Search

Khanh Dang

Examiner (ID: 15371, Phone: (571)272-3626 , Office: P/2185 )

Most Active Art Unit
2837
Art Unit(s)
2181, 2101, 2108, 2111, 2185, 2837, 2112
Total Applications
2460
Issued Applications
1978
Pending Applications
112
Abandoned Applications
373

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20328997 [patent_doc_number] => 12459258 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Liquid dispensing head [patent_app_type] => utility [patent_app_number] => 18/332504 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3613 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18332504 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332504
Liquid dispensing head Jun 8, 2023 Issued
Array ( [id] => 18807777 [patent_doc_number] => 20230382110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => PRINTING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/323836 [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] => 10515 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18323836 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/323836
Printing apparatus May 24, 2023 Issued
Array ( [id] => 20548116 [patent_doc_number] => 12558892 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Liquid ejection head [patent_app_type] => utility [patent_app_number] => 18/322992 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3463 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322992 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322992
Liquid ejection head May 23, 2023 Issued
Array ( [id] => 18816736 [patent_doc_number] => 20230391076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => PRINTING APPARATUS, CONTROL METHOD THEREOF, AND RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 18/322872 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322872 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322872
Printing apparatus, control method thereof, and recording medium May 23, 2023 Issued
Array ( [id] => 20255448 [patent_doc_number] => 12427782 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Head unit and liquid discharge apparatus [patent_app_type] => utility [patent_app_number] => 18/201193 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 2123 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18201193 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/201193
Head unit and liquid discharge apparatus May 23, 2023 Issued
Array ( [id] => 18807780 [patent_doc_number] => 20230382113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/322379 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12463 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322379 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322379
Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device May 22, 2023 Issued
Array ( [id] => 18807781 [patent_doc_number] => 20230382114 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/322423 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11637 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322423 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322423
Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device May 22, 2023 Issued
Array ( [id] => 19883576 [patent_doc_number] => 12269265 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Liquid ejecting head and liquid ejecting apparatus [patent_app_type] => utility [patent_app_number] => 18/321206 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 21290 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18321206 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/321206
Liquid ejecting head and liquid ejecting apparatus May 21, 2023 Issued
Array ( [id] => 20240244 [patent_doc_number] => 12420549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Liquid discharge head [patent_app_type] => utility [patent_app_number] => 18/320240 [patent_app_country] => US [patent_app_date] => 2023-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 5572 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18320240 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320240
Liquid discharge head May 18, 2023 Issued
Array ( [id] => 18807779 [patent_doc_number] => 20230382112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => LIQUID DISCHARGE HEAD [patent_app_type] => utility [patent_app_number] => 18/320249 [patent_app_country] => US [patent_app_date] => 2023-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8796 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18320249 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320249
Liquid discharge head May 18, 2023 Issued
Array ( [id] => 18770136 [patent_doc_number] => 20230364907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => SINGLE CRYSTAL SILICON SUBSTRATE, LIQUID DISCHARGE HEAD, AND METHOD FOR MANUFACTURING SINGLE CRYSTAL SILICON SUBSTRATE [patent_app_type] => utility [patent_app_number] => 18/316252 [patent_app_country] => US [patent_app_date] => 2023-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7972 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18316252 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/316252
SINGLE CRYSTAL SILICON SUBSTRATE, LIQUID DISCHARGE HEAD, AND METHOD FOR MANUFACTURING SINGLE CRYSTAL SILICON SUBSTRATE May 11, 2023 Pending
Array ( [id] => 18785419 [patent_doc_number] => 20230373212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => LIQUID DISCHARGE HEAD AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/195376 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5996 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18195376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/195376
Liquid discharge head and image forming apparatus May 9, 2023 Issued
Array ( [id] => 19478382 [patent_doc_number] => 20240326424 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => LIQUID DROPLET EJECTION HEAD [patent_app_type] => utility [patent_app_number] => 18/314867 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18314867 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/314867
Liquid droplet ejection head May 9, 2023 Issued
Array ( [id] => 19373424 [patent_doc_number] => 12064969 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Liquid ejection head and liquid ejection apparatus [patent_app_type] => utility [patent_app_number] => 18/142431 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7389 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18142431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/142431
Liquid ejection head and liquid ejection apparatus May 1, 2023 Issued
Array ( [id] => 18738732 [patent_doc_number] => 20230347650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => LIQUID EJECTING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/309901 [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] => 18517 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18309901 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309901
Liquid ejecting apparatus Apr 30, 2023 Issued
Array ( [id] => 18745714 [patent_doc_number] => 20230354711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => Manufacturing Method Of Piezoelectric Element, Piezoelectric Element, And Liquid Droplet Dispensing Head [patent_app_type] => utility [patent_app_number] => 18/309864 [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] => 8140 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309864 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309864
Manufacturing Method Of Piezoelectric Element, Piezoelectric Element, And Liquid Droplet Dispensing Head Apr 30, 2023 Pending
Array ( [id] => 18738729 [patent_doc_number] => 20230347647 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => Piezoelectric Actuator And Manufacturing Method Thereof, Liquid Droplet Discharge Head, And Ultrasonic Device [patent_app_type] => utility [patent_app_number] => 18/308097 [patent_app_country] => US [patent_app_date] => 2023-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9047 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18308097 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/308097
Piezoelectric actuator and manufacturing method thereof, liquid droplet discharge head, and ultrasonic device Apr 26, 2023 Issued
Array ( [id] => 18816758 [patent_doc_number] => 20230391098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => LIQUID-CONSUMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/303743 [patent_app_country] => US [patent_app_date] => 2023-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12326 [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] => 18303743 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/303743
Liquid-consuming apparatus Apr 19, 2023 Issued
Array ( [id] => 20213014 [patent_doc_number] => 12409651 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Liquid ejection module [patent_app_type] => utility [patent_app_number] => 18/134701 [patent_app_country] => US [patent_app_date] => 2023-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18134701 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/134701
Liquid ejection module Apr 13, 2023 Issued
Array ( [id] => 18785418 [patent_doc_number] => 20230373211 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => INKJET PRINTING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/300446 [patent_app_country] => US [patent_app_date] => 2023-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17646 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18300446 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/300446
Inkjet printing apparatus Apr 13, 2023 Issued
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