| PEROXYL 1863824 · TMA1079165 | COLGATE-PALMOLIVE CANADA INC. | 3 Cosmetics | Registered | 2020 |
| PROCEL 1808467 · TMA1083097 | Owner not shown | 1 Chemicals30 Coffee | Registered | 2020 |
| ProCel 1795266 · TMA1029386 | THE R J MARSHALL COMPANY | 1 Chemicals17 Rubber | Registered | 2019 |
| PeroXeal 1542811 · TMA884902 | Owner not shown | 16 Paper17 Rubber | Registered | 2014 |
| PEROXYL 1051715 · TMA553671 | COLGATE-PALMOLIVE CANADA INC. | 3 Cosmetics | Registered | 2001 |
| PEROXAL 0838332 · TMA605528 | an individual | 1 Chemicals5 Pharmaceuticals | Registered | 2004 |
| PROXEL 0444254 · TMA245391 | Arch UK Biocides Limited | 5 Pharmaceuticals | Registered | 1980 |
| PROXEL 0348217 · TMA186820 | Arch UK Biocides Limited | 1 Chemicals | Registered | 1972 |
| PUROCEL 2300413 | Evonik Operations GmbH | 1 Chemicals | Pending | 2023 |
| PEROXOL 2021079 | SILICYCLE INC. | 5 Pharmaceuticals | Pending | 2020 |
| PROCELL 2254417 · TMA1271606 | Rogers Corporation | 1 Chemicals7 Machines17 Rubber | Registered | 2024 |
| procell 2251906 · TMA1270165 | National Shoe Specialties Limited | 17 Rubber | Registered | 2024 |
| PYROCELL 2044074 · TMA1166549 | Lonza Walkersville, Inc. | 1 Chemicals | Registered | 2023 |
| ProGel 2019829 · TMA1132194 | Delta Pharma Inc. | 5 Pharmaceuticals | Registered | 2022 |
| PROZIEL 1943599 · TMA1239200 · design | an individual | 5 Pharmaceuticals | Registered | 2024 |
| ProGel 1840668 · TMA1018377 | Rainbow Dust Limited | 2 Paints | Registered | 2019 |
| PROCELL 1713955 · TMA988642 | PROCELL SURGICAL INC. | 7 Machines37 Construction42 Science+1 | Registered | 2018 |
| PROXL 1710729 · TMA946978 | Alpha Coatings Ltd. | 1 Chemicals2 Paints3 Cosmetics+1 | Registered | 2016 |
| PROGEL 1687849 · TMA1041000 | C.R. BARD, INC. A LEGAL ENTITY | 5 Pharmaceuticals10 Medical | Registered | 2019 |
| PROCOL 1635660 · TMA912471 | BCS Business Consulting Services Pte Ltd | 3 Cosmetics5 Pharmaceuticals | Registered | 2015 |
| PYROXL 1623372 · TMA896338 | HOOVER TREATED WOOD PRODUCTS, INC. A DELAWARE CORPORATION | 19 Building | Registered | 2015 |
| PAREXEL 1520423 · TMA846291 | Parexel International Corporation. | 35 Advertising | Registered | 2013 |
| PYROGEL 1484142 · TMA852900 | Aspen Aerogels, Inc. | 17 Rubber | Registered | 2013 |
| PureCel 1431399 · TMA779087 | GUM PRODUCTS INTERNATIONAL INC. | 1 Chemicals | Registered | 2010 |
| PARCEL 1387030 · TMA740396 | Parcel Design Inc. | 35 Advertising | Registered | 2009 |