Search

David W. Duffy

Examiner (ID: 16996, Phone: (571)272-1574 , Office: P/3716 )

Most Active Art Unit
3716
Art Unit(s)
3715, 3714, 3700, 3716
Total Applications
560
Issued Applications
295
Pending Applications
17
Abandoned Applications
251

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17676911 [patent_doc_number] => 20220190078 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => DISPLAY DEVICE AND METHOD OF MANUFACTURING DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/512926 [patent_app_country] => US [patent_app_date] => 2021-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9737 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17512926 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/512926
Display device and method of manufacturing display device Oct 27, 2021 Issued
Array ( [id] => 17870872 [patent_doc_number] => 20220293609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => METHOD FOR FORMING SEMICONDUCTOR STRUCTURES AND SEMICONDUCTOR STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/452272 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6302 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17452272 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/452272
Method for forming semiconductor structures and semiconductor structure Oct 25, 2021 Issued
Array ( [id] => 17403014 [patent_doc_number] => 20220045105 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => DISPLAY DEVICE INCLUDING POLYCRYSTALLINE SILICON LAYER, METHOD OF MANUFACTURING POLYCRYSTALLINE SILICON LAYER, AND METHOD OF MANUFACTURING DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/510995 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9161 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17510995 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/510995
Display device including polycrystalline silicon layer, method of manufacturing polycrystalline silicon layer, and method of manufacturing display device Oct 25, 2021 Issued
Array ( [id] => 17403101 [patent_doc_number] => 20220045192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => METAL OXIDE INTERLAYER STRUCTURE FOR nFET AND pFET [patent_app_type] => utility [patent_app_number] => 17/508595 [patent_app_country] => US [patent_app_date] => 2021-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4995 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17508595 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/508595
Metal oxide interlayer structure for nFET and pFET Oct 21, 2021 Issued
Array ( [id] => 17737958 [patent_doc_number] => 20220223420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => MANUFACTURING METHOD FOR SEMICONDUCTOR STRUCTURE, AND SEMICONDUCTOR STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/505678 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5096 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17505678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/505678
Manufacturing method for semiconductor structure, and semiconductor structure Oct 19, 2021 Issued
Array ( [id] => 19705044 [patent_doc_number] => 12199091 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Shallow trench isolation processing with local oxidation of silicon [patent_app_type] => utility [patent_app_number] => 17/503877 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 25 [patent_no_of_words] => 6464 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17503877 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/503877
Shallow trench isolation processing with local oxidation of silicon Oct 17, 2021 Issued
Array ( [id] => 20347552 [patent_doc_number] => 12471290 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Ferroelectric device and semiconductor device [patent_app_type] => utility [patent_app_number] => 18/030334 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 102 [patent_no_of_words] => 61935 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18030334 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/030334
Ferroelectric device and semiconductor device Oct 11, 2021 Issued
Array ( [id] => 18823096 [patent_doc_number] => 20230397437 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => SEMICONDUCTOR DEVICE AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/249415 [patent_app_country] => US [patent_app_date] => 2021-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21115 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18249415 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/249415
SEMICONDUCTOR DEVICE AND ELECTRONIC DEVICE Oct 7, 2021 Pending
Array ( [id] => 19046455 [patent_doc_number] => 11935574 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Memory cells and methods of forming a capacitor including current leakage paths having different total resistances [patent_app_type] => utility [patent_app_number] => 17/496564 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 7337 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17496564 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/496564
Memory cells and methods of forming a capacitor including current leakage paths having different total resistances Oct 6, 2021 Issued
Array ( [id] => 17523040 [patent_doc_number] => 20220108889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => METHODS FOR DEPOSITING III-ALLOYS ON SUBSTRATES AND COMPOSITIONS THEREFROM [patent_app_type] => utility [patent_app_number] => 17/495913 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5430 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17495913 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/495913
Methods for depositing III-alloys on substrates and compositions therefrom Oct 6, 2021 Issued
Array ( [id] => 18791180 [patent_doc_number] => 20230380175 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => SEMICONDUCTOR DEVICE AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/031421 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 66596 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18031421 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/031421
SEMICONDUCTOR DEVICE AND ELECTRONIC DEVICE Oct 6, 2021 Pending
Array ( [id] => 17373673 [patent_doc_number] => 20220028725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => MANUFACTURING OF CAVITIES [patent_app_type] => utility [patent_app_number] => 17/496411 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2700 [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] => 17496411 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/496411
Manufacturing of cavities Oct 6, 2021 Issued
Array ( [id] => 20455899 [patent_doc_number] => 12518959 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Method for manufacturing wafer having functional film [patent_app_type] => utility [patent_app_number] => 18/030549 [patent_app_country] => US [patent_app_date] => 2021-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5879 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18030549 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/030549
Method for manufacturing wafer having functional film Sep 30, 2021 Issued
Array ( [id] => 19858405 [patent_doc_number] => 12261259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Light-emitting chip and light-emitting substrate [patent_app_type] => utility [patent_app_number] => 17/481326 [patent_app_country] => US [patent_app_date] => 2021-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 7495 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17481326 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/481326
Light-emitting chip and light-emitting substrate Sep 21, 2021 Issued
Array ( [id] => 18224940 [patent_doc_number] => 20230063934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => Semiconductor Device and Method of Manufacture [patent_app_type] => utility [patent_app_number] => 17/463726 [patent_app_country] => US [patent_app_date] => 2021-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9906 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17463726 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/463726
Semiconductor device and method of manufacture Aug 31, 2021 Issued
Array ( [id] => 18317601 [patent_doc_number] => 11631685 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Memory device and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/412291 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 3843 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17412291 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/412291
Memory device and method of manufacturing the same Aug 25, 2021 Issued
Array ( [id] => 20496605 [patent_doc_number] => 12538495 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Semiconductor device, capacitor, and manufacturing method thereof [patent_app_type] => utility [patent_app_number] => 18/023618 [patent_app_country] => US [patent_app_date] => 2021-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 45 [patent_figures_cnt] => 127 [patent_no_of_words] => 56180 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18023618 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/023618
Semiconductor device, capacitor, and manufacturing method thereof Aug 23, 2021 Issued
Array ( [id] => 18131287 [patent_doc_number] => 11557504 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-17 [patent_title] => Semiconductor device including isolation layers and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/410149 [patent_app_country] => US [patent_app_date] => 2021-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 38 [patent_no_of_words] => 10813 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17410149 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/410149
Semiconductor device including isolation layers and method of manufacturing the same Aug 23, 2021 Issued
Array ( [id] => 18068264 [patent_doc_number] => 20220399352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => FERROELECTRIC RANDOM ACCESS MEMORY (FRAM) CAPACITORS AND METHODS OF CONSTRUCTION [patent_app_type] => utility [patent_app_number] => 17/409883 [patent_app_country] => US [patent_app_date] => 2021-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17409883 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/409883
Ferroelectric random access memory (FRAM) capacitors and methods of construction Aug 23, 2021 Issued
Array ( [id] => 18248965 [patent_doc_number] => 11605561 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Backside metal removal die singulation systems and related methods [patent_app_type] => utility [patent_app_number] => 17/445632 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 4519 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17445632 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/445632
Backside metal removal die singulation systems and related methods Aug 22, 2021 Issued
Menu