Actual patent: http://pdfaiw.uspto.gov/.aiw?docid=20160153742&PageNum=1&&IDKey=C5D43F30A497&HomeUrl=http://appft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1%2526Sect2=HITOFF%2526d=PG01%2526p=1%2526u=%25252Fnetahtml%25252FPTO%25252Fsrchnum.html%2526r=1%2526f=G%2526l=50%2526s1=%25252220160153742%252522.PGNR.%2526OS=DN/20160153742%2526RS=DN/20160153742
From: ENDO