EP0269947A1 — Antiviral phosphonomethoxyalkylene purine and pyrimidine derivatives
Assigned to B2 A Nome Di institute Of Organic Chemistry And C · Expires 1988-06-08 · 38y expired
What this patent protects
series of compounds of Formula I are described which are useful in treating viral infections, their compositions and use. In Formula I B is a purine or pyrimidine base; alk 1 , alk 2 and alk 3 are cheical bonds or alkylene groups; Q is hydrogen or hydroxyl; and R 1 -R 4 …
USPTO Abstract
series of compounds of Formula I are described which are useful in treating viral infections, their compositions and use. In Formula I B is a purine or pyrimidine base; alk 1 , alk 2 and alk 3 are cheical bonds or alkylene groups; Q is hydrogen or hydroxyl; and R 1 -R 4 are hydrogen or alkyl.
Drugs covered by this patent
- Sustiva (EFAVIRENZ) · Bristol-Myers Squibb
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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