| PARDUS 2077470 · TMA1186002 · design | Shandong Taishan RuibaoComposite Material Co. Ltd. | 12 Vehicles | Registered | 2023 |
| PARDEES 1990433 · TMA1111337 | Brasstech, Inc. | 6 Metal11 Lighting20 Furniture+1 | Registered | 2021 |
| PARADEX 0869531 · TMA523471 | HOOPER HOLMES CANADA LIMITED | 42 Science44 Medical | Registered | 2000 |
| PARTEX 0397039 · TMA221080 | an individual | 9 Electronics | Registered | 1977 |
| PORDEX 0278146 · TMA136611 | an individual | 7 Machines11 Lighting | Registered | 1964 |
| PARADUXX 0852734 · TMA548655 | Duckhorn Wine Company | 33 Wine | Registered | 2001 |
| PARIETEX 0745840 · TMA532162 | an individual | 10 Medical | Registered | 2000 |
| PARTIX 1998638 · TMA1257397 | Discovery Purchaser Corporation | 1 Chemicals5 Pharmaceuticals | Registered | 2024 |
| PERDIX 1869238 · TMA1059447 | Shearwater Research Inc. | 9 Electronics | Registered | 2019 |
| PRODEX 1861293 · TMA1032289 | Sharda Cropchem Limited | 5 Pharmaceuticals | Registered | 2019 |
| PURDOX 1854745 · TMA1062845 | International Dioxcide Inc. | 1 Chemicals | Registered | 2019 |
| PARADOX 1791174 · TMA1023641 | Lolë Brands Canada ULC | 24 Textiles25 Clothing | Registered | 2019 |
| PARADOX 1762284 · TMA965792 | Aspex Group Inc. | 9 Electronics | Registered | 2017 |
| PRODEX 1476056 · TMA797317 · design | SIL-DOM Intellectual Property Ltd. | 35 Advertising39 Transport | Registered | 2011 |
| PRODUX 1362527 · TMA721030 · design | 9724753 CANADA INC. | 25 Clothing | Registered | 2008 |
| PAROTEX 1338207 · TMA728045 · design | an individual | 24 Textiles25 Clothing | Registered | 2008 |
| PARADOX 1215366 · TMA645514 | Lolë Brands Canada ULC | 25 Clothing | Registered | 2005 |
| PARADOX 1211537 · TMA657316 | BUENO OF CALIFORNIA, INC. | 14 Jewellery16 Paper18 Leather+1 | Registered | 2006 |
| PRODUX 1186749 · TMA618568 | 9724753 CANADA INC. | 18 Leather25 Clothing | Registered | 2004 |
| ParTec 1186438 · TMA671343 | an individual | 9 Electronics42 Science | Registered | 2006 |
| PARADOX 1169317 · TMA611676 · design | PARADOX SECURITY SYSTEMS LTD. | 9 Electronics | Registered | 2004 |
| PARDIS 1159177 · TMA629978 | H & R Import-Export Inc. | 29 Meat30 Coffee32 Beer+1 | Registered | 2005 |
| PERDIX 1122607 · TMA601297 | an individual | 29 Meat30 Coffee | Registered | 2004 |
| PORTEX 0993133 · NFLD3133 | PORTLAND PLASTICS LIMITED | 5 Pharmaceuticals9 Electronics10 Medical+3 | Registered | 1948 |
| PARTEK 0842507 · TMA544270 · design | Partek Corporation | 7 Machines12 Vehicles37 Construction | Registered | 2001 |