| PROTOCOL 1892823 · TMA1077228 | LOVELAND PRODUCTS, INC. | 5 Pharmaceuticals | Registered | 2020 |
| PROTOCOL 1632560 · TMA940709 | Span-America Medical Systems, Inc. | 10 Medical | Registered | 2016 |
| PROTOCOL 1200907 · TMA634952 | FISHER SCIENTIFIC COMPANY L.L.C. | 1 Chemicals5 Pharmaceuticals | Registered | 2005 |
| PROTOCOL 1182784 · TMA649024 | Protocol Criminal Justice, Inc. a Florida corporation | 35 Advertising36 Finance39 Transport+1 | Registered | 2005 |
| PROTOCOL 0867365 · TMA509689 | an individual | 1 Chemicals9 Electronics16 Paper | Registered | 1999 |
| PROTOCOL 0785631 · TMA462838 | Sears Canada Inc. | 9 Electronics | Registered | 1996 |
| BX PROTOCOL 1708577 · TMA928313 | DELTA INSTITUTE INTERNATIONAL LIMITED, Corp | 42 Science | Registered | 2016 |
| IPR PROTOCOL 2319400 · design | IPR PROTOCOL LTD | 9 Electronics35 Advertising42 Science+1 | Pending | 2023 |
| PROTOCOL LABS 1876668 · TMA1130410 | Protocol Labs, Inc. | 9 Electronics36 Finance42 Science | Registered | 2022 |
| FAST PROTOCOL 1469102 · TMA783178 | Fix Protocol Limited | 36 Finance | Registered | 2010 |
| PROTOCOL 5545 0802890 · TMA479940 · design | UNITED FARMERS OF ALBERTA CO-OPERATIVE LIMITED | 9 Electronics | Registered | 1997 |
| BLUE PROTOCOL 2149123 · design | Kabushiki Kaisha BANDAI NAMCO Online (also trading as BANDAI NAMCO Online Inc.) | 11 Lighting12 Vehicles14 Jewellery+10 | Pending | 2021 |
| BLUE PROTOCOL 2149121 | Kabushiki Kaisha BANDAI NAMCO Online (also trading as BANDAI NAMCO Online Inc.) | 11 Lighting12 Vehicles14 Jewellery+10 | Pending | 2021 |
| BLUE PROTOCOL 2003649 | Kabushiki Kaisha BANDAI NAMCO Online (BANDAI NAMCO Online Inc.) | 9 Electronics28 Toys41 Education | Pending | 2019 |
| BLUE PROTOCOL 2003648 · design | Kabushiki Kaisha BANDAI NAMCO Online (BANDAI NAMCO Online Inc.) | 9 Electronics28 Toys41 Education | Pending | 2019 |
| L-COM PROTOCOL 1893289 · TMA1074956 | L-ACOUSTICS | 9 Electronics42 Science | Registered | 2020 |
| ALPHA PROTOCOL 1369605 · TMA780864 | SEGA CORPORATION | 9 Electronics | Registered | 2010 |
| F.I.X. PROTOCOL 1075377 · TMA615983 | FIX PROTOCOL LIMITED, a United Kingdom company | 36 Finance | Registered | 2004 |
| ALPHA PROTOCOL 2342801 | Owner not listed | 9 Electronics41 Education | Pending | 2024 |
| MONACO PROTOCOL 2270394 | BetDex Labs, Inc. | 9 Electronics35 Advertising36 Finance+1 | Pending | 2023 |
| Pollock Protocol 2301068 | Dr. Neil Pollock Inc. | 35 Advertising41 Education44 Medical | Pending | 2023 |
| WRINQLE PROTOCOL 2239908 | Wrinqle Labs Inc. | 9 Electronics36 Finance42 Science | Pending | 2022 |
| INNOVATION PROTOCOL 1202371 · TMA637240 | Hoemsen & Associates Inc. (trading as NEXUS Manitoba) | 45 Legal | Registered | 2005 |
| SUPERHUMAN PROTOCOL 2326560 | Owner not listed | 10 Medical35 Advertising41 Education | Pending | 2024 |
| INTERLEDGER PROTOCOL 1767029 · TMA992093 | Interledger Foundation | 9 Electronics36 Finance38 Telecommunications | Registered | 2018 |