| OPTISCAN 1160404 · TMA798026 | OPTISCAN BIOMEDICAL CORPORATION a California Corporation | 10 Medical44 Medical | Registered | 2011 |
| OptiScan 2332704 | OptiFab Technologies Inc. | 42 Science | Pending | 2024 |
| OptoScreener 1498517 · TMA814966 | Optosecurity Inc. | 9 Electronics | Registered | 2012 |
| OPTISTAR 2151403 · TMA1247980 | Liebel-Flarsheim Company LLC | 10 Medical | Registered | 2024 |
| OPTICARE 2147833 · TMA1237017 | Owner not shown | 10 Medical20 Furniture | Registered | 2024 |
| OPTISEEKER 2053566 · TMA1269605 · design | HUAWEI TECHNOLOGIES CO., LTD. | 9 Electronics | Registered | 2024 |
| OPTICALE 2007604 · TMA1146553 · design | an individual | 9 Electronics16 Paper41 Education+1 | Registered | 2022 |
| Optisana 1974025 · TMA1145243 | LIDL STIFTUNG & CO. KG | 5 Pharmaceuticals | Registered | 2022 |
| OPTISENSE 1879995 · TMA1071339 | OTIS ELEVATOR COMPANY | 9 Electronics | Registered | 2020 |
| OPTISENSE 1868319 · TMA1041900 | Hayward Industries, Inc. | 7 Machines | Registered | 2019 |
| OPTISAVE 1862904 · TMA1023033 | Carrier Corporation | 9 Electronics | Registered | 2019 |
| OPTIXCARE 1848718 · TMA1016030 | CLC Medica Corporation | 3 Cosmetics5 Pharmaceuticals | Registered | 2019 |
| OPTICOOLER 1840895 · TMA1051532 | DoKaSch GmbH Aluminiumverarbeitung Air Cargo Equipment + Repair | 6 Metal11 Lighting20 Furniture+1 | Registered | 2019 |
| OPTISAR 1769128 · TMA1049861 | UrtheCast Corp. | 9 Electronics16 Paper35 Advertising+4 | Registered | 2019 |
| OPTIXCARE 1722525 · TMA958735 · design | CLC Medica Corporation | 3 Cosmetics5 Pharmaceuticals | Registered | 2016 |
| OPTISAFE 1651216 · TMA955211 | SANI-MARC INC. | 1 Chemicals3 Cosmetics4 Oils+9 | Registered | 2016 |
| OPTICAKE 1587321 · TMA869749 | Owner not shown | 1 Chemicals | Registered | 2014 |
| OPTISENSE 1585921 · TMA904485 | Sealy Technology LLC a North Carolina limited liability company | 17 Rubber20 Furniture | Registered | 2015 |
| OPTICARE 1570676 · TMA860186 | SOCIETE DES PRODUITS NESTLE SA | 31 Fresh | Registered | 2013 |
| Optisana 1415224 · TMA941674 | LIDL STIFTUNG & CO. KG | 5 Pharmaceuticals | Registered | 2016 |
| OPTIXCHANGE 1398286 · TMA745364 | Smith & Nephew, Inc. | 37 Construction | Registered | 2009 |
| OPTISENSE 1322120 · TMA717240 | an individual | 10 Medical | Registered | 2008 |
| OPTISAND 1321982 · TMA731963 | Neptune Benson, Inc. | 7 Machines | Registered | 2009 |
| OPTISANA 1302266 · TMA719714 | LIDL STIFTUNG & CO. KG | 3 Cosmetics5 Pharmaceuticals | Registered | 2008 |
| OPTISANA 1092854 · TMA582128 | LIDL STIFTUNG & CO. KG | 3 Cosmetics5 Pharmaceuticals29 Meat | Registered | 2003 |