Epstein Stephen
Related Filers (1)
Ownership (10)
4
Monday, 6/4/2012
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities
4
Friday, 1/27/2012
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities
4
Monday, 12/12/2011
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities
4
Friday, 6/3/2011
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 6/17/2010
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/10/2009
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 4/16/2009
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities
4
Friday, 4/18/2008
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities
3
Monday, 1/28/2008
AVISTAR COMMUNICATIONS CORP: Initial statement of beneficial ownership of securities
4
Monday, 1/28/2008
AVISTAR COMMUNICATIONS CORP: Statement of changes in beneficial ownership of securities