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| 87189069 | SIGNUM | Humanitas Wines, LLC | 5199364 |
| 79180757 | SIGNUM | ALODIA FARMACEUTICA, S.L. | — |
| 87019959 | SIGNUM | Signum Biosciences, Inc. | 5132056 |
| 87019951 | SIGNUM | Signum Biosciences, Inc. | 5132055 |
| 74485863 | SIGNUM | DITTMAR GMBH & CO. KG | 1892194 |
| 97696321 | SIGNUM | SIGNUM | 7830955 |
| 86099866 | SIGNUM | Signum Studio and Design, LLC | 4543326 |
| 86099855 | SIGNUM | Signum Studio and Design, LLC | 4543325 |
| 78966923 | SIGNUM | MINEBEA INTEC BOVENDEN GMBH & CO. KG | 3413495 |
| 79342809 | SIGNUM | Signum Sattelservice GmbH | 7361997 |
| 97011413 | SIGNUM | SIGNUM ENGINEERING CORP | 7117782 |
| 87813059 | SIGNUM | Exegy Incorporated | 6059241 |
| 87813054 | SIGNUM | Exegy Incorporated | 6059240 |
| 86768362 | SIGNUM | Quantifind, Inc. | 4951428 |
| 97578690 | SIGNUM | Cura Design Limited | — |
| 88267702 | SIGNUM | Signum Global Advisors LLC | 6763089 |
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| 77455118 | SIGNUM | Exxon Mobil Corporation | 3633936 |
| 77454997 | SIGNUM | Exxon Mobil Corporation | 3629833 |
| 86959268 | SIGNUM | Signum Biosciences, Inc. | — |
| 86959255 | SIGNUM | Signum Biosciences, Inc. | — |
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| 78234286 | SIGNUM | NAMMO LAPUA OY | 3000646 |
| 78218069 | SIGNUM | Exxon Mobil Corporation | — |
| 78217569 | SIGNUM | Exxon Mobil Corporation | — |
| 78861670 | SIGNUM | Exxon Mobil Corporation | — |
| 78861623 | SIGNUM | Exxon Mobil Corporation | — |
| 78362935 | SIGNUM | Exxon Mobil Corporation | — |
| 78362934 | SIGNUM | Exxon Mobil Corporation | — |
| 76685055 | SIGNUM | SD ACQUISITION, INC. | — |
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| 75891156 | SIGNUM | Empirical Advantage, Inc | — |
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| 75303918 | SIGNUM | Leitl, Edeltraud | 2227332 |
| 75079911 | SIGNUM | Virginia Sealing Products, Inc. | 2057119 |
| 73770767 | SIGNUM | SIGNUM, INC. | 1562510 |
