As pressure mounts against SCO and its crusade to protect what it sees as its intellectual property, Novell, which once owned Unix rights, publicly challenged SCO assertions that it owns Unix System V copyrights, patents. [eWeek]

Press Release: Defending its interests in developing services to run on Linux, Novell issues dual challenge to SCO on recent claims of Unix ownership and possible intellectual property rights claims for Linux. [Novell]

SCO issued dual challenge by Novell today over who owns Unix System V and its intellectual property rights claims, confirming earlier Wall Street Journal story. [The Inquirer]

A 1995 contract sheds light on conflicting Unix ownership claims by Novell and SCO, SCO gets broad rights to Unix, but Novell keeps copyrights, patents. Agreement called murky. [CNET News.com]

Quotes from article by SCO CEO threatening SCO may sue Linus Torvalds for patent infringement unless more firms start licensing SCO property; forum comments. [Linux Today]

Novell upstages SCO earnings report. Another chapter in long ongoing saga between the 2 firms; how SCO and Novell came to be at odds over Linux; industry analysts give views on SCO v. Linux. [LinuxPlanet]

SCO claims to own Unix, but their annual report says SCO acts as administrative agent for Novell in collecting royalties. With forum comments. [LWN: Linux Weekly News]