$PTEN Market Cap:
Research Board Inbox Deep Research Not Interested Shortlisted

$PTEN SEC Filings

Filing Filed On
FORM 4 SUBMISSION 29 Mar 2011
FORM 4 SUBMISSION 01 Mar 2011
FORM 4 SUBMISSION 16 Feb 2011
FORM 4 SUBMISSION 31 Jan 2011
FORM 4 SUBMISSION 04 Jan 2011
FORM 4 SUBMISSION 04 Jan 2011
FORM 4 SUBMISSION 04 Jan 2011
FORM 4 SUBMISSION 04 Jan 2011
FORM 4 SUBMISSION 29 Dec 2010
FORM 4 SUBMISSION 29 Nov 2010
FORM 4 SUBMISSION 29 Oct 2010
FORM 4 SUBMISSION 29 Sep 2010
FORM 4 SUBMISSION 31 Aug 2010
FORM 4 SUBMISSION 17 Aug 2010
FORM 4 SUBMISSION 29 Jul 2010
FORM 4 SUBMISSION 29 Jun 2010
FORM 4 SUBMISSION 11 Jun 2010
FORM 4 SUBMISSION 11 Jun 2010
FORM 4 SUBMISSION 29 Apr 2010
FORM 4 SUBMISSION 29 Apr 2010