| NANOSIGHT 2128269 · TMA1214164 | Sumitomo Electric Industries, Ltd. | 9 Electronics | Registered | 2023 |
| NANOSOCKS 2116550 · TMA1161600 | NanoMedia Inc. | 25 Clothing | Registered | 2023 |
| NuINSIGHT 2082116 · TMA1170032 | an individual | 9 Electronics42 Science | Registered | 2023 |
| NAMSYS 2046086 · TMA1273689 | NAMSYS INC. | 42 Science | Registered | 2024 |
| NUNCHAKU 2012751 · TMA1111392 · design | Shenzhen UWELL Technology Co. Ltd. | 34 Tobacco | Registered | 2021 |
| NEMESIS 1994863 · TMA1165252 | NEMESIS COFFEE IP HOLDINGS INC. | 21 Housewares25 Clothing30 Coffee+1 | Registered | 2023 |
| NONSUCH 1970347 · TMA1101031 · design | La Brasserie Nonsuch Brewing Co. Ltd. | 21 Housewares25 Clothing32 Beer | Registered | 2021 |
| NinjaConnect 1766001 · TMA971282 | E-JAN NETWORKS Co. | 9 Electronics42 Science | Registered | 2017 |
| NANASHAKE 1756112 · TMA973199 · design | Nanashakes Inc. | 25 Clothing29 Meat30 Coffee+3 | Registered | 2017 |
| NANASHAKE 1725206 · TMA961498 | Nanashakes Inc. | 35 Advertising43 Restaurants | Registered | 2017 |
| Nanashake 1721957 · TMA961245 | Nanashakes Inc. | 29 Meat30 Coffee32 Beer | Registered | 2017 |
| NIMAGIS 1707059 · TMA1064504 | an individual | 1 Chemicals5 Pharmaceuticals | Registered | 2019 |
| NINJAGO 1669035 · TMA966876 · design | Owner not shown | 9 Electronics11 Lighting14 Jewellery+11 | Registered | 2017 |
| NINJAGO 1669034 · TMA966877 | Owner not shown | 9 Electronics11 Lighting14 Jewellery+11 | Registered | 2017 |
| NINKASI 1650291 · TMA894215 | Ninkasi Brewery, LLC | 32 Beer | Registered | 2015 |
| NEMESIS 1648606 · TMA963192 | SPEEDO INTERNATIONAL LIMITED | 28 Toys | Registered | 2017 |
| NEMISYS 1597888 · TMA874235 | ESCO GROUP LLC | 7 Machines | Registered | 2014 |
| NAMACHOCOLATE 1578249 · TMA930849 | ROYCE' CONFECT Co. Ltd. (a Japanese company) | 30 Coffee | Registered | 2016 |
| NEMESIS 1453700 · TMA816737 | Kimberly-Clark Worldwide, Inc. | 9 Electronics | Registered | 2012 |
| NEMESIS 1430815 · TMA833470 | ITT Manufacturing Enterprises LLC | 9 Electronics13 Firearms | Registered | 2012 |
| NIHONÇOISE 1404496 · TMA804494 | an individual | 21 Housewares29 Meat30 Coffee+3 | Registered | 2011 |
| NANOCOCRYSTALLINEOLIVINE 1366581 · TMA759008 | Advanced Lithium Electrochemistry Co., Ltd. | 9 Electronics | Registered | 2010 |
| NUNCHUK 1338776 · TMA725197 | NINTENDO OF AMERICA INC. | 28 Toys | Registered | 2008 |
| NEMESIS 1274927 · TMA691765 | INA International Ltd. | 9 Electronics18 Leather28 Toys | Registered | 2007 |
| NANOSYS 1229099 · TMA884487 | Shoei Chemical Inc. | 1 Chemicals9 Electronics10 Medical+1 | Registered | 2014 |