Zi CORPORATION
NEWS RELEASE

For immediate release (Calgary, AB Canada)
March 26, 1999

Zi Corporation Files Patent Infringement Lawsuit

Zi Corporation (TSE: ZIC; NASDAQ: ZICA) ("Zi") has filed a lawsuit for patent infringement against Tegic Communications, Inc., a Seattle, Washington company.

This lawsuit was filed in the United States District Court in Seattle, Washington and states that Tegic and Tegic’s customers and licensees infringe a patent owned by Zi.

This lawsuit is part of an active ongoing process where Zi is protecting the integrity of its intellectual property against unauthorized use and infringement.

Zi Corporation’s corporate goal is to make modern electronic technology more accessible to people in a way that is consistent with their language and culture. By connecting technology to language, Zi Corporation brings language processing to the mass market for devices such as mobile phones, set-top boxes, computers and other information appliances.

NEITHER THE TORONTO STOCK EXCHANGE NOR NASDAQ HAVE APPROVED OR DISAPPROVED OF THE INFORMATION CONTAINED HEREIN.

FOR FURTHER INFORMATION, PLEASE CONTACT:

Zi Corporation  
Rod Mitton  
Chief Financial Officer  
+1 403 233-8875  
Web site: http://www.zicorp.com/