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] => 18263194 [patent_doc_number] => 11610903 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Capacitive memory structure, functional layer, electronic device, and methods thereof [patent_app_type] => utility [patent_app_number] => 17/213797 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 40 [patent_no_of_words] => 33856 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17213797 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/213797
Capacitive memory structure, functional layer, electronic device, and methods thereof Mar 25, 2021 Issued
Array ( [id] => 17130496 [patent_doc_number] => 20210305265 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => STACK CAPACITOR, A FLASH MEMORY DEVICE AND A MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/213885 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17213885 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/213885
Stack capacitor, a flash memory device and a manufacturing method thereof Mar 25, 2021 Issued
Array ( [id] => 18562954 [patent_doc_number] => 11728207 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Method for fabricating a strained semiconductor-on-insulator substrate [patent_app_type] => utility [patent_app_number] => 17/207202 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 25 [patent_no_of_words] => 5083 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17207202 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/207202
Method for fabricating a strained semiconductor-on-insulator substrate Mar 18, 2021 Issued
Array ( [id] => 18999067 [patent_doc_number] => 11915922 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Silicon wafer for an electronic component and method for the production thereof [patent_app_type] => utility [patent_app_number] => 17/205720 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3796 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17205720 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/205720
Silicon wafer for an electronic component and method for the production thereof Mar 17, 2021 Issued
Array ( [id] => 17599575 [patent_doc_number] => 20220149149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => CAPACITOR STRUCTURES FOR MEMORY AND METHOD OF MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 17/202301 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17202301 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/202301
Capacitor structures for memory and method of manufacturing the same Mar 14, 2021 Issued
Array ( [id] => 17855333 [patent_doc_number] => 20220285376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME [patent_app_type] => utility [patent_app_number] => 17/192227 [patent_app_country] => US [patent_app_date] => 2021-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12042 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17192227 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/192227
Semiconductor device and method of fabricating the same Mar 3, 2021 Issued
Array ( [id] => 18520745 [patent_doc_number] => 11710639 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-25 [patent_title] => Semiconductor device and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/185670 [patent_app_country] => US [patent_app_date] => 2021-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 20 [patent_no_of_words] => 5818 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17185670 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/185670
Semiconductor device and method of manufacturing the same Feb 24, 2021 Issued
Array ( [id] => 17574232 [patent_doc_number] => 11322507 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Method of making memory cells, high voltage devices and logic devices on a substrate with silicide on conductive blocks [patent_app_type] => utility [patent_app_number] => 17/185709 [patent_app_country] => US [patent_app_date] => 2021-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 102 [patent_no_of_words] => 8900 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 396 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17185709 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/185709
Method of making memory cells, high voltage devices and logic devices on a substrate with silicide on conductive blocks Feb 24, 2021 Issued
Array ( [id] => 18249150 [patent_doc_number] => 11605750 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Solar cell having an emitter region with wide bandgap semiconductor material [patent_app_type] => utility [patent_app_number] => 17/183164 [patent_app_country] => US [patent_app_date] => 2021-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 5600 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17183164 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/183164
Solar cell having an emitter region with wide bandgap semiconductor material Feb 22, 2021 Issued
Array ( [id] => 20319198 [patent_doc_number] => 12457760 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Diamond field effect transistor and method for producing same [patent_app_type] => utility [patent_app_number] => 17/910325 [patent_app_country] => US [patent_app_date] => 2021-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 34 [patent_no_of_words] => 10424 [patent_no_of_claims] => 3 [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] => 17910325 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/910325
Diamond field effect transistor and method for producing same Feb 16, 2021 Issued
Array ( [id] => 17764929 [patent_doc_number] => 20220238542 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => FLASH AND FABRICATING METHOD OF THE SAME [patent_app_type] => utility [patent_app_number] => 17/177211 [patent_app_country] => US [patent_app_date] => 2021-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2834 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17177211 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/177211
Flash and fabricating method of the same Feb 16, 2021 Issued
Array ( [id] => 16858383 [patent_doc_number] => 20210159128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => Measurement of Overlay Error Using Device Inspection System [patent_app_type] => utility [patent_app_number] => 17/163904 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 17163904 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/163904
Measurement of overlay error using device inspection system Jan 31, 2021 Issued
Array ( [id] => 19016340 [patent_doc_number] => 11923282 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Wiring substrate [patent_app_type] => utility [patent_app_number] => 17/162628 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 58 [patent_no_of_words] => 13731 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17162628 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/162628
Wiring substrate Jan 28, 2021 Issued
Array ( [id] => 18465911 [patent_doc_number] => 11690223 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-27 [patent_title] => 3D memory device and manufacturing method thereof [patent_app_type] => utility [patent_app_number] => 17/160066 [patent_app_country] => US [patent_app_date] => 2021-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3505 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [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] => 17160066 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/160066
3D memory device and manufacturing method thereof Jan 26, 2021 Issued
Array ( [id] => 17893368 [patent_doc_number] => 11456352 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-27 [patent_title] => Semiconductor device and method for fabricating the same [patent_app_type] => utility [patent_app_number] => 17/158729 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 11665 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [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] => 17158729 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158729
Semiconductor device and method for fabricating the same Jan 25, 2021 Issued
Array ( [id] => 16812485 [patent_doc_number] => 20210135040 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => TILED SOLAR CELL LASER PROCESS [patent_app_type] => utility [patent_app_number] => 17/144942 [patent_app_country] => US [patent_app_date] => 2021-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7561 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17144942 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/144942
TILED SOLAR CELL LASER PROCESS Jan 7, 2021 Abandoned
Array ( [id] => 16812121 [patent_doc_number] => 20210134676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => WAFER DICING USING FEMTOSECOND-BASED LASER AND PLASMA ETCH [patent_app_type] => utility [patent_app_number] => 17/137099 [patent_app_country] => US [patent_app_date] => 2020-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17137099 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/137099
Wafer dicing using femtosecond-based laser and plasma etch Dec 28, 2020 Issued
Array ( [id] => 18054056 [patent_doc_number] => 11527448 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-13 [patent_title] => Semiconductor device and method for fabricating the same [patent_app_type] => utility [patent_app_number] => 17/134465 [patent_app_country] => US [patent_app_date] => 2020-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 6808 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17134465 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/134465
Semiconductor device and method for fabricating the same Dec 26, 2020 Issued
Array ( [id] => 17692465 [patent_doc_number] => 20220199758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => CARBON ELECTRODES FOR FERROELECTRIC CAPACITORS [patent_app_type] => utility [patent_app_number] => 17/132970 [patent_app_country] => US [patent_app_date] => 2020-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17132970 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/132970
CARBON ELECTRODES FOR FERROELECTRIC CAPACITORS Dec 22, 2020 Pending
Array ( [id] => 19584200 [patent_doc_number] => 12150348 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Display substrate and preparation method thereof, and display apparatus [patent_app_type] => utility [patent_app_number] => 17/598894 [patent_app_country] => US [patent_app_date] => 2020-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 9343 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 404 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17598894 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/598894
Display substrate and preparation method thereof, and display apparatus Dec 22, 2020 Issued
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