TRI VALLEY CORP Form PRE 14A: Preliminary proxy statement
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2012-04-12: Form PRE 14A; Period of report 2012-06-15; Description TRI-VALLEY CORPORATION PRE 14A; Document a50234334.htm.
- 2010-04-20: Form PRE 14A; Period of report 2010-04-20; Description Preliminary proxy statement; Document tv42010sch14a.htm.
- 2009-08-14: Form PRE 14A; Period of report 2009-10-17; Description PRELIMINARY PROXY STATEMENT; Document tvproxy.htm.
- 2007-07-27: Form PRE 14A; Period of report 2007-07-27; Description Preliminary proxy statement; Document trivpre14a.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2012-04-12 | PRE 14A | 2012-06-15 | TRI-VALLEY CORPORATION PRE 14A | a50234334.htm |
| 2010-04-20 | PRE 14A | 2010-04-20 | Preliminary proxy statement | tv42010sch14a.htm |
| 2009-08-14 | PRE 14A | 2009-10-17 | PRELIMINARY PROXY STATEMENT | tvproxy.htm |
| 2007-07-27 | PRE 14A | 2007-07-27 | Preliminary proxy statement | trivpre14a.htm |
| 2005-08-12 | PRE 14A | 2005-10-10 | TVC PRELIM PROXY 08-12-05 | tvc-proxy081205.htm |
| 2000-07-13 | PRE 14A | 2000-07-12 | Preliminary proxy statement | 0001.txt |
| 1999-10-01 | PRE 14A | 1999-10-01 | Preliminary proxy statement | |
| 1998-07-07 | PRE 14A | 1998-07-06 | Preliminary proxy statement | |
| 1997-02-10 | PRE 14A | 1997-03-01 | Preliminary proxy statement |