| PANCAN 1648864 · TMA895852 | Pancreatic Cancer Action Network, Inc. | 35 Advertising36 Finance | Registered | 2015 |
| PANACIM 1636610 · TMA898560 | Panasonic Corporation of North America | 9 Electronics | Registered | 2015 |
| PANCON 1336728 · TMA756051 | Illinois Tool Works Inc. (Delaware corporation) | 9 Electronics | Registered | 2009 |
| PANZQUIN 2193459 · TMA1219394 | NUTRAMAX LABORATORIES, INC. | 5 Pharmaceuticals | Registered | 2024 |
| PHENICON 1025060 · TMA573431 | SWIMC LLC | 2 Paints | Registered | 2003 |
| PANCOINS 2317770 | International House of Pancakes, LLC | 35 Advertising | Pending | 2024 |
| PHOENICIAN 0788273 · TMA548384 | Host Camelback I LLC | 41 Education43 Restaurants | Registered | 2001 |
| Penguin 2200874 · TMA1242600 | Triple A Finance GmbH & Co. KG | 10 Medical | Registered | 2024 |
| PENGUIN 1973091 · TMA1243610 | Spectrum Brands Pet LLC | 11 Lighting | Registered | 2024 |
| PINCHIN 1932877 · TMA1244621 · design | Pinchin Ltd. | 35 Advertising36 Finance37 Construction+4 | Registered | 2024 |
| PINCHIN 1932876 · TMA1244622 | Pinchin Ltd. | 35 Advertising36 Finance37 Construction+4 | Registered | 2024 |
| PENGUIN 1921111 · TMA1123706 · design | FGI Industries Inc. | 11 Lighting | Registered | 2022 |
| PANCONE 1836992 · TMA1022134 | Pancreatic Cancer Canada Foundation | 36 Finance | Registered | 2019 |
| PONYCAN 1722134 · TMA992986 | PONY CANYON INC. a Japanese Corporation | 9 Electronics | Registered | 2018 |
| PENGUIN 1712857 · TMA974602 | PENGUIN BOOKS LIMITED | 9 Electronics16 Paper28 Toys+4 | Registered | 2017 |
| PENGUIN 1320493 · TMA745949 | Implus Footcare, LLC | 1 Chemicals3 Cosmetics5 Pharmaceuticals+4 | Registered | 2009 |
| PENGUIN 1272804 · TMA677378 | THE AMES COMPANIES, INC. | 7 Machines8 Hand | Registered | 2006 |
| PENGUIN 1029336 · TMA551442 | best systems gmbh | 6 Metal | Registered | 2001 |
| PANOSAN 0991758 · NFLD1758 | STANDARD LABORATORIES, INC. (a Delaware Corporation) | 5 Pharmaceuticals | Registered | 1930 |
| PENGUIN 0815681 · TMA518903 | Eye Spy Accessories Inc. | 18 Leather21 Housewares | Registered | 1999 |
| PENGUIN 0738491 · TMA478013 | PENGUIN BOOKS LIMITED | 9 Electronics16 Paper | Registered | 1997 |
| PENGUIN 0674398 · TMA392935 | Global Total Office (an Ontario limited partnership) | 20 Furniture | Registered | 1992 |
| PENGUIN 0586146 · TMA438584 | SUNSTAR INC. | 1 Chemicals5 Pharmaceuticals | Registered | 1995 |
| PENGUIN 0536660 · TMA310296 | GAZEBO PENGUIN INC. - PENGUIN GAZEBO INC. | 6 Metal9 Electronics19 Building | Registered | 1986 |
| PANACAM 0456091 · TMA302037 | Panavision International L.P. (a Delaware limited partnership) | 9 Electronics | Registered | 1985 |