LOS ANGELES--(BUSINESS WIRE)--ImmunoCellular Therapeutics, Ltd. (OTC: IMUC) (IMUC), a biotechnology company, announced the filing of a provisional U.S. patent application relating to its novel vaccine technology targeting cancer stem cells. The vaccine technology is exclusively licensed from Cedars-Sinai Medical Center. The patent claims are broad and include compositions of peptides for cancer immunotherapy as well as methods for inducing immune responses against tumor antigens in cancer patients.