KNOXVILLE, Tenn.--(BUSINESS WIRE)--Provectus Pharmaceuticals, Inc. (OTCBB: PVCT, http://www.pvct.com), a development-stage oncology and dermatology biopharmaceutical company, has received allowance of its patent applications in Europe and China covering diagnostic use of PV-10 and a number of related agents in CT and MRI imaging. The pending patents cover products for diagnosis of cancer and other serious diseases.