Monthly Archives: April 2013

The Problem with Patent Trolls

In my last post I blogged about Rackspace’s victory over a patent troll. The same company were again busy the next week, launching a lawsuit against IPNav.   The suit was actually triggered when another company, Parallel Iron, sued Rackspace for infringement of some patents relating to the Hadoop Distributed File System. However, IPNav had […]

Posted in Patents, software patents, US | Posted by Pete |

US court confirms pure mathematics cannot be patented. A victory for common sense – or is there a sting in the tail?

On 27 March a judge in the Eastern District of Texas handed down a written order dismissing a patent infringement suit filed by patent troll, Uniloc against Rackspace, confirming that the patent involved, describes an invention that is purely a mathematical formula and so is not eligible for patent protection.   Procedurally the case is […]

Posted in software patents, US | Posted by Pete |