EP0099091A1 — Hexahydrodioxopyrimidines, their production and use
Assigned to Takeda Pharmaceutical Co Ltd · Expires 1984-01-25 · 42y expired
What this patent protects
Novel compounds of the formula: wherein R' is lower alkyl; R 2 is hydrogen or lower alkyl, which are produced by reacting a compound of the formula: wherein R 3 is hydrocarbon residue, with a compound of the formula: The novel compounds have antiviral and…
USPTO Abstract
Novel compounds of the formula: wherein R' is lower alkyl; R 2 is hydrogen or lower alkyl, which are produced by reacting a compound of the formula: wherein R 3 is hydrocarbon residue, with a compound of the formula: The novel compounds have antiviral and antibacterial activity, and are useful to prolong the life span of tumor-bearing warm-blooded animals.
Drugs covered by this patent
- Tryvio (APROCITENTAN) · Idorsia
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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