 KEEGO HARBOR, Mich., April 26, 2021 GLOBE NEWSWIRE -- ZIVO Bioscience, Inc. OTCMKTS:ZIVO a biotechagtech RD company engaged in the development and commercialization of nutritionalnutraceutical product candidates originally derived from proprietary algal cultures, announces today the US Patent Office has issued a Notice of Allowance for the use of the companys proprietary algal biomass product to promote a healthy immune response for use in dairy cattle. Follow-on patent filings for other animal species and humans are in process. 