MMP Portfolio(TM) Continues Winning Streak at Patent Office

CARLSBAD, Calif., Jan. 11, 2012 /PRNewswire/ -- Patriot Scientific Corporation (OTCBB: PTSC) today announced the latest success in overcoming attempts to challenge the MMP Portfolio. The United States Patent and Trademark Office (USPTO) has issued a Notice of Intent to Issue Reexamination Certificate for US'584, confirming without amendment the validity of the patent over more than 270 references.

The issuance of the NIRC for US'584 marks the end of the latest series of Reexamination attacks against the MMP portfolio. The MMP Portfolio has now survived 17 Reexamination challenges over the past five years.

About the MMP Portfolio(TM)

The MMP Portfolio includes seven US patents as well as their European and Japanese counterparts, which cover techniques that enable higher performance and lower cost designs essential to consumer and commercial digital systems ranging from PCs, cell phones and portable music players to communications infrastructure, medical equipment and automobiles.

About Patriot Scientific Corporation

Headquartered in Carlsbad, California, Patriot Scientific Corporation (PTSC) is the co-owner of the Moore Microprocessor Patent(TM) Portfolio licensing partnership, and is the parent of the wholly owned subsidiary, PDSG. For more information on PTSC, visit www.ptsc.com.

Contact:
Patriot Investor Relations
ir@ptsc.com
760-547-2700

SOURCE Patriot Scientific Corporation