| NLUS 2179566 · TMA1232361 | an individual | 25 Clothing | Registered | 2024 |
| NELEUS 2220888 · TMA1248547 | Shenzhen Nierousi Technology Co., Ltd. | 25 Clothing | Registered | 2024 |
| NEOLUS 0442793 · TMA244947 | TERUMO KABUSHIKI KAISHA also trading as TERUMO CORPORATION | 10 Medical | Registered | 1980 |
| NOLEUS 2296145 | Owner not listed | 10 Medical | Pending | 2023 |
| NYLUXE 2266129 | BEAULIEU CANADA LTD. / BEAULIEU CANADA LTEE | 27 Carpets | Pending | 2023 |
| NULUX 1829911 · TMA1068490 | Lululemon Athletica Canada Inc. | 25 Clothing | Registered | 2020 |
| NYLOK 1579328 · TMA875250 | Nylok LLC | 37 Construction40 Treatment | Registered | 2014 |
| NOLS 1334768 · TMA714005 | National Outdoor Leadership School Society, a legal entity | 41 Education | Registered | 2008 |
| NOLS 1334767 · TMA714106 · design | National Outdoor Leadership School Society, a legal entity | 41 Education | Registered | 2008 |
| NYLOK 1194510 · TMA645836 · design | NYLOK LLC a Limited Liability Company | 6 Metal40 Treatment | Registered | 2005 |
| NELES 1041228 · TMA576934 | an individual | 1 Chemicals3 Cosmetics5 Pharmaceuticals+6 | Registered | 2003 |
| NILOS 0415282 · TMA264590 · design | NILOS GMBH | 1 Chemicals2 Paints3 Cosmetics+9 | Registered | 1981 |
| NILOS 0414490 · TMA262806 | NILOS GMBH | 1 Chemicals2 Paints3 Cosmetics+9 | Registered | 1981 |
| NYLEX 0283023 · TMA144100 | TORAY INDUSTRIES INC. | 24 Textiles | Registered | 1966 |
| NILOS 0264797 · TMA127290 · design | ZILLER GMBH & CO. KOMMANDITGESELLSCHAFT | 7 Machines | Registered | 1962 |
| NILES 0223679 · UCA50397 | SIMMONS MACHINE TOOL CORPORATION | 7 Machines9 Electronics | Registered | 1954 |
| NYLOK 0223372 · UCA49063 | NYLOK LLC a Limited Liability Company | 6 Metal | Registered | 1954 |
| NILS 2312477 | Haute Performance LLC | 25 Clothing | Pending | 2024 |
| NYLOX 2296687 | SWIMC LLC | 16 Paper | Pending | 2023 |
| NILES 2227102 | KIMBALL INTERNATIONAL, INC. | 20 Furniture | Pending | 2022 |
| NELES 2045269 | an individual | 6 Metal7 Machines35 Advertising+2 | Pending | 2020 |
| NALUUES 1988889 | Eaton Biological Co. Ltd. | 3 Cosmetics | Pending | 2019 |
| NULIGO 2219123 · TMA1280896 | Bunge Oils, Inc. | 1 Chemicals5 Pharmaceuticals | Registered | 2025 |
| NaLog 2198157 · TMA1249685 | an individual | 28 Toys | Registered | 2024 |
| NuWells 2197313 · TMA1237373 | an individual | 35 Advertising37 Construction42 Science | Registered | 2024 |