Patent assignee · CH · COMPANY

MERCK & CIE

18Patents
17Active
18Granted
49Portfolio score

Filing activity: Jul 12, 2000 → Jan 25, 2022 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8318745B2 Crystalline forms of (6R)-L-erythro-tetrahydrobiopterin dihydrochloride Human Necessities 12 Active
US9180128B2 Stable pharmaceutical compositions of 5,10-methylene tetrahydrofolate Human Necessities 7 Active
US9295739B2 Folate conjugates of albumin-binding entities Chemistry; Metallurgy 4 Active
US10570134B2 Stable formulations of 5,10-methylene-(6R)-tetrahydrofolic acid Chemistry; Metallurgy 2 Active
US7816525B1 Process for the preparation of optically pure tetrahydropterins and derivatives, and specifically of optically pure tetrahydrofolic acid and derivatives thereof, by stereospecific hydrogenation Human Necessities 1 Expired
US9771368B2 18F-labelled folates Physics 1 Active
US10059710B2 Stable formulations of 5,10-methylene-(6R)-tetrahydrofolic acid Chemistry; Metallurgy 1 Active
US12103930B2 Stable formulations of 5,10-methylene-(6R)-tetrahydrofolic acid Chemistry; Metallurgy 0 Active
US10973936B2 18F-saccharide-folates Emerging Cross-Sectional Technologies 0 Active
US10336758B2 Stable formulations of 5,10-methylene-(6R)-tetrahydrofolic acid Chemistry; Metallurgy 0 Active
US11306094B2 Stable formulations of 5,10-methylene-(6R)-tetrahydrofolic acid Chemistry; Metallurgy 0 Active
US10961246B2 18F-labelled folates as PET radiotracers Human Necessities 0 Active
US9265746B2 Method for cell-specific targeting Human Necessities 0 Active
US10463666B2 Pharmaceutical composition comprising progestogens and/or estrogens and 5-methyl-(6S)-tetrahydrofolate Human Necessities 0 Active
US12122783B2 Stable salt of 5,10-methylene-(6R)-tetrahydrofolic acid Chemistry; Metallurgy 0 Active
US10377756B2 18F-labelled folates Chemistry; Metallurgy 0 Active
US10322195B2 18F-saccharide-folates Emerging Cross-Sectional Technologies 0 Active
US9315506B2 18F-labelled folates Physics 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.