| HALOGON 1170676 · TMA632827 | Teck Metals Ltd. | 42 Science | Registered | 2005 |
| HALCON 2208895 · TMA1241664 | HALCON FURNITURE LLC | 20 Furniture | Registered | 2024 |
| HALOGEN 1834313 · TMA1066604 | Halogen Networks, LLC | 9 Electronics38 Telecommunications41 Education+2 | Registered | 2019 |
| HALCYON 1824770 · TMA1078333 | C.R. BARD, INC. A LEGAL ENTITY | 9 Electronics10 Medical | Registered | 2020 |
| HALOGEN 1691891 · TMA991449 | Nordstrom, Inc. | 14 Jewellery | Registered | 2018 |
| HALOGEN 1350335 · TMA852992 | Nordstrom, Inc. | 9 Electronics18 Leather25 Clothing+1 | Registered | 2013 |
| HALCYON 1170827 · TMA628295 · design | FUJITSU GENERAL LIMITED | 11 Lighting | Registered | 2004 |
| HALOGEN 1092916 · TMA575045 | Saba Software (Canada) Inc. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2003 |
| HALOGEN 1030819 · TMA690971 | Nordstrom, Inc. | 25 Clothing35 Advertising | Registered | 2007 |
| HALCYON 2335169 · design | Halcyon Tech, Inc. | 42 Science | Pending | 2024 |
| HALCYON 2260083 | Owner not listed | 42 Science | Pending | 2023 |
| HALCYON 2079387 | Les Entreprises Greentone Inc. | 3 Cosmetics5 Pharmaceuticals29 Meat+1 | Pending | 2021 |
| HALUGEN 2076580 | HALUGEN LIFE SCIENCES INC. | 5 Pharmaceuticals9 Electronics42 Science+1 | Pending | 2021 |
| HALLASAN 1990784 · TMA1253429 · design | Hallasan Co. Ltd. | 33 Wine | Registered | 2024 |
| HALSCION 2182432 | an individual | 5 Pharmaceuticals | Pending | 2022 |
| HELICON 1062021 · TMA566762 | TC-Helicon Vocal Technologies Ltd. | 9 Electronics | Registered | 2002 |
| HYALGAN 0566687 · TMA353968 | an individual | 5 Pharmaceuticals | Registered | 1989 |
| HOLGUN 0174405 · UCA11024 | THE BLACK & DECKER CORPORATION | 7 Machines | Registered | 1938 |
| HEALGEN 2255724 · design | Zhejiang Orient Gene Biotech Co. Ltd. | 5 Pharmaceuticals | Pending | 2023 |
| HEALGEN 2251579 · design | Zhejiang Orient Gene Biotech Co. Ltd. | 9 Electronics10 Medical | Pending | 2023 |
| HALZANGIS 1847076 · TMA1080101 | Merck Sharp & Dohme Corp. | 5 Pharmaceuticals | Registered | 2020 |
| HALCYON 6 1737347 · TMA947642 | Massive Damage, Inc. | 9 Electronics | Registered | 2016 |
| HALOSONIC 1475388 · TMA861239 | Harman International Industries, Incorporated (a Delaware Corporation) | 9 Electronics | Registered | 2013 |
| HOLESOME 2254114 · TMA1276103 · design | an individual | 14 Jewellery | Registered | 2024 |
| HOLIKME 2226387 · TMA1247102 · design | Shenzhen Haoyi Information Technology Co., Ltd. | 21 Housewares | Registered | 2024 |