CUPERTINO, USA: Responding to a lawsuit brought against the company by Nokia, Apple filed a countersuit claiming that Nokia is infringing 13 Apple patents.
"Other companies must compete with us by inventing their own technologies, not just by stealing ours," said Bruce Sewell, Apple's General Counsel and senior vice president.
Apple ignited the personal computer revolution in the 1970s with the Apple II and reinvented the personal computer in the 1980s with the Macintosh.
"Today, Apple continues to lead the industry in innovation with its award-winning computers, OS X operating system and iLife and professional applications. Apple is also spearheading the digital media revolution with its iPod portable music and video players and iTunes online store, and has entered the mobile phone market with its revolutionary iPhone."