => 18/128611 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128611 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128611
Spray System with Calibration Mar 29, 2023 Abandoned
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