The electronics titans square off in a tangled tale of mobile technology, centered on Apple's iPhone and iPad, that delves into where one company's designs end and another's begin.
The justices, who said they'd be confused if they were jurors, used the analogy of a Volkswagen Beetle to understand the two sides.
FAQ: Remember that tiff about how Galaxy phones look like iPhones? The highest court in the land hears arguments Tuesday.
If you steal one chocolate chip, should you pay for the whole cookie? That's one way of characterizing the issue at hand.
We also hit on PayPal's push for more workplace flexibility and Elon Musk's vision for Mars.
In its opening brief to the highest court in the land, Samsung says damages should be calculated only on the parts of a phone that infringe Apple's patents, not the profits for the entire device.
The damages retrial was slated to start Monday but has been delayed until the Supreme Court decides the case.
The Supreme Court, which hasn't looked at a design patent case since the 1800s, could set a precedent with ripple effects throughout the tech industry.
The giant doesn't want the court to examine its patent win against Samsung and "prolong" the battle.
Facebook, Google and Dell are among many urging the Supreme Court to weigh in. High damages in patent cases, they say, could hurt everyone from large tech companies to farmers and consumers.
Just when it seemed like the smartphone rivals had finally agreed on a dollar figure for damages in the years-old case, Apple files a supplemental bill.
The South Korean company hopes the court will provide some guidance on the scope of design patents and the damages allowed.
A ruling says a lower court erred when it didn't ban Samsung products related to a patent infringement suit from 2014.