Search

David M. Naff

Examiner (ID: 5520)

Most Active Art Unit
1651
Art Unit(s)
1803, 1208, 1643, 1808, 2899, 1207, 1651, 1657, 1302, 1802
Total Applications
2218
Issued Applications
1396
Pending Applications
143
Abandoned Applications
679

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20372750 [patent_doc_number] => 12480177 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Galvanized steel sheet and method for producing same [patent_app_type] => utility [patent_app_number] => 18/548970 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5563 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 18548970 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/548970
Galvanized steel sheet and method for producing same Feb 24, 2022 Issued
Array ( [id] => 20330019 [patent_doc_number] => 12460286 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Steel sheet and welded joint [patent_app_type] => utility [patent_app_number] => 18/273453 [patent_app_country] => US [patent_app_date] => 2022-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 6273 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18273453 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/273453
Steel sheet and welded joint Feb 17, 2022 Issued
Array ( [id] => 19793929 [patent_doc_number] => 12234867 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Constrained flexure mechanism and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/673737 [patent_app_country] => US [patent_app_date] => 2022-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5095 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17673737 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/673737
Constrained flexure mechanism and method for manufacturing the same Feb 15, 2022 Issued
Array ( [id] => 17627705 [patent_doc_number] => 20220162720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => PLATED STEEL SHEET FOR HOT PRESS FORMING HAVING EXCELLENT IMPACT PROPERTY, HOT PRESS FORMED PART, AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/666972 [patent_app_country] => US [patent_app_date] => 2022-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7622 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17666972 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/666972
Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereof Feb 7, 2022 Issued
Array ( [id] => 19793624 [patent_doc_number] => 12234559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Electrode material for aluminum electrolytic capacitors and method for producing same [patent_app_type] => utility [patent_app_number] => 18/275835 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 19 [patent_no_of_words] => 8867 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18275835 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/275835
Electrode material for aluminum electrolytic capacitors and method for producing same Jan 25, 2022 Issued
Array ( [id] => 19651606 [patent_doc_number] => 12173380 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Steel sheet and method for producing same [patent_app_type] => utility [patent_app_number] => 18/035066 [patent_app_country] => US [patent_app_date] => 2021-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 16632 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18035066 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/035066
Steel sheet and method for producing same Dec 23, 2021 Issued
Array ( [id] => 19035018 [patent_doc_number] => 20240084833 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => WELDED JOINT AND AUTOMOBILE MEMBER [patent_app_type] => utility [patent_app_number] => 18/271402 [patent_app_country] => US [patent_app_date] => 2021-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18271402 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/271402
WELDED JOINT AND AUTOMOBILE MEMBER Dec 23, 2021 Pending
Array ( [id] => 19763418 [patent_doc_number] => 12221700 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => High-strength aluminum coated steel sheet having excellent anti-corrosion properties and weldability, and manufacturing method thereof [patent_app_type] => utility [patent_app_number] => 18/266269 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5099 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18266269 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/266269
High-strength aluminum coated steel sheet having excellent anti-corrosion properties and weldability, and manufacturing method thereof Dec 14, 2021 Issued
Array ( [id] => 19709645 [patent_doc_number] => 20250019787 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => Low density Hot rolled steel, method of production thereof and use of such steel to produce vehicle parts [patent_app_type] => utility [patent_app_number] => 18/715947 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18715947 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/715947
Low density Hot rolled steel, method of production thereof and use of such steel to produce vehicle parts Dec 9, 2021 Pending
Array ( [id] => 20549032 [patent_doc_number] => 12559814 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => High-strength hot-dip galvanized steel sheet having excellent surface quality and spot weldability, and manufacturing method therefor [patent_app_type] => utility [patent_app_number] => 18/267364 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3797 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18267364 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/267364
High-strength hot-dip galvanized steel sheet having excellent surface quality and spot weldability, and manufacturing method therefor Dec 6, 2021 Issued
Array ( [id] => 20158508 [patent_doc_number] => 12385121 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Coated steel sheet and high strength press hardened steel part and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 18/038104 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 341 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18038104 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/038104
Coated steel sheet and high strength press hardened steel part and method of manufacturing the same Dec 2, 2021 Issued
Array ( [id] => 18809038 [patent_doc_number] => 20230383373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN BRITTLENESS RESISTANCE AND IMPACT RESISTANCE, HOT PRESS FORMED PARTS, AND MANUFACTURING METHODS THEREOF [patent_app_type] => utility [patent_app_number] => 18/034265 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13286 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18034265 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/034265
Plated steel sheets for hot press forming having excellent hydrogen brittleness resistance and impact resistance, hot press formed parts, and manufacturing methods thereof Dec 2, 2021 Issued
Array ( [id] => 19537025 [patent_doc_number] => 12129568 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Surface-treated steel sheet [patent_app_type] => utility [patent_app_number] => 18/035745 [patent_app_country] => US [patent_app_date] => 2021-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 14447 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18035745 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/035745
Surface-treated steel sheet Nov 28, 2021 Issued
Array ( [id] => 18861018 [patent_doc_number] => 20230415453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => SURFACE-TREATED STEEL SHEET [patent_app_type] => utility [patent_app_number] => 18/035988 [patent_app_country] => US [patent_app_date] => 2021-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15801 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18035988 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/035988
Surface-treated steel sheet Nov 28, 2021 Issued
Array ( [id] => 18010721 [patent_doc_number] => 20220369488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => TERMINAL DEVICE [patent_app_type] => utility [patent_app_number] => 17/455841 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6088 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17455841 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/455841
Terminal device Nov 18, 2021 Issued
Array ( [id] => 19551101 [patent_doc_number] => 12134800 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Highly thick steel material having excellent low-temperature impact toughness and manufacturing method therefor [patent_app_type] => utility [patent_app_number] => 18/265570 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7317 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18265570 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/265570
Highly thick steel material having excellent low-temperature impact toughness and manufacturing method therefor Nov 17, 2021 Issued
Array ( [id] => 20264403 [patent_doc_number] => 12435381 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Steel material and method for its manufacture [patent_app_type] => utility [patent_app_number] => 18/037150 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 0 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18037150 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/037150
Steel material and method for its manufacture Nov 17, 2021 Issued
Array ( [id] => 18845102 [patent_doc_number] => 20230407506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => FE-BASED ELECTROPLATED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL SHEET, AUTOMOTIVE PART, METHOD OF PRODUCING ELECTRODEPOSITION-COATED STEEL SHEET, AND METHOD OF PRODUCING FE-BASED ELECTROPLATED STEEL SHEET [patent_app_type] => utility [patent_app_number] => 18/251396 [patent_app_country] => US [patent_app_date] => 2021-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16277 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18251396 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/251396
FE-BASED ELECTROPLATED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL SHEET, AUTOMOTIVE PART, METHOD OF PRODUCING ELECTRODEPOSITION-COATED STEEL SHEET, AND METHOD OF PRODUCING FE-BASED ELECTROPLATED STEEL SHEET Nov 4, 2021 Pending
Array ( [id] => 18895631 [patent_doc_number] => 20240011116 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => BAKE-HARDENED HOT-DIP GALVANIZED STEEL SHEET WITH EXCELLENT POWDERING RESISTANCE, AND MANUFACTURING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/035925 [patent_app_country] => US [patent_app_date] => 2021-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18035925 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/035925
Bake-hardened hot-dip galvanized steel sheet with excellent powdering resistance, and manufacturing method therefor Nov 2, 2021 Issued
Array ( [id] => 17428852 [patent_doc_number] => 20220056560 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => AGE-HARDENABLE AND HIGHLY FORMABLE ALUMINUM ALLOYS AND METHODS OF MAKING THE SAME [patent_app_type] => utility [patent_app_number] => 17/516453 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17516453 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/516453
Age-hardenable and highly formable aluminum alloys and methods of making the same Oct 31, 2021 Issued
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