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| 99027198 | HELICON | Peak Psychotherapy PLLC | — |
| 87265167 | HELICON | Helicon Health Limited | 5244961 |
| 99515135 | HELICON | Helicon Arts Cooperative | 8304081 |
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| 88693700 | HELICON | PARABILIS MEDICINES, INC. | 7219023 |
| 86399355 | HELICON | MONOTYPE IMAGING INC. | 4727676 |
| 86285081 | HELICON | Helicon Creative LLC | 4791664 |
| 86285076 | HELICON | Helicon Creative LLC | 4791663 |
| 76055382 | HELICON | Illinois Tool Works Inc. | 2526962 |
| 86059373 | HELICON | Helicon Health Limited | 5483331 |
| 74311896 | HELICON | PARKSON CORPORATION | 1866317 |
| 90602475 | HELICON | Cristie Kerr Wines LLC | 7523664 |
| 85680600 | HELICON | Helicon Foundation Repair Systems, Inc. | 4301067 |
| 78019543 | HELICON | MERCK KGAA | 2639562 |
| 75354355 | HELICON | MONOTYPE IMAGING INC. | 2205442 |
| 87730058 | HELICON | CRISTIE KERR WINES LLC | — |
| 86285083 | HELICON | Helicon Creative LLC | 4791665 |
| 86310253 | HELICON | CRISTIE KERR WINES LLC | — |
| 85918537 | HELICON | Helicon AES, LLC | — |
| 85918532 | HELICON | Helicon AES, LLC | — |
| 77779670 | HELICON | Helicon Therapeutics, Inc. | — |
| 77779628 | HELICON | Helicon Therapeutics, Inc. | — |
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| 72125122 | HELICON | Whitaker Corporation, The | 0734852 |
| 85968745 | HELICON | Hilliard, Donald B | — |
| 76016832 | HELICON | TC-HELICON VOCAL TECHNOLOGIES LTD. | 2747731 |
| 75770520 | HELICON | James Colmenares | — |
| 74573406 | HELICON | Helicon Foundation (Inc.), The | — |
| 74569629 | HELICON | Mike Moffat Labs, Inc. | — |
| 74326554 | HELICON | Helicon Corp. | 1815150 |
| 73776201 | HELICON | HELICON | 1586147 |
| 73754974 | HELICON | SIEMENS AKTIENGESELLSCHAFT OESTERREICH | 1574622 |
| 72024849 | HELICON | ILLINOIS TOOL WORKS, INC. | 0655205 |
