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Evofem Announces Issuance of U.S. Patent Covering Phexxi® Composition of Matter

-- Issuance of U.S. Patent No. 11,439,610 Further Strengthens Evofem's Intellectual Patent Portfolio -- -- Newly Issued Patent Expected to Provide Protection for Phexxi into At Least 2033 -- SAN DIEGO, Sept. 23, 2022 /PRNewswire/ -- Evofem Bioscience