Search

Charles S. Chang

Examiner (ID: 4092, Phone: (571)270-5024 , Office: P/2871 )

Most Active Art Unit
2871
Art Unit(s)
2881, 2871, 2883
Total Applications
1232
Issued Applications
938
Pending Applications
67
Abandoned Applications
244

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17293784 [patent_doc_number] => 20210389623 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => DISPLAY PANEL AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/019369 [patent_app_country] => US [patent_app_date] => 2020-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4222 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17019369 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/019369
DISPLAY PANEL AND MANUFACTURING METHOD THEREOF Sep 13, 2020 Abandoned
Array ( [id] => 16693536 [patent_doc_number] => 20210076015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => LIQUID CRYSTAL PROJECTOR [patent_app_type] => utility [patent_app_number] => 17/012133 [patent_app_country] => US [patent_app_date] => 2020-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17012133 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/012133
Liquid crystal projector Sep 3, 2020 Issued
Array ( [id] => 17491741 [patent_doc_number] => 11281040 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-22 [patent_title] => Display device [patent_app_type] => utility [patent_app_number] => 17/011473 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 24783 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17011473 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/011473
Display device Sep 2, 2020 Issued
Array ( [id] => 16526791 [patent_doc_number] => 20200400871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/009959 [patent_app_country] => US [patent_app_date] => 2020-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4945 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 349 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17009959 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/009959
Display device Sep 1, 2020 Issued
Array ( [id] => 17941986 [patent_doc_number] => 11476448 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-18 [patent_title] => Display device and preparation method thereof [patent_app_type] => utility [patent_app_number] => 17/007776 [patent_app_country] => US [patent_app_date] => 2020-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 36 [patent_no_of_words] => 11618 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 360 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17007776 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/007776
Display device and preparation method thereof Aug 30, 2020 Issued
Array ( [id] => 16721702 [patent_doc_number] => 20210088849 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => BACKLIGHT DEVICE AND HOLOGRAPHIC 3-DIMENSIONAL IMAGE DISPLAY DEVICE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 17/001395 [patent_app_country] => US [patent_app_date] => 2020-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10780 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17001395 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/001395
Backlight device and holographic 3-dimensional image display device including the same Aug 23, 2020 Issued
Array ( [id] => 16942455 [patent_doc_number] => 11054688 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-06 [patent_title] => Display device [patent_app_type] => utility [patent_app_number] => 16/997485 [patent_app_country] => US [patent_app_date] => 2020-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5109 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16997485 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/997485
Display device Aug 18, 2020 Issued
Array ( [id] => 18937183 [patent_doc_number] => 11889647 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Display panel bend reinforcement [patent_app_type] => utility [patent_app_number] => 16/997665 [patent_app_country] => US [patent_app_date] => 2020-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 10733 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16997665 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/997665
Display panel bend reinforcement Aug 18, 2020 Issued
Array ( [id] => 17947414 [patent_doc_number] => 20220334433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => BACKLIGHT INCLUDING RECTANGULAR REFLECTORS INCLUDING ROUNDED CORNERS AND METHOD FOR FABRICATING THE BACKLIGHT [patent_app_type] => utility [patent_app_number] => 17/639411 [patent_app_country] => US [patent_app_date] => 2020-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6177 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17639411 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/639411
Backlight including rectangular reflectors including rounded corners and method for fabricating the backlight Aug 16, 2020 Issued
Array ( [id] => 18802651 [patent_doc_number] => 11835808 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Array substrate, display panel, and electronic device [patent_app_type] => utility [patent_app_number] => 17/051929 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4695 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17051929 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/051929
Array substrate, display panel, and electronic device Aug 4, 2020 Issued
Array ( [id] => 16631732 [patent_doc_number] => 20210050385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => Photodetectors Integrated into Thin-Film Transistor Backplanes [patent_app_type] => utility [patent_app_number] => 16/945643 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14209 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16945643 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/945643
Photodetectors integrated into thin-film transistor backplanes Jul 30, 2020 Issued
Array ( [id] => 18157411 [patent_doc_number] => 11570413 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-01-31 [patent_title] => Variable-pitch liquid crystal diffraction grating [patent_app_type] => utility [patent_app_number] => 16/940413 [patent_app_country] => US [patent_app_date] => 2020-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 29 [patent_no_of_words] => 13181 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16940413 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/940413
Variable-pitch liquid crystal diffraction grating Jul 27, 2020 Issued
Array ( [id] => 17831832 [patent_doc_number] => 20220269136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => BACKLIGHT FOR UNIFORM ILLUMINATION [patent_app_type] => utility [patent_app_number] => 17/597398 [patent_app_country] => US [patent_app_date] => 2020-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3829 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17597398 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/597398
Backlight for uniform illumination Jul 22, 2020 Issued
Array ( [id] => 19124862 [patent_doc_number] => 11968870 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Display panel and display device [patent_app_type] => utility [patent_app_number] => 17/264410 [patent_app_country] => US [patent_app_date] => 2020-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6596 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17264410 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/264410
Display panel and display device Jul 19, 2020 Issued
Array ( [id] => 18997397 [patent_doc_number] => 11914234 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Touch panel and touch display device [patent_app_type] => utility [patent_app_number] => 17/041555 [patent_app_country] => US [patent_app_date] => 2020-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5018 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17041555 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/041555
Touch panel and touch display device Jul 16, 2020 Issued
Array ( [id] => 18579060 [patent_doc_number] => 11735600 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Pixel layout and display panel having pixel layout [patent_app_type] => utility [patent_app_number] => 17/047484 [patent_app_country] => US [patent_app_date] => 2020-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4536 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17047484 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/047484
Pixel layout and display panel having pixel layout Jul 12, 2020 Issued
Array ( [id] => 18278487 [patent_doc_number] => 20230093959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 16/961686 [patent_app_country] => US [patent_app_date] => 2020-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3669 [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] => 16961686 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/961686
Liquid crystal display panel and liquid crystal display device Jul 2, 2020 Issued
Array ( [id] => 17736364 [patent_doc_number] => 20220221823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => SPATIAL LIGHT MODULATION [patent_app_type] => utility [patent_app_number] => 17/615348 [patent_app_country] => US [patent_app_date] => 2020-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17355 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17615348 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/615348
Spatial light modulation Jul 1, 2020 Issued
Array ( [id] => 16844271 [patent_doc_number] => 11016354 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-25 [patent_title] => Liquid crystal display device and electronic device [patent_app_type] => utility [patent_app_number] => 16/912911 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 71 [patent_figures_cnt] => 133 [patent_no_of_words] => 56098 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16912911 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/912911
Liquid crystal display device and electronic device Jun 25, 2020 Issued
Array ( [id] => 18421971 [patent_doc_number] => 20230176435 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => THIN FILM TRANSISTOR ARRAY SUBSTRATE AND TOUCH DISPLAY PANEL [patent_app_type] => utility [patent_app_number] => 16/966106 [patent_app_country] => US [patent_app_date] => 2020-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16966106 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/966106
Thin film transistor array substrate and touch display panel Jun 18, 2020 Issued
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