EP2341053A1 — Cephalosporin having catechol group
Assigned to Shionogi and Co Ltd · Expires 2011-07-06 · 15y expired
What this patent protects
The present invention provides Cephem compounds which have a wide antimicrobial spectrum and have potent antimicrobial activity against beta-lactamase producing Gram negative bacteria as follows: A compound of the formula: wherein, X is N, CH or C-Cl; T is S or the like;…
USPTO Abstract
The present invention provides Cephem compounds which have a wide antimicrobial spectrum and have potent antimicrobial activity against beta-lactamase producing Gram negative bacteria as follows: A compound of the formula: wherein, X is N, CH or C-Cl; T is S or the like; A and G are lower alkylene or the like; B is a single bond or the like; D is a single bond, -NR 7 -, -CO-, -CO-NR 7 -, -NR 7 -CO-, -NR 7 -CO-NR 7 -, or the like; E is optionally substituted lower alkylene; F is a single bond or optionally substituted phenylene; R 3 , R 4 , R 5 and R 6 each is independently hydrogen, halogene, nitrile, or the like; or an ester, a compound protected at the amino on the ring in the 7-side chain, a pharmaceutically acceptable salt, or a solvate thereof.
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.