| 99672921 | PTI | FW IP Holdings Canada Ltd. | — |
| 76538436 | PTI | Plastic Technologies, Inc. | 3059794 |
| 90138007 | PTI | Tower Films, LLC | 6487974 |
| 78444017 | PTI | Printing Technology, Inc. | 3037746 |
| 79353181 | PTI | Siemens Aktiengesellschaft | 7307327 |
| 90115189 | PTI | Premier Education Partners, LLC | 6308066 |
| 87952857 | PTI | Pelonis Technologies, Inc. | 6283558 |
| 86742486 | PTI | Proteostasis Therapeutics, Inc. | 5751554 |
| 97616305 | PTI | Tracey Technologies Corporation | — |
| 78948185 | PTI | Plastic Techniques, Inc. | 3352373 |
| 85239972 | PTI | SOLVE INDUSTRIAL MOTION GROUP LLC | 4044299 |
| 85239125 | PTI | SOLVE INDUSTRIAL MOTION GROUP LLC | 4044294 |
| 98357571 | PTI | Post-Tensioning Institute | 7790382 |
| 87842301 | PTI | Plastic Technologies, Inc. | 5590166 |
| 76477798 | PTI | Post-Tensioning Institute | 2764086 |
| 86174131 | PTI | Packaging Technologies & Inspection LLC | 4588761 |
| 74440843 | PTI | Professional Tax Institutes, Inc. | 1844832 |
| 78450787 | PTI | Printing Technology, Inc. | 3125716 |
| 76435350 | PTI | Plum Traders Inc. | 2741444 |
| 76366220 | PTI | The Trustees of the Harriet I. Perry Trust, a Washington trust, the trustees comprising Richard R. Matson, a U.S. Citize | 2697479 |
| 74004089 | PTI | PTI, INCORPORATED | 1628633 |
| 85132794 | PTI | PTI MARKETING TECHNOLOGIES INC. | 4122542 |
| 76065718 | PTI | Pittsburgh Technical Institute | 2451092 |
| 85080392 | PTI | PREFERRED TECHNOLOGY SYSTEMS, LLC | 4005023 |
| 75662680 | PTI | Pharmaceutical Technologies, Inc. | 2439984 |
| 76698078 | PTI | Processing Technologies, LLC | 3952961 |
| 72370646 | PTI | TRICORBRAUN INC. | 0917934 |
| 77764129 | PTI | Processing Technologies, LLC | 3933291 |
| 88361172 | PTI | Proteostasis Therapeutics, Inc. | — |
| 77918288 | PTI | Plasma-Therm LLC | 3840760 |
| 85945398 | PTI | CIVEO CANADA INC. | 4443915 |
| 74508813 | PTI | BELL AND HOWELL, LLC | 1916102 |
| 87538165 | PTI | Goodman, Robert | — |
| 77619946 | PTI | Broadview Investments, LLC | 3672115 |
| 73643234 | PTI | HORIBA INSTRUMENTS INCORPORATED | 1489091 |
| 78204432 | PTI | Phild Co., Ltd. | 2990274 |
| 77623493 | PTI | Broadview Investments, LLC | 3672125 |
| 75257715 | PTI | Processing Technologies, inc. | — |
| 78157218 | PTI | CenturyTel, Inc. | — |
| 76183205 | PTI | S&W Consultants, Inc. | — |
| 85556090 | PTI | Oil States International, Inc. | 4352486 |
| 78976213 | PTI | Phild Co., Ltd. | 3002968 |
| 78117803 | PTI | Phild Co., Ltd. | — |
| 81012481 | PTI | Wilscam Enterprises | 1012481 |
| 81006394 | PTI | Phillips-Van Heusen Corporation | 1006394 |
| 78660800 | PTI | CenturyTel, Inc, | — |
| 78584080 | PTI | Secret Fashion, Inc. | — |
| 78322926 | PTI | Michael Evan Shapiro | — |
| 77289538 | PTI | CenturyTel, Inc. | — |
| 77265994 | PTI | Photogrammetric Tech International, LLC | — |