This case is a win from the Third Circuit court of appeals. The decision is very complicated. The short version is the 3rd circuit court of appeals held that being a convicted felon does not necessarily mean that one is forever barred from possessing a firearm under Federal law. For a longer explanation, read this article from The Volokh Conspiracy. The decision can be found here.
There are now two separate cert petitions filed in this case.
This will be a test case for the new Attorney General and the Trump administration. Here is a link to the SCOTUS docket for 16-847 Nos.:14-4549, 14-4550. Here is a link to the SCOTUS docket for 16-983 Nos.: 14-4550, 14-4549, 15-1976, 15-1975.
The Cert Petition Briefs can be Found at SCOTUSblog: