The long-running battle between Microsoft and Sun Microsystems over the Java programming language escalated Thursday, as Microsoft issued a terse response to a Sun ad campaign that ran last week.

WASHINGTON--Microsoft went on the offensive Friday in the antitrust case brought against it by Sun Microsystems, accusing its bitter rival of violating California law through "unfair competition." In ...

Sun Friday said it has entered into a “broad cooperation agreement” with Microsoft and settled all outstanding litigation. Microsoft will pay Sun $700 million to resolve all pending anti-trust issues ...

Sun Microsystems and open-source software maker JBoss Group have resolved a long-standing dispute over a key Java standard. The two companies on Tuesday announced that the JBoss Group has licensed ...

Microsoft Corp. must distribute Java technology from Sun Microsystems Inc. in every copy of Windows and Internet Explorer that it ships, a U.S. federal judge ruled today. U.S. District Judge Frederick ...

Sun Microsystems Inc. lawyer Rusty Day faced dozens of questions from an appeals court judge during his half of an hour-long hearing on whether the court should let ...