Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001654954-20-001310-index.html | 2020-02-11 09:00:39 | |
| 0001654954-20-001310.txt | 2020-02-11 09:00:39 | |
| ptn_8k.htm | 26275 | 2020-02-11 09:00:39 |
| ptn_ex991.htm | 159262 | 2020-02-11 09:00:39 |