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After a Chinese judge rejected Apple's lawsuit against Chinese manufacturer Proview Technology for illegally using the iPad name, a counter suit could be heading Apple's way to the tune of $1.5 billion.
The iPhone maker says Nokia is violating 13 patents belonging to Apple. The filling is a response to the Finnish phone maker's October suit against Apple.
Countersuit is in response to a filing by Intel last month alleging that a chipset license agreement does not extend to Intel's future-generation processors.
Sun Microsystems fires back against NetApp's patent infringement lawsuit involving the ZFS file system software.
Tokyo-based exchange's countersuit claims its one-time partner still holds more than $5 million in exchange customer funds.
The target of a patent infringement lawsuit, the cloud service provider goes on the offensive with a countersuit against the patent assertion entity.
Total number of patent suits between Apple and Samsung now is at least 20. Latest is a countersuit against action Samsung filed with the High Court in June.
A high-level female executive strikes back for defamation, after being accused of sexual harassment in a lurid lawsuit last week.
This story initially stated an incorrect filing date for the TomTom countersuit. It was filed Monday.