Search

Chieh M. Fan

Supervisory Patent Examiner (ID: 13192, Phone: (571)272-3042 , Office: P/2632 )

Most Active Art Unit
2634
Art Unit(s)
2634, 2632, 2734, 2638, 2611
Total Applications
409
Issued Applications
289
Pending Applications
88
Abandoned Applications
34

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19813990 [patent_doc_number] => 12245420 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Method for forming semiconductor memory device [patent_app_type] => utility [patent_app_number] => 18/644136 [patent_app_country] => US [patent_app_date] => 2024-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5912 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18644136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/644136
Method for forming semiconductor memory device Apr 23, 2024 Issued
Array ( [id] => 20230374 [patent_doc_number] => 12419039 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Semiconductor memory device [patent_app_type] => utility [patent_app_number] => 18/644144 [patent_app_country] => US [patent_app_date] => 2024-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 1115 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18644144 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/644144
Semiconductor memory device Apr 23, 2024 Issued
Array ( [id] => 20177401 [patent_doc_number] => 12396166 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Semiconductor device and method for forming the wiring structures avoiding short circuit thereof [patent_app_type] => utility [patent_app_number] => 18/622235 [patent_app_country] => US [patent_app_date] => 2024-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 59 [patent_no_of_words] => 4227 [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] => 18622235 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/622235
Semiconductor device and method for forming the wiring structures avoiding short circuit thereof Mar 28, 2024 Issued
Array ( [id] => 20177401 [patent_doc_number] => 12396166 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Semiconductor device and method for forming the wiring structures avoiding short circuit thereof [patent_app_type] => utility [patent_app_number] => 18/622235 [patent_app_country] => US [patent_app_date] => 2024-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 59 [patent_no_of_words] => 4227 [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] => 18622235 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/622235
Semiconductor device and method for forming the wiring structures avoiding short circuit thereof Mar 28, 2024 Issued
Array ( [id] => 20334525 [patent_doc_number] => 12464821 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Integrated circuit including integrated standard cell structure [patent_app_type] => utility [patent_app_number] => 18/617569 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 20 [patent_no_of_words] => 4628 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18617569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/617569
Integrated circuit including integrated standard cell structure Mar 25, 2024 Issued
Array ( [id] => 20334525 [patent_doc_number] => 12464821 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Integrated circuit including integrated standard cell structure [patent_app_type] => utility [patent_app_number] => 18/617569 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 20 [patent_no_of_words] => 4628 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18617569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/617569
Integrated circuit including integrated standard cell structure Mar 25, 2024 Issued
Array ( [id] => 20334525 [patent_doc_number] => 12464821 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Integrated circuit including integrated standard cell structure [patent_app_type] => utility [patent_app_number] => 18/617569 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 20 [patent_no_of_words] => 4628 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18617569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/617569
Integrated circuit including integrated standard cell structure Mar 25, 2024 Issued
Array ( [id] => 19255160 [patent_doc_number] => 20240206157 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => SEMICONDUCTOR MEMORY DEVICES HAVING CONTACT PLUGS [patent_app_type] => utility [patent_app_number] => 18/592121 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12011 [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] => 18592121 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/592121
SEMICONDUCTOR MEMORY DEVICES HAVING CONTACT PLUGS Feb 28, 2024 Pending
Array ( [id] => 19193512 [patent_doc_number] => 20240172425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => MICROELECTRONIC DEVICES AND ELECTRONIC SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/429004 [patent_app_country] => US [patent_app_date] => 2024-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22112 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18429004 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/429004
Microelectronic devices and electronic systems Jan 30, 2024 Issued
Array ( [id] => 19919738 [patent_doc_number] => 12295134 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Method for fabricating crown capacitor [patent_app_type] => utility [patent_app_number] => 18/411046 [patent_app_country] => US [patent_app_date] => 2024-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18411046 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/411046
Method for fabricating crown capacitor Jan 11, 2024 Issued
Array ( [id] => 19118354 [patent_doc_number] => 20240130104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => SEMICONDUCTOR STRUCTURE AND METHOD FOR FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 18/396747 [patent_app_country] => US [patent_app_date] => 2023-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4584 [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] => 18396747 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/396747
Semiconductor structure and method for forming the same Dec 26, 2023 Issued
Array ( [id] => 19118359 [patent_doc_number] => 20240130109 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => SEMICONDUCTOR DEVICE WITH LOW-K SPACER [patent_app_type] => utility [patent_app_number] => 18/541486 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22173 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18541486 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/541486
SEMICONDUCTOR DEVICE WITH LOW-K SPACER Dec 14, 2023 Pending
Array ( [id] => 19178140 [patent_doc_number] => 20240164114 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => Vertical Transistor, Integrated Circuitry, Method Of Forming A Vertical Transistor, And Method Of Forming Integrated Circuitry [patent_app_type] => utility [patent_app_number] => 18/522637 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5062 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18522637 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/522637
Vertical transistor, integrated circuitry, method of forming a vertical transistor, and method of forming integrated circuitry Nov 28, 2023 Issued
Array ( [id] => 19008159 [patent_doc_number] => 20240072230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/502023 [patent_app_country] => US [patent_app_date] => 2023-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5123 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18502023 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/502023
Electronic device Nov 4, 2023 Issued
Array ( [id] => 19515852 [patent_doc_number] => 20240347538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => SEMICONDUCTOR DEVICE HAVING HIGH-K GATE DIELECTRIC LAYERS [patent_app_type] => utility [patent_app_number] => 18/500115 [patent_app_country] => US [patent_app_date] => 2023-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8804 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18500115 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/500115
SEMICONDUCTOR DEVICE HAVING HIGH-K GATE DIELECTRIC LAYERS Nov 1, 2023 Pending
Array ( [id] => 18977230 [patent_doc_number] => 20240057322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => SEMICONDUCTOR STRUCTURE AND SEMICONDUCTOR MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/492758 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4124 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18492758 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/492758
SEMICONDUCTOR STRUCTURE AND SEMICONDUCTOR MANUFACTURING METHOD Oct 22, 2023 Abandoned
Array ( [id] => 19698451 [patent_doc_number] => 20250016996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => MEMORY DEVICE WITH TAPERED BIT LINE CONTACT AND METHOD FOR PREPARING THE SAME [patent_app_type] => utility [patent_app_number] => 18/382683 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7327 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18382683 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382683
MEMORY DEVICE WITH TAPERED BIT LINE CONTACT AND METHOD FOR PREPARING THE SAME Oct 22, 2023 Pending
Array ( [id] => 19285922 [patent_doc_number] => 20240222399 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => IMAGE SENSOR [patent_app_type] => utility [patent_app_number] => 18/380795 [patent_app_country] => US [patent_app_date] => 2023-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8384 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18380795 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/380795
IMAGE SENSOR Oct 16, 2023 Pending
Array ( [id] => 19894758 [patent_doc_number] => 20250120070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => MEMORY DEVICE AND FABRICATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/377785 [patent_app_country] => US [patent_app_date] => 2023-10-07 [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] => -18 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18377785 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/377785
MEMORY DEVICE AND FABRICATION METHOD THEREOF Oct 6, 2023 Pending
Array ( [id] => 19894758 [patent_doc_number] => 20250120070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => MEMORY DEVICE AND FABRICATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/377785 [patent_app_country] => US [patent_app_date] => 2023-10-07 [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] => -18 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18377785 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/377785
MEMORY DEVICE AND FABRICATION METHOD THEREOF Oct 6, 2023 Pending
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