$PTN SEC Filings

Filing Filed On
FORM 8-K 19 Aug 2022
FORM 8-K 28 Jun 2022
FORM 8-K 24 Jun 2022
FORM 8-K 17 May 2022
FORM 8-K 15 Feb 2022
CURRENT REPORT 15 Nov 2021
FORM 8-K 29 Sep 2021
CURRENT REPORT 17 Sep 2021
FORM 8-K 06 Aug 2021
FORM 8-K 08 Jul 2021
CURRENT REPORT 10 Jun 2021
CURRENT REPORT 17 May 2021
CURRENT REPORT 12 Mar 2021
CURRENT REPORT 17 Feb 2021
CURRENT REPORT 18 Dec 2020
CURRENT REPORT 17 Nov 2020
CURRENT REPORT 02 Oct 2020
CURRENT REPORT 28 Sep 2020
CURRENT REPORT 27 Jul 2020
CURRENT REPORT 24 Jul 2020