Psion Purchases Moore Microprocessor Patent Portfolio License

CUPERTINO, Calif.-- January 17, 2008 --Alliacense today announced that Psion PLC has purchased a Moore Microprocessor Patent™ (MMP) Portfolio license from The TPL Group. Psion is a recognized global leader in enterprise mobile computing solutions, integration services, and product support.

”Psion continues to drive dramatic changes in the distribution of real-time enterprise data to the point of activity, and has shown true vision in embracing leadership technologies,” said Andre-Pascal Chauvin, Vice President, Licensing for Alliacense. “This agreement highlights the breadth of the MMP Portfolio, which has enabled Psion to deliver many innovative technologies for the B-to-B marketplace.”

The sweeping scope of applications using MMP Portfolio design techniques continues to encourage the world’s leading manufacturers of end user products from around the globe to become MMP Portfolio licensees. Since January 2006 over 30 global companies from the US, Europe, Japan, Korea and Taiwan have purchased MMP Portfolio licenses.

The MMP Portfolio patents, filed by The TPL Group in the 1980s, cover techniques that enable higher performance and lower cost designs, and are fundamental to consumer and commercial digital systems ranging from DVD players, cell phones and portable music players to communications infrastructure, medical equipment -- and automobiles which today have dozens of microprocessor-based key features and benefits.

About the MMP Portfolio

The Moore Microprocessor Patent Portfolio contains intellectual property that is jointly owned by the privately-held TPL Group and publicly-held Patriot Scientific Corporation (OTCBB:PTSC). The MMP Portfolio includes seven U.S. patents as well as their European and Japanese counterparts. It is widely recognized that the MMP Portfolio protects fundamental technology used in microprocessors, microcontrollers, digital signal processors (DSPs), embedded processors and system-on-chip (SoC) devices.

About Psion

Psion (PON.L) is listed on the London stock market. Its operational business, Psion Teklogix, is a global provider of solutions for mobile computing and wireless data collection. The Group’s fully integrated mobile computing solutions include rugged hardware, secure wireless networks, robust software, professional services and exceptional support programs. Psion Teklogix is committed to helping its customers reap the benefits of new and emerging technologies, including image capture and RFID. With over three decades of industry experience, Psion Teklogix has customers in more than 80 countries around the world, and over 36 sales and support offices in 17 countries. For more information, please go to www.psion.com

About Alliacense

Alliacense is a TPL Group Enterprise executing best-in-class design and implementation of Intellectual Property (IP) licensing programs. As a cadre of IP licensing strategists, technology experts, and experienced business development/management executives, Alliacense focuses on expanding the awareness and value of TPL’s IP portfolios. Founded in 1988, The TPL Group has emerged as a coalition of high technology enterprises involved in the development, management and commercialization of proprietary product technologies as well as the design, manufacture and sales of proprietary products based on those technologies and corresponding IP assets. For more information, visit www.alliacense.com.