| HARDBOR 0761521 · TMA444205 | HIGH STRENGTH PLATES & PROFILES INC. | 6 Metal | Registered | 1995 |
| HARDBALL 2166559 · TMA1219876 | Church & Dwight Co. Inc. | 31 Fresh | Registered | 2024 |
| HARDBITE 2088526 · TMA1171232 | NATURALLY HOME GROWN FOODS LTD. | 29 Meat30 Coffee | Registered | 2023 |
| HARDBANK 1885879 · TMA1145108 | Titan Investment Limited | 9 Electronics35 Advertising36 Finance+4 | Registered | 2022 |
| Hardbite 1086519 · TMA589295 | NATURALLY HOME GROWN FOODS LTD. | 29 Meat | Registered | 2003 |
| HARDBODY 1028987 · TMA567693 | CALIFORNIA INNOVATIONS INC. | 21 Housewares | Registered | 2002 |
| HARDBACK 0878578 · TMA515194 | Jaguar Land Rover Limited | 12 Vehicles27 Carpets30 Coffee | Registered | 1999 |
| HEARTDUB 2323410 · design | Heartdub Technologies (Beijing) Limited | 9 Electronics25 Clothing35 Advertising+2 | Pending | 2023 |
| HARDBODY 2304014 | Hardbody World Entertainment, LLC | 18 Leather25 Clothing28 Toys+1 | Pending | 2024 |
| HARDFIN 2238350 · TMA1255414 | Hardfin, Inc. | 35 Advertising42 Science | Registered | 2024 |
| HERDHUB 1996801 · TMA1267785 | ALLTECH, INC. | 9 Electronics | Registered | 2024 |
| HARDIBRON 2128072 · TMA1219736 | an individual | 7 Machines | Registered | 2024 |
| HARDIBRON 1976626 · TMA1090362 | an individual | 6 Metal | Registered | 2020 |
| Hardbacon 2003176 | Bacon Financial Technologies Inc. | 9 Electronics36 Finance41 Education+1 | Pending | 2019 |
| HEARTFULNESS 2202970 · TMA1238918 | Sahaj Marg Spirituality Foundation, Inc. | 41 Education | Registered | 2024 |
| HIERTAOP 2196929 · TMA1237322 | Heze Haojie Construction Labor Service Co., Ltd. | 28 Toys | Registered | 2024 |
| HEARTFELT 2175471 · TMA1172937 | PetSmart Home Office LLC | 25 Clothing | Registered | 2023 |
| HEARTFELT 2175470 · TMA1172936 | PetSmart Home Office LLC | 18 Leather | Registered | 2023 |
| HEARTBREAKERS 2173604 · TMA1178318 | PetSmart Home Office LLC | 31 Fresh | Registered | 2023 |
| HEARTBEAT 2167287 · TMA1201902 | The Mended Hearts, Inc. | 9 Electronics16 Paper | Registered | 2023 |
| HIRADOPHILUS 2163880 · TMA1222246 · design | Owner not shown | 3 Cosmetics5 Pharmaceuticals | Registered | 2024 |
| HEARTPING 2141857 · TMA1246226 | Hotel Lotte Co. Ltd. | 38 Telecommunications | Registered | 2024 |
| Heartfire 2133244 · TMA1196895 | Heartfire | 41 Education44 Medical | Registered | 2023 |
| HEARTHAVEN 2054325 · TMA1162315 | KOHLER CO. | 20 Furniture | Registered | 2023 |
| hardpops 2030152 · TMA1189141 | Pilothouse Brands Inc. | 33 Wine | Registered | 2023 |