NEWS -- Provectus Biopharmaceuticals Announces Notice of Allowance of First U.S. Patent Application for Use of PV-10® Immunotherapy in Hematology
KNOXVILLE, TN, April 26, 2022 (GLOBE NEWSWIRE) -- Provectus (OTCQB: PVCT) today announced that the United States Patent and Trademark Office (USPTO) has allowed US patent application 16/688,319, “Composition and Method for Treating Hematologic Cancers,” covering the use of PV-10, a formulation of Provectus’ immunogenic-small molecule and pharmaceutical-grade rose bengal sodium (RBS), for the treatment of hematologic diseases. In vivo data of mice with acute lymphoblastic leukemia receiving oral PV-10 showed increased survival compared to controls.1
This allowed patent application will be the first Provectus patent award in hematology from the USPTO. Innovate Calgary, the innovation company of the University of Calgary, is a co-assignee and Aru Narendran, MD, PhD of the University of Calgary’s Cumming School of Medicine is a co-inventor on the allowed patent application.
Provectus Biopharmaceuticals, Inc. (Provectus or the Company) is a clinical-stage biotechnology company developing immunotherapy medicines for different disease areas based on a class of small molecules called halogenated xanthenes (HXs). The Company’s lead molecule is RBS. A second HX molecule has been synthesized.
Provectus’ drug discovery and development programs include investigational drugs and drug targets in oncology (clinical-stage), dermatology (clinical-stage), hematology, virology, microbiology, ophthalmology (clinical-stage), and animal health, and use multiple routes of administration, such as intralesional (IL), topical (.top), oral (P.O.), inhaled (.inh), intranasal (IN), and intravenous (IV).
1 “Provectus Biopharmaceuticals Provides Update on Research into Oral Administration of PV-10® Immunotherapy for Treatments of Hematology, Oncology, and Virology.” Provectus, 04 Oct. 2021, Press release.
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The safety and efficacy of the agents and/or uses under investigation have not been established. There is no guarantee that the agents will receive health authority approval or become commercially available in any country for the uses being investigated or that such agents as products will achieve any particular revenue levels.
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