The Abstraction-Filtration Test: Determining Non-Literal Copyright Protection for Software
Stephen H. Eland · bepress Legal Repository · 1994
CHANGE 94 (1992) [hereinafter FINDING A BALANCE] ("By almost any measure, the United States has a premier role, both as producer and consumer of software.").2. Id.In 1990, United States companies accounted for more than 70% of the sales in European markets for personal computer software.Id. at 96.The United States Department of Commerce estimated that global sales totalled over $65 billion in 1989.Id. at 94.Although the market is dominated by several large software companies, revenues from United States independent software developers exceeded $25 billion by 1988.Id. at 95.Of these revenues, 40% were from foreign sales.Id.The following is a list of the top 10 software companies in the North American Market:Estimated Revenues Company