This is the 3rd VOLUME alert for PTSC in the past 7 calendar days.

Trading for Patriot Scientific Corporation (OTCBB: PTSC) has been heavier than usual in today's session. By 11:20 ET, the stock had already traded 1,245,200 shares via 279 trades. The cumulative volume is 14.89% above its 20-day average of 1,083,815. Normally the stock experiences around 176 individual trades per session.

So far, today's volume surge has caused a net rise in PTSC's stock price. At the time of this alert, the stock was trading at $0.565, up $0.065 (+13.00%).

One year ago, the Company's shares closed at $0.715. The price has declined more than 20 percent since then.

Over the last 10 trading session PTSC has traded in a range between $0.381 and $0.510 and is currently trading 32.74% below its 52-week high of $0.840 set on February 23,2007 and 65.69% above its 52-week low of $0.341 from September 26,2007.

In the previous 3 sessions, PTSC trading has displayed a mixed trend. Closing results have been as follows:

November 05, 2007 --- closed at $0.500 up $0.050 (+11.11%) on 3,204,600 shares
November 02, 2007 --- closed at $0.450 up $0.010 (+2.27%) on 896,500 shares
November 01, 2007 --- closed at $0.440 down $0.030 (-6.38%) on 647,700 shares

The Company last released news on November 06, 2007 (today):

"Patriot Scientific CEO Jim Turley to Host Webcast Presentation"

PATRIOT SCIENTIFIC CORPORATION
An intellectual-property licensing company with several patents covering the design of microprocessor chips. Chips with Patriot's patented technology are used in products ranging from computers and cameras to printers and industrial devices.