GB Patent

GB2227244A — Immunosuppressive fluorinated cyclosporin analogs

Assigned to Merck and Co Inc · Expires 1990-07-25 · 36y expired

What this patent protects

Immunosuppressive cyclosporin analogs are disclosed having one or more fluorinated amino acids. These analogs may also have a "C-9 amino acid" wherein the double bond is replaced by a hetero-atom such as sulfur or oxygen.

USPTO Abstract

Immunosuppressive cyclosporin analogs are disclosed having one or more fluorinated amino acids. These analogs may also have a "C-9 amino acid" wherein the double bond is replaced by a hetero-atom such as sulfur or oxygen.

Drugs covered by this patent

Patent Metadata

Patent number
GB2227244A
Jurisdiction
GB
Classification
Expires
1990-07-25
Drug substance claim
No
Drug product claim
No
Assignee
Merck and Co Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

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.