$PTIX 10QSB SEC Filings

Filed On	Filing
14 Nov 2007	10QSB
14 Aug 2007	10QSB
15 May 2007	10QSB
15 Dec 2006	10QSB
14 Jun 2006	QUARTERLY REPORT
15 Mar 2006	FORM 10-QSB
15 Dec 2005	QUARTERLY REPORT
23 Jun 2003	10QSB
18 Mar 2003	10QSB
13 Dec 2002	10QSB
14 Jun 2002	10QSB
18 Mar 2002	10QSB
17 Dec 2001	10QSB
14 Jun 2001	10QSB
15 Mar 2001	FORM 10QSB
14 Dec 2000	FORM 10QSB
14 Jun 2000	FORM 10QSB
15 Mar 2000	FORM 10QSB
03 Dec 1999	FORM 10QSB
14 Jun 1999	FORM 10QSB