| NATUS 1890455 · TMA1090579 | Natus Medical Incorporated | 37 Construction38 Telecommunications41 Education+2 | Registered | 2020 |
| NATUS 1548119 · TMA877588 | Natus Medical Incorporated | 9 Electronics10 Medical | Registered | 2014 |
| NATUS 1082818 · TMA568209 | Natus Medical Incorporated | 9 Electronics10 Medical | Registered | 2002 |
| NOTES 0888003 · TMA529443 | HCL TECHNOLOGIES LIMITED | 9 Electronics | Registered | 2000 |
| NOTS 0535268 · TMA308888 | RELIGIOUS TECHNOLOGY CENTER | 9 Electronics16 Paper41 Education+2 | Registered | 1985 |
| NOTS 2361007 · design | NOTS CO. LTD. | 3 Cosmetics | Pending | 2024 |
| NOTES 2099469 | Votivo, LLC | 3 Cosmetics4 Oils5 Pharmaceuticals+5 | Pending | 2021 |
| Noots 2111825 · TMA1179370 | an individual | 20 Furniture21 Housewares | Registered | 2023 |
| NOTCH 2070881 · TMA1280298 | Vendorhero Inc. | 9 Electronics | Registered | 2025 |
| NTTS 1957834 · TMA1221835 · design | MiraCorp Inc. | 16 Paper35 Advertising | Registered | 2024 |
| NOTOX 1947371 · TMA1184571 | CAN TECHNOLOGIES, INC. | 5 Pharmaceuticals31 Fresh | Registered | 2023 |
| NUTS 1859591 · TMA1059299 · design | Goorin Bros. Inc. | 25 Clothing | Registered | 2019 |
| NODES 1739311 · TMA1045401 | an individual | 9 Electronics16 Paper18 Leather+6 | Registered | 2019 |
| NETIS 1694724 · TMA947197 · design | Netis Technology Co. Ltd. | 9 Electronics11 Lighting28 Toys | Registered | 2016 |
| NOTCH 1684067 · TMA971915 | Fortune Brands Water Innovations LLC | 6 Metal11 Lighting21 Housewares | Registered | 2017 |
| NETS 1683013 · TMA921823 · design | Nor'eastern Trawl Systems, Inc. | 6 Metal | Registered | 2015 |
| NTS 1677164 · TMA956147 · design | National Trench Safety, LLC, a Delaware Limited Liability Company | 45 Legal | Registered | 2016 |
| NTS 1668684 · TMA918194 · design | NEEGAN TECHNICAL SERVICES LTD. | 35 Advertising40 Treatment42 Science | Registered | 2015 |
| NTS 1666384 · TMA944434 · design | National Tube Supply Company | 6 Metal | Registered | 2016 |
| NTS 1666383 · TMA927735 | National Tube Supply Company | 6 Metal | Registered | 2016 |
| NETS 0834438 · TMA522333 · design | Brooklyn Nets, LLC | 9 Electronics16 Paper25 Clothing+2 | Registered | 2000 |
| NETS 0706282 · TMA495904 · design | Brooklyn Nets, LLC | 24 Textiles | Registered | 1998 |
| NOTCO 0474359 · TMA293816 | Northern Transportation Company Limited | 6 Metal20 Furniture39 Transport | Registered | 1984 |
| NETS 2338129 · design | Owner not listed | 25 Clothing | Pending | 2024 |
| NODES 2316836 · design | NODES Market Ltd | 9 Electronics35 Advertising36 Finance+1 | Pending | 2023 |