| WO-WE 2073902 · TMA1163507 · design | Shanghai Hongnian Industrial Co.Ltd. | 9 Electronics35 Advertising | Registered | 2023 |
| WOW WEE 1880828 · TMA1072363 | WowWee Group Limited | 28 Toys | Registered | 2020 |
| W3 W 2074574 · TMA1197582 · design | 3 PLW Ltd. | 1 Chemicals20 Furniture21 Housewares+2 | Registered | 2023 |
| WW W 1883286 · TMA1044904 · design | WW INTERNATIONAL, INC. | 39 Transport | Registered | 2019 |
| WW W 1883285 · TMA1039970 · design | WW INTERNATIONAL, INC. | 33 Wine | Registered | 2019 |
| WW W 1883279 · TMA1044944 · design | WW INTERNATIONAL, INC. | 32 Beer | Registered | 2019 |
| WW W 1883275 · TMA1044902 · design | WW INTERNATIONAL, INC. | 30 Coffee | Registered | 2019 |
| WW W 1883274 · TMA1044943 · design | WW INTERNATIONAL, INC. | 29 Meat | Registered | 2019 |
| WW W 1883273 · TMA1044907 · design | WEIGHT WATCHERS INTERNATIONAL, INC. | 21 Housewares | Registered | 2019 |
| WW W 1883272 · TMA1044949 · design | WEIGHT WATCHERS INTERNATIONAL, INC. | 8 Hand | Registered | 2019 |
| WW W 1836075 · TMA1012642 · design | Westinghouse Electric & Manufacturing Company, LLC | 7 Machines11 Lighting | Registered | 2019 |
| WI W 1796760 · TMA1002688 · design | an individual | 21 Housewares | Registered | 2018 |
| WI W 1795338 · TMA1071234 · design | Woodhead Industries, LLC | 9 Electronics11 Lighting20 Furniture | Registered | 2020 |
| W.W. 1786363 · TMA1105730 | an individual | 3 Cosmetics9 Electronics14 Jewellery+3 | Registered | 2021 |
| W WAOWAO 1731506 · TMA957110 · design | ZHEJIANG WAO LUGGAGE AND BAGS CO.LTD. | 12 Vehicles18 Leather25 Clothing | Registered | 2016 |
| WE WEW 1543633 · TMA838726 · design | William E. Williams Valve Corporation | 6 Metal | Registered | 2012 |
| W&W 1400436 · TMA757763 · design | Weiller and Williams Inc. | 19 Building35 Advertising42 Science+1 | Registered | 2010 |
| WAI WAI 1266789 · TMA689554 · design | Thai Preserved Food Factory Co. Ltd. | 30 Coffee | Registered | 2007 |
| W&W 1045679 · TMA562973 · design | an individual | 35 Advertising36 Finance37 Construction+1 | Registered | 2002 |
| W WWWWW 0622685 · TMA415348 · design | Rexel North America Inc./Rexel Amérique du Nord Inc. | 35 Advertising | Registered | 1993 |
| W WA 0410214 · TMA238875 · design | Owner not shown | 13 Firearms | Registered | 1980 |
| WWW W 2280943 · design | Ibiza IP GmbH | 9 Electronics35 Advertising36 Finance+2 | Pending | 2023 |
| W WOOW 2259627 · design | an individual | 16 Paper35 Advertising41 Education+1 | Pending | 2023 |
| WUW WUW 2088072 · design | SA ROSE INVESTMENTS LTD. | 9 Electronics35 Advertising | Pending | 2021 |
| WUW WUW 2088070 · design | SA ROSE INVESTMENTS LTD. | 9 Electronics35 Advertising | Pending | 2021 |