GB1297398A
Expires 1972-11-22 · 53y expired
What this patent protects
1297398 Tetraacylcytidine derivatives TAKEDA YAKUHUN KOGYO KK 4 Aug 1970 [6 Aug 1969] 37522/70 Heading C2C Novel N<SP>4</SP>,O<SP>2#</SP>,O<SP>3#</SP>,O<SP>5#</SP>-tetraacylcytidine derivatives wherein the acyl group is derived from…
USPTO Abstract
1297398 Tetraacylcytidine derivatives TAKEDA YAKUHUN KOGYO KK 4 Aug 1970 [6 Aug 1969] 37522/70 Heading C2C Novel N<SP>4</SP>,O<SP>2#</SP>,O<SP>3#</SP>,O<SP>5#</SP>-tetraacylcytidine derivatives wherein the acyl group is derived from a fatty acid containing 3 to 18 carbon atoms are prepared by acylating cytidine with the appropriate fatty acid anhydrides or fatty acid halides. Pharmaceutical compositions, suitable for oral or parenteral administration, and having central nervous system activating effects, contain the above novel compound and pharmaceutically acceptable diluents and carriers.
Drugs covered by this patent
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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