GB2070596A — Carbacyclin Analogues
Assigned to Pharmacia and Upjohn Co · Expires 1981-09-09 · 45y expired
What this patent protects
Novel compounds of the formulae <IMAGE> wherein R15 is hydrogen or fluoro; R16 is hydrogen and R17 is hydrogen or C1-4 alkyl or R16 and R17 taken together represent methylene (with the proviso that when R15, R16 and R17 are all hydrogen, then Z1 contains a phenylene moiet…
USPTO Abstract
Novel compounds of the formulae <IMAGE> wherein R15 is hydrogen or fluoro; R16 is hydrogen and R17 is hydrogen or C1-4 alkyl or R16 and R17 taken together represent methylene (with the proviso that when R15, R16 and R17 are all hydrogen, then Z1 contains a phenylene moiety); and n, I1, R7, R8, R20, R21, R22, R23, R24, X1, Y1 and Z1 are substituents standard in the prostaglandin art have prostacyclin- like activity, e.g. as platelet aggregation inhibitors.
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.
Track this patent
Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.