Humanigen and Mayo patent application for CRISPR CAR-T with GM-CSF knockout. NEW PATENT APPLICATION: $HGEN Humanigen has filed a new U.S. patent application for "MATERIALS AND METHODS FOR TREATING CANCER." https://appft1.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PG01&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.html&r=1&f=G&l=50&s1=%2220220040229%22.PGNR.&OS=DN/20220040229&RS=DN/20220040229