Security software maker says it paid nothing and there were no settlement agreement with the patent assertion entity, commonly known as a patent troll.
The firm says it has won favor with the patent office, as well as licensing deals with third-party developers. Also: Apple gets court's OK to participate in the case.
Oracle is the latest tech giant to take aim at Lodsys, a patent holder that's been extraordinarily litigious in the past year.
Lodsys broadens a patent infringement case to include several big-name companies outside the tech realm, including Sam's Club, CVS, and Best Western.
The search and software giant has asked the United States Patent and Trademark office to re-examine the patents of Lodsys, a firm that's gone after developers of applications for both Android and Apple's iOS.
A new project aims to help protect mobile application developers with a new group that will pool together resources to fight back against patent infringement suits.
Lodsys has returned fire on Apple in the courtroom, saying the company's move to defend app developers is full of holes.
Lodsys, a group that's targeted companies big and small for infringing on its patents, is now going after Electronic Arts, Angry Birds maker Rovio, Atari, Square Enix, and Take-Two Interactive in a lawsuit it filed earlier this year.
The high-profile, patent-holding entity which has gone after app developers has taken aim at six companies in a new lawsuit that says all are infringing on one or more of its patents.
The group that's gone after a number of mobile app developers and big companies alike is now having its four patents targeted for invalidation by a crowdsourced research group.