Search

David Y. Chung

Examiner (ID: 13970, Phone: (571)272-2288 , Office: P/2871 )

Most Active Art Unit
2871
Art Unit(s)
2871
Total Applications
1217
Issued Applications
894
Pending Applications
79
Abandoned Applications
255

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19856778 [patent_doc_number] => 12259612 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Light control film and display panel [patent_app_type] => utility [patent_app_number] => 17/413249 [patent_app_country] => US [patent_app_date] => 2021-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 6909 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17413249 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/413249
Light control film and display panel May 30, 2021 Issued
Array ( [id] => 17230238 [patent_doc_number] => 20210356795 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => DUAL-MODE MULTI-CONJUGATE FILTER BASED ON TWO DIFFERENT VOLTAGE DRIVEN SCHEMES [patent_app_type] => utility [patent_app_number] => 17/322808 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17322808 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/322808
DUAL-MODE MULTI-CONJUGATE FILTER BASED ON TWO DIFFERENT VOLTAGE DRIVEN SCHEMES May 16, 2021 Abandoned
Array ( [id] => 17040758 [patent_doc_number] => 20210257394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => DISPLAY DEVICE, MANUFACTURING METHOD OF DISPLAY DEVICE, AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/246788 [patent_app_country] => US [patent_app_date] => 2021-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30304 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17246788 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/246788
Display device, manufacturing method of display device, and electronic device May 2, 2021 Issued
Array ( [id] => 18030221 [patent_doc_number] => 11513403 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-29 [patent_title] => Display device [patent_app_type] => utility [patent_app_number] => 17/238256 [patent_app_country] => US [patent_app_date] => 2021-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 33594 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17238256 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/238256
Display device Apr 22, 2021 Issued
Array ( [id] => 18006618 [patent_doc_number] => 20220365384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/765429 [patent_app_country] => US [patent_app_date] => 2021-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17765429 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/765429
Display apparatus Apr 12, 2021 Issued
Array ( [id] => 19764330 [patent_doc_number] => 12222619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Display panel and display device [patent_app_type] => utility [patent_app_number] => 17/636148 [patent_app_country] => US [patent_app_date] => 2021-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 9024 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 387 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17636148 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/636148
Display panel and display device Mar 9, 2021 Issued
Array ( [id] => 19841382 [patent_doc_number] => 12253767 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Method for manufacturing PDLC membrane electrode, negative pressure platform and PDLC membrane [patent_app_type] => utility [patent_app_number] => 17/766700 [patent_app_country] => US [patent_app_date] => 2021-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 5526 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 394 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17766700 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/766700
Method for manufacturing PDLC membrane electrode, negative pressure platform and PDLC membrane Feb 3, 2021 Issued
Array ( [id] => 18251660 [patent_doc_number] => 20230078699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => LIQUID CRYSTAL DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME, AND DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/612586 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17612586 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/612586
Liquid crystal display panel and method of manufacturing the same, and display device Jan 28, 2021 Issued
Array ( [id] => 16993090 [patent_doc_number] => 20210231510 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS [patent_app_type] => utility [patent_app_number] => 17/155035 [patent_app_country] => US [patent_app_date] => 2021-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7232 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17155035 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/155035
Electro-optical device and electronic apparatus Jan 20, 2021 Issued
Array ( [id] => 17984173 [patent_doc_number] => 20220350210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => DISPLAY PANEL AND DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/600494 [patent_app_country] => US [patent_app_date] => 2020-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7163 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17600494 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/600494
DISPLAY PANEL AND DISPLAY DEVICE Dec 29, 2020 Abandoned
Array ( [id] => 19152390 [patent_doc_number] => 11977300 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-07 [patent_title] => Display panel and display device [patent_app_type] => utility [patent_app_number] => 17/117787 [patent_app_country] => US [patent_app_date] => 2020-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 28 [patent_no_of_words] => 11734 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17117787 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/117787
Display panel and display device Dec 9, 2020 Issued
Array ( [id] => 17906881 [patent_doc_number] => 11460733 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-04 [patent_title] => Display device [patent_app_type] => utility [patent_app_number] => 17/038413 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 19 [patent_no_of_words] => 11238 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17038413 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/038413
Display device Sep 29, 2020 Issued
Array ( [id] => 16514468 [patent_doc_number] => 20200393726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => LIQUID CRYSTAL DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/008985 [patent_app_country] => US [patent_app_date] => 2020-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17008985 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/008985
LIQUID CRYSTAL DISPLAY DEVICE Aug 31, 2020 Abandoned
Array ( [id] => 18030215 [patent_doc_number] => 11513397 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-29 [patent_title] => Manufacturing method of liquid crystal display panel and liquid crystal display panel [patent_app_type] => utility [patent_app_number] => 17/055620 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5852 [patent_no_of_claims] => 14 [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] => 17055620 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/055620
Manufacturing method of liquid crystal display panel and liquid crystal display panel Aug 10, 2020 Issued
Array ( [id] => 16826124 [patent_doc_number] => 20210141417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 16/940984 [patent_app_country] => US [patent_app_date] => 2020-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15319 [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] => 16940984 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/940984
Display device Jul 27, 2020 Issued
Array ( [id] => 19107080 [patent_doc_number] => 11960179 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Display device and method of manufacturing display device [patent_app_type] => utility [patent_app_number] => 16/936368 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 12825 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16936368 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/936368
Display device and method of manufacturing display device Jul 21, 2020 Issued
Array ( [id] => 19827443 [patent_doc_number] => 12248218 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Photo-alignable positive c-plate retarder [patent_app_type] => utility [patent_app_number] => 17/597446 [patent_app_country] => US [patent_app_date] => 2020-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 8283 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17597446 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/597446
Photo-alignable positive c-plate retarder Jul 19, 2020 Issued
Array ( [id] => 16560482 [patent_doc_number] => 20210005631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 16/910632 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10110 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910632 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910632
Array substrate, display panel and display device Jun 23, 2020 Issued
Array ( [id] => 16599687 [patent_doc_number] => 20210026218 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => MOBILE COMMUNICATION APPARATUS, OPTICAL ASSEMBLY AND APERTURE MODULE OF OPTICAL ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/893625 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6928 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16893625 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/893625
Mobile communication apparatus, optical assembly and aperture module of optical assembly Jun 4, 2020 Issued
Array ( [id] => 17682108 [patent_doc_number] => 11366358 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-21 [patent_title] => Display apparatus [patent_app_type] => utility [patent_app_number] => 16/892302 [patent_app_country] => US [patent_app_date] => 2020-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 25 [patent_no_of_words] => 7636 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16892302 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/892302
Display apparatus Jun 3, 2020 Issued
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