| WINTER 1748392 · TMA949422 | Bath & Body Works Brand Management, Inc. | 3 Cosmetics4 Oils | Registered | 2016 |
| WINTER 1503662 · TMA809524 · design | Winter Equipment Company, Inc. | 7 Machines | Registered | 2011 |
| WINTER 1429145 · TMA765488 | Winter Equipment Company, Inc. | 7 Machines | Registered | 2010 |
| WINTER 1401578 · TMA879736 | CLEARWATER MARINE AQUARIUM, INC. | 16 Paper21 Housewares25 Clothing+3 | Registered | 2014 |
| WINTER 0489805 · TMA290237 | SAINT-GOBAIN Diamantwerkzeuge GmbH & Co. KG | 3 Cosmetics7 Machines30 Coffee | Registered | 1984 |
| WINTER 2364461 · design | Owner not listed | 25 Clothing | Pending | 2024 |
| WINDERS 1232454 · TMA681539 | Kellogg Company | 29 Meat35 Advertising | Registered | 2007 |
| WINTERTIME 2305170 · TMA1263387 | Owner not listed | 31 Fresh | Registered | 2024 |
| WINTERTIME 2129928 · TMA1222130 | PetSmart Home Office LLC | 28 Toys | Registered | 2024 |
| WINTERMUTE 1827869 · TMA1014864 | Hinterland Studio Inc. | 9 Electronics14 Jewellery16 Paper+9 | Registered | 2019 |
| WINTERMINT 1314403 · TMA789909 | WM. Wrigley JR. Company a Delaware corporation | 30 Coffee | Registered | 2011 |
| WINTERPRO 1815993 · TMA993533 · design | Shandong Jinyu Tire Co. Ltd. | 12 Vehicles | Registered | 2018 |
| WINTERFIT 1740606 · TMA951150 | Owner not shown | 24 Textiles | Registered | 2016 |
| WINTERFLO 1730712 · TMA978528 | MILLER MANUFACTURING COMPANY | 11 Lighting | Registered | 2017 |
| WINTERGAS 1053039 · TMA642500 | Suncor Energy Inc. | 4 Oils | Registered | 2005 |
| Winterlux 2077120 | an individual | 24 Textiles | Pending | 2021 |
| WINTERARMOR 1808518 · TMA1053225 | PPG Architectural Finishes, Inc. | 2 Paints | Registered | 2019 |
| WINTERMINTS 0420415 · TMA238619 | WM. Wrigley JR. Company a Delaware corporation | 30 Coffee | Registered | 1979 |
| WINDTURB 2171592 · TMA1215474 | Yinxun (Shanghai) Design ConsultingCo. Ltd. | 18 Leather25 Clothing | Registered | 2023 |
| WINTOURA 1773891 · TMA1007240 | DAVANTI TYRES LIMITED | 12 Vehicles | Registered | 2018 |
| WINTOURA 1773890 · TMA1007269 · design | DAVANTI TYRES LIMITED | 12 Vehicles | Registered | 2018 |
| WINTHROP 1310985 · TMA746799 | Home Depot International, Inc. | 11 Lighting | Registered | 2009 |
| WONDERMD 2091497 | an individual | 9 Electronics35 Advertising36 Finance+2 | Pending | 2021 |
| WINTARIO 0900225 · design | an individual | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1984 |
| WINTARIO 0900182 · design | ONTARIO LOTTERY CORPORATION | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1975 |