| ZFORCE 1738076 · TMA1001927 | Neonode, Inc. | 9 Electronics42 Science | Registered | 2018 |
| ZFORCE 1641111 · TMA1035958 | Neonode, Inc. | 9 Electronics | Registered | 2019 |
| ZSPERKLA 2243407 · TMA1263060 | Owner not listed | 26 Sewing | Registered | 2024 |
| Zoobers 2233343 · TMA1256638 | an individual | 18 Leather20 Furniture21 Housewares+1 | Registered | 2024 |
| ZYBRESDEN 2175093 · TMA1182069 | Owner not shown | 5 Pharmaceuticals | Registered | 2023 |
| ZYFORZIV 2141441 · TMA1205118 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2023 |
| ZYFARSA 2092717 · TMA1221136 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| ZYVORZIA 2090935 · TMA1219646 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| Zaffrus 2086420 · TMA1171199 | Almas Foods International LLC | 30 Coffee | Registered | 2023 |
| ZBRUSH 2057420 · TMA1172046 | Maxon Computer, Inc. | 9 Electronics | Registered | 2023 |
| ZOVIRAX 2020549 · TMA1195176 | GLAXO GROUP LIMITED | 9 Electronics | Registered | 2023 |
| ZOVIRAX 2000946 · TMA1133192 · design | GLAXO GROUP LIMITED | 10 Medical | Registered | 2022 |
| ZIPPERIZE 1994500 · TMA1127013 | TK Trading Company, Inc. | 35 Advertising40 Treatment | Registered | 2022 |
| ZEBRAKIDS 1942577 · TMA1117875 | Yuan Inc | 9 Electronics41 Education | Registered | 2022 |
| ZEFIRCHIC 1925469 · TMA1122265 | Sip of Europe, LLC | 14 Jewellery18 Leather20 Furniture+6 | Registered | 2022 |
| ZEBRIX 1886758 · TMA1085835 · design | an individual | 9 Electronics35 Advertising38 Telecommunications+1 | Registered | 2020 |
| ZIPRECRUITER 1803790 · TMA991915 | ZipRecruiter, Inc. | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2018 |
| ZEPHRUS 1769946 · TMA1000554 | Hardy & Greys Limited | 28 Toys | Registered | 2018 |
| ZIPRECRUITER 1766904 · TMA979480 | ZipRecruiter, Inc. | 9 Electronics41 Education42 Science | Registered | 2017 |
| ZYPER4K 1741144 · TMA1001127 | ZeeVee, Inc. | 9 Electronics | Registered | 2018 |
| ZIPPERSEAL 1624697 · TMA1036082 | HENNIGES AUTOMOTIVE SCHLEGEL CANADA INC. | 17 Rubber | Registered | 2019 |
| ZOOPRAISAL 1549733 · TMA855059 | ZOOCASA REALTY INC. | 35 Advertising36 Finance | Registered | 2013 |
| ZEOFRESH 1482331 · TMA794817 | ALEX. MILNE ASSOCIATES LTD. | 1 Chemicals | Registered | 2011 |
| ZPREG 1130570 · TMA615541 | CYTEC ENGINEERED MATERIALS LTD | 1 Chemicals7 Machines9 Electronics+2 | Registered | 2004 |
| ZOVIRAX 0868388 · TMA518541 · design | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 1999 |