| HPX 2070741 · TMA1282214 | Polarean, Inc. | 10 Medical | Registered | 2025 |
| HBX 2041444 · TMA1159083 · design | Hans Heidolph GmbH | 9 Electronics11 Lighting | Registered | 2023 |
| HBX 1989143 · TMA1258759 · design | League, Inc. | 9 Electronics35 Advertising36 Finance+3 | Registered | 2024 |
| HFX 1900834 · TMA1167438 · design | C.P.L. Soccer Holdings LP | 6 Metal9 Electronics14 Jewellery+14 | Registered | 2023 |
| HFX 1893082 · TMA1167441 | C.P.L. Soccer Holdings LP | 6 Metal9 Electronics14 Jewellery+13 | Registered | 2023 |
| HFX 1777659 · TMA1019461 | The Levy Group, Inc. | 25 Clothing | Registered | 2019 |
| HBX 1664811 · TMA925324 | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | 41 Education | Registered | 2016 |
| HVC 1629003 · TMA912799 | an individual | 28 Toys | Registered | 2015 |
| HVS 1469415 · TMA801366 | Hendrickson USA, L.L.C. a Delaware Limited Liability Company | 12 Vehicles | Registered | 2011 |
| HPX 1144136 · TMA591496 | WELCH ALLYN, INC. (A NEW YORK CORPORATION) | 11 Lighting | Registered | 2003 |
| HVS 1006672 · TMA534104 | HVS Licensing, LLC (a Delaware limited liability corporation) | 35 Advertising36 Finance42 Science | Registered | 2000 |
| HPX 2335444 | BARTON MINES CORPORATION | 3 Cosmetics | Pending | 2024 |
| HVS 2240026 · design | Hydrogen Vehicle Systems Ltd | 9 Electronics12 Vehicles42 Science | Pending | 2022 |
| HFX 2171018 · design | HFX VInyl & Craft Supplies Ltd. | 16 Paper | Pending | 2022 |
| HFX 2140752 · design | Nevro Corp. | 9 Electronics10 Medical35 Advertising+3 | Pending | 2021 |
| HFX 2119827 | Nevro Corp. | 9 Electronics10 Medical | Pending | 2021 |
| HBX 1989140 | League, Inc. | 9 Electronics35 Advertising36 Finance+3 | Pending | 2019 |
| HIVEX 2034860 · TMA1185852 | TBCASoft, Inc. | 9 Electronics36 Finance38 Telecommunications+1 | Registered | 2023 |
| HUVOX 2172310 | an individual | 9 Electronics | Pending | 2022 |
| HEBECA 2244741 · TMA1264318 · design | Shenzhen Hebeca Technologies Co. Ltd. | 8 Hand10 Medical11 Lighting+2 | Registered | 2024 |
| HUVISU 2238730 · TMA1254211 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| HeiPis 2231220 · TMA1255149 | an individual | 25 Clothing35 Advertising41 Education+1 | Registered | 2024 |
| HIPPIEZ 2224172 · TMA1241876 | an individual | 9 Electronics25 Clothing | Registered | 2024 |
| Hupick 2223356 · TMA1248830 | an individual | 21 Housewares | Registered | 2024 |
| HAVOC 2223297 · TMA1248825 | Frito-Lay North America, Inc. | 29 Meat30 Coffee | Registered | 2024 |