Unisys Corporation Purchases Moore Microprocessor Patent Portfolio License

CUPERTINO, Calif.-- March 23, 2009 -- Alliacense today announced that Unisys Corporation (NYSE: UIS - News) has purchased a Moore Microprocessor Patent™ (MMP) Portfolio license from The TPL Group. Unisys Corporation is a worldwide information technology (IT) services and solutions.

“Unisys is a widely respected leader in integrating the latest technologies into solutions that benefit its customers,” according to Carl Silverman, Vice President, Licensing for Alliacense. “We welcome Unisys to the rapidly growing list of more than fifty MMP licensees.”

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. Over 50 global companies from the US, Europe, Japan, Korea and Taiwan have licensed the MMP Portfolio technologies.

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 - News). 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. Manufacturers of microprocessor-based products can learn more about how to participate in the MMP Portfolio Licensing Program by contacting: mmp-licensing@alliacense.com.

About Unisys

Unisys is a worldwide information technology services and solutions company. We provide consulting, systems integration, outsourcing and infrastructure services, combined with powerful enterprise server technology. We specialize in helping clients use information to create efficient, secure business operations that allow them to achieve their business goals. Our consultants and industry experts work with clients to understand their business challenges and create greater visibility into critical linkages throughout their operations. For more information, visit www.unisys.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.