| NISSE 1641506 · TMA930451 · design | Owner not shown | 25 Clothing | Registered | 2016 |
| NOSE 1550909 · TMA1021252 | an individual | 35 Advertising | Registered | 2019 |
| NOSE 0811982 · TMA624897 · design | Bright Fame Group Holdings Limited | 25 Clothing | Registered | 2004 |
| NOÈSE 2301941 · design | Owner not listed | 9 Electronics38 Telecommunications42 Science | Pending | 2023 |
| NOISE 2270742 | Owner not listed | 9 Electronics | Pending | 2023 |
| NOUSE 0917971 | National Research Council of Canada | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2006 |
| NOISSUE 2004358 · TMA1106574 | NO ISSUE LIMITED | 42 Science | Registered | 2021 |
| NISSEI 2145037 · TMA1229337 · design | NISSEI PLASTIC INDUSTRIAL CO. LTD. | 7 Machines | Registered | 2024 |
| NOISEY 1532625 · TMA1037053 | Vice Media LLC | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2019 |
| NOCSAE 1172378 · TMA677601 | NOCSAE CORPORATION | 9 Electronics28 Toys | Registered | 2006 |
| NESSIE 0869552 · TMA548531 | Burton's Foods Limited | 30 Coffee | Registered | 2001 |
| NISSEI 0842552 · TMA491772 | NISSEI PLASTIC INDUSTRIAL CO. LTD. | 7 Machines9 Electronics11 Lighting+4 | Registered | 1998 |
| NISSEI 0710088 · TMA532207 · design | NISSEI Electric Co. Ltd. | 2 Paints6 Metal7 Machines+2 | Registered | 2000 |
| Noosie 2326898 | an individual | 35 Advertising | Pending | 2024 |
| NOCS 2264656 · TMA1284874 | Nocs Provisions, LLC | 9 Electronics | Registered | 2025 |
| NYSE 2185180 · TMA1251003 · design | NYSE Group, Inc. | 36 Finance | Registered | 2024 |
| NESSA 2175776 · TMA1197228 | Nessa Cosmétiques Inc. | 3 Cosmetics | Registered | 2023 |
| NOAS 2175181 · TMA1228064 · design | ZSB & Company Professional Corporation | 35 Advertising36 Finance42 Science | Registered | 2024 |
| NOAS 2175180 · TMA1228063 | ZSB & Company Professional Corporation | 35 Advertising36 Finance42 Science | Registered | 2024 |
| NOSH 2065227 · TMA1173308 | Ren's Feed and Supplies Limited | 31 Fresh | Registered | 2023 |
| NISHE 2042555 · TMA1273659 | NISHE RETAIL TECHNOLOGIES INC. | 9 Electronics35 Advertising | Registered | 2024 |
| NGSE 2015836 · TMA1157036 | vadimUS conseils inc. | 42 Science | Registered | 2022 |
| NOUS 2007861 · TMA1236800 · design | Nous Group Pty Ltd | 35 Advertising | Registered | 2024 |
| NISE 1981586 · TMA1142380 | Durum Verschleißschutz GmbH | 6 Metal | Registered | 2022 |
| NISE 1965979 · TMA1147257 | ABEST PRODUCT INC. | 20 Furniture | Registered | 2022 |