Activision Publishing Files Patent Infringement Lawsuit Against Worlds Inc. And Worlds Online Inc.

Activision Publishing, Inc., a subsidiary of Activision Blizzard, Inc. (NASDAQ: ATVI), today announced that it has filed a patent infringement lawsuit against Worlds Inc. and Worlds Online Inc., in the U.S. District Court for the Central District of California.

In the suit, Activision claims that Worlds has infringed, and continues to infringe, U.S. Patent No. 6,014,145 entitled “Navigation with optimum viewpoints in three-dimensional workspace interactive displays having three-dimensional objects with collision barriers” and U.S. Patent No. 5,883,628 entitled “Climability: property for objects in 3-D virtual environments.” The contested product is software distributed by Worlds called "Worlds Player."

Worlds Inc. filed a patent infringement lawsuit against Activision Blizzard, Inc., Blizzard Entertainment, Inc. and Activision Publishing, Inc. on March 30, 2012. That lawsuit is pending in the U.S. District Court for the District of Massachusetts.

Headquartered in Santa Monica, California, Activision Publishing, Inc. is a leading worldwide developer, publisher and distributor of interactive entertainment and leisure products.

Activision maintains operations in the U.S., Canada, Brazil, Mexico, the United Kingdom, France, Germany, Ireland, Italy, Sweden, Spain, Denmark, the Netherlands, Australia, Singapore, South Korea, mainland China, Hong Kong and the region of Taiwan. More information about Activision and its products can be found on the company’s website, www.activision.com.

Copyright Business Wire 2010

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