| NATCH 2076074 · TMA1172293 | Werner & Mertz GmbH | 1 Chemicals3 Cosmetics5 Pharmaceuticals+5 | Registered | 2023 |
| NITECH 1363369 · TMA734868 | an individual | 9 Electronics10 Medical21 Housewares | Registered | 2009 |
| NUTECH 0503395 · TMA324635 | an individual | 37 Construction39 Transport | Registered | 1987 |
| NUTECH 2281392 · design | Nutech Accessories Inc. | 7 Machines9 Electronics11 Lighting+2 | Pending | 2023 |
| Nutech 2279908 | Nutech Accessories Inc. | 7 Machines9 Electronics11 Lighting+2 | Pending | 2023 |
| NEOTECH 1533512 · TMA846685 | Glanbia Nutritionals Limited | 30 Coffee | Registered | 2013 |
| NEOTECH 1089826 · TMA580904 · design | WAN LUNG ELECTRIC WIRE & CABLE MFG. CO. LTD. | 9 Electronics | Registered | 2003 |
| NEOTECH 1982299 · design | Neotech Products LLC | 3 Cosmetics5 Pharmaceuticals9 Electronics+2 | Pending | 2019 |
| NOTCH 2070881 · TMA1280298 | Vendorhero Inc. | 9 Electronics | Registered | 2025 |
| NWATCH 1719941 · TMA936302 · design | GROWMARK, INC. | 38 Telecommunications42 Science | Registered | 2016 |
| NATCO 1710183 · TMA988822 · design | Owner not shown | 29 Meat30 Coffee31 Fresh | Registered | 2018 |
| NOTCH 1684067 · TMA971915 | Fortune Brands Water Innovations LLC | 6 Metal11 Lighting21 Housewares | Registered | 2017 |
| NATSCO 0842415 · TMA507586 | NORTH AMERICAN TRANSIT SUPPLY CORPORATION | 35 Advertising37 Construction40 Treatment | Registered | 1999 |
| NATCO 0702689 · TMA434220 | an individual | 7 Machines9 Electronics11 Lighting | Registered | 1994 |
| NATCO 0573487 · TMA339692 | an individual | 29 Meat30 Coffee31 Fresh | Registered | 1988 |
| NADECO 2287743 · design | Nadeco (Tianjin) Beauty Industrial Co. Ltd. | 3 Cosmetics | Pending | 2023 |
| NOTCH 2240178 | Sherrill, Inc. | 6 Metal8 Hand9 Electronics+6 | Pending | 2023 |
| Natcha 2029264 | an individual | 35 Advertising44 Medical | Pending | 2020 |
| NAUTICA 2175702 · TMA1227055 · design | Nautica Apparel, Inc. | 12 Vehicles | Registered | 2024 |
| NAUTICA 2103628 · TMA1197656 | Nautica Apparel, Inc. | 12 Vehicles | Registered | 2023 |
| NAUTICA 2001654 · TMA1111973 | Nautica Apparel, Inc. | 3 Cosmetics | Registered | 2021 |
| NAUTICA 1974870 · TMA1114545 | Nautica Apparel, Inc. | 11 Lighting16 Paper | Registered | 2021 |
| NAUTICA 1970452 · TMA1113991 | Nautica Apparel, Inc. | 9 Electronics | Registered | 2021 |
| NAUTICA 1957287 · TMA1113997 | Nautica Apparel, Inc. | 21 Housewares | Registered | 2021 |
| NAUTICA 1937014 · TMA1119911 | Nautica Apparel, Inc. | 21 Housewares | Registered | 2022 |