Search

Jay C. Chang

Examiner (ID: 1974, Phone: (571)272-6132 , Office: P/2895 )

Most Active Art Unit
2895
Art Unit(s)
2817, 2895
Total Applications
718
Issued Applications
535
Pending Applications
93
Abandoned Applications
101

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19453020 [patent_doc_number] => 20240313150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => PROCESS FOR PRODUCING LIGHT-EMITTING DIODES [patent_app_type] => utility [patent_app_number] => 18/575478 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7340 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18575478 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/575478
PROCESS FOR PRODUCING LIGHT-EMITTING DIODES Jun 26, 2022 Pending
Array ( [id] => 19370527 [patent_doc_number] => 12062621 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Semiconductor package [patent_app_type] => utility [patent_app_number] => 17/849138 [patent_app_country] => US [patent_app_date] => 2022-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 5924 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17849138 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/849138
Semiconductor package Jun 23, 2022 Issued
Array ( [id] => 17870801 [patent_doc_number] => 20220293538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => SEMICONDUCTOR PACKAGE STRUCTURE AND METHOD FOR MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 17/829119 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11511 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17829119 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/829119
Semiconductor package structure and method for manufacturing the same May 30, 2022 Issued
Array ( [id] => 19328837 [patent_doc_number] => 12046526 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Methods of fabricating semiconductor package [patent_app_type] => utility [patent_app_number] => 17/735471 [patent_app_country] => US [patent_app_date] => 2022-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 5420 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17735471 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/735471
Methods of fabricating semiconductor package May 2, 2022 Issued
Array ( [id] => 19532014 [patent_doc_number] => 20240355916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => GAN-BASED HEMT DEVICE, DEVICE EPITAXIAL STRUCTURE, AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/686447 [patent_app_country] => US [patent_app_date] => 2022-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4306 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18686447 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/686447
GAN-BASED HEMT DEVICE, DEVICE EPITAXIAL STRUCTURE, AND PREPARATION METHOD THEREOF Apr 25, 2022 Pending
Array ( [id] => 19781511 [patent_doc_number] => 12230549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Three-dimensional integrated circuit structures and methods of forming the same [patent_app_type] => utility [patent_app_number] => 17/717153 [patent_app_country] => US [patent_app_date] => 2022-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 7088 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17717153 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/717153
Three-dimensional integrated circuit structures and methods of forming the same Apr 10, 2022 Issued
Array ( [id] => 18241109 [patent_doc_number] => 20230073420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 17/682994 [patent_app_country] => US [patent_app_date] => 2022-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5894 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17682994 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/682994
Semiconductor device Feb 27, 2022 Issued
Array ( [id] => 18402173 [patent_doc_number] => 11664321 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-30 [patent_title] => Multi-step high aspect ratio vertical interconnect and method of making the same [patent_app_type] => utility [patent_app_number] => 17/590227 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 24 [patent_no_of_words] => 12129 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17590227 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/590227
Multi-step high aspect ratio vertical interconnect and method of making the same Jan 31, 2022 Issued
Array ( [id] => 19926277 [patent_doc_number] => 12300570 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Grindable heat sink for multiple die packaging [patent_app_type] => utility [patent_app_number] => 17/583038 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17583038 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/583038
Grindable heat sink for multiple die packaging Jan 23, 2022 Issued
Array ( [id] => 18729309 [patent_doc_number] => 20230343605 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => CHIP EMBEDDED COMPOSITE FOR ELECTRON BEAM LITHOGRAPHY, PREPARATION METHOD AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/002573 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7815 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18002573 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/002573
Chip embedded composite for electron beam lithography, preparation method and application thereof Jan 17, 2022 Issued
Array ( [id] => 17582967 [patent_doc_number] => 20220139822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/575660 [patent_app_country] => US [patent_app_date] => 2022-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12343 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575660 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575660
Semiconductor device and manufacturing method thereof Jan 13, 2022 Issued
Array ( [id] => 19780601 [patent_doc_number] => 12229635 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Fidelity estimation for quantum computing systems [patent_app_type] => utility [patent_app_number] => 17/574192 [patent_app_country] => US [patent_app_date] => 2022-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7791 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17574192 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/574192
Fidelity estimation for quantum computing systems Jan 11, 2022 Issued
Array ( [id] => 18488824 [patent_doc_number] => 20230216174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => ELECTRONIC PACKAGE [patent_app_type] => utility [patent_app_number] => 17/566573 [patent_app_country] => US [patent_app_date] => 2021-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7453 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17566573 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/566573
Electronic package Dec 29, 2021 Issued
Array ( [id] => 18874754 [patent_doc_number] => 11862577 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Package structure and method of fabricating the same [patent_app_type] => utility [patent_app_number] => 17/561744 [patent_app_country] => US [patent_app_date] => 2021-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 10883 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17561744 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/561744
Package structure and method of fabricating the same Dec 23, 2021 Issued
Array ( [id] => 17552397 [patent_doc_number] => 20220123740 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => SEMICONDUCTOR DEVICE WITH MULTIPLE INDEPENDENT GATES [patent_app_type] => utility [patent_app_number] => 17/561046 [patent_app_country] => US [patent_app_date] => 2021-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17561046 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/561046
Semiconductor device with multiple independent gates Dec 22, 2021 Issued
Array ( [id] => 20319274 [patent_doc_number] => 12457837 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Display device and manufacturing method thereof [patent_app_type] => utility [patent_app_number] => 17/559462 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 30 [patent_no_of_words] => 10596 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17559462 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559462
Display device and manufacturing method thereof Dec 21, 2021 Issued
Array ( [id] => 20191323 [patent_doc_number] => 12402464 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Display device and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/559482 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 18 [patent_no_of_words] => 6170 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17559482 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559482
Display device and method of manufacturing the same Dec 21, 2021 Issued
Array ( [id] => 19918537 [patent_doc_number] => 12293913 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-06 [patent_title] => Directed self-assembly enabled subtractive metal patterning [patent_app_type] => utility [patent_app_number] => 17/559363 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 45 [patent_figures_cnt] => 66 [patent_no_of_words] => 17380 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17559363 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559363
Directed self-assembly enabled subtractive metal patterning Dec 21, 2021 Issued
Array ( [id] => 17986382 [patent_doc_number] => 20220352419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/559443 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15602 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17559443 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559443
Display device Dec 21, 2021 Issued
Array ( [id] => 19612145 [patent_doc_number] => 12161040 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-03 [patent_title] => Display panel [patent_app_type] => utility [patent_app_number] => 17/623278 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 6834 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17623278 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/623278
Display panel Dec 21, 2021 Issued
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