A deal settles all lawsuits pending outside the US, but US patent lawsuits between the two are unaffected.
Micron, one of the last holdouts, settles over DRAM memory patents. The deal includes Elpida, a major supplier to Apple.
The U.S. District Court judge said that the companies have "no interest in efficiently and expeditiously" resolving their dispute over Motorola Mobility patents.
The Korean electronics giant countersues Nvidia, and drags Nvidia customer Velocity Micro into the fight.
The decision by the USPTO, while relevant to the most recent Apple v. Samsung patent-infringement trial, isn't final and could take months or years to come to conclusion.
A San Jose jury rules against the nonpracticing entity, which had accused Apple of infringing its mobile device technology.
Nvidia last month accused Samsung and Qualcomm of ripping off its graphics patents in devices such as the Galaxy Note Edge, Galaxy Note 4 and Galaxy S5 smartphones.
The chipmaker is accusing Samsung and Qualcomm of infringing its patents related to the company's core graphics technology.
Bill aimed at reducing patent litigation removed from agenda after lawmakers failed to reach agreement on key details.
In a new suit with the US International Trade Commission, Samsung asks the agency to bar from the US dozens of Nvidia devices, graphics cards and processors.