Nokia, announced on Friday, May 7, that have filed a new complaint in the United States against his new rival Apple and its flagship products, the phone iPhone and iPad tablet.

In its complaint filed in federal court in Wisconsin, the Finnish giant believes that the iPhone and iPad violating five patents “Important” Nokia. The patents relate to technologies for data transmission and voice features, which enable greater efficiency in taking up less space, and therefore phones smaller and more compact, the Finnish group said in its statement.

“We have taken this decision [To sue] to protect the results of our pioneering development and to put an end to the illegal use of innovations Nokia “Says Paul MelinDirector of Patents, said in the statement.

BATTLE OF PATENTS

In October, the Finnish group had already filed a complaint in the U.S. state of Delaware, against Apple for patent infringement. Apple-cons had attacked two months later on turn a complaint against the Finnish, before the same court. End December 2009, Nokia had requested the opening of an investigation by the U.S. International Trade Commission (ITC) for patent infringement by Apple.

The dazzling success of the iApple Phone Nokia has seriously undermined the niche high-end smartphones. The conflict could turn into long and costly legal battle, according to analysts. In March, the Cupertino company’s share complaint cons HTC, the Taiwanese manufacturer that works closely with Google.

According to Reuters, the examination of individual complaints by the U.S. court should not begin before October.