US Patent

US6987103 — Treatment of chronic myelogenous leukmia, resistant or intolerant to ST1571, involving homoharringtonine alone or combined with other agents

Method of Use · Assigned to Stragen Pharma SA · Expires 2026-10-26 · 0y remaining

Vulnerability score 85/100 Vulnerable — likely target for IPR or design-around

What this patent protects

This patent protects a method of treating chronic myelogenous leukemia in subjects resistant or intolerant to STI571 by administering homoharringtonine.

USPTO Abstract

The present invention concerns a method of treating chronic myelogenous leukemia, a related myeloproliferative disorder or a Ph-positive acute lymphocytic leukemia in a subject animal, comprising: (a) selecting or identifying an animal suffering from chronic myelogenous leukemia or a related myeloproliferative disorder and showing resistance or intolerance to treatment with STI571; and (b) administering to the animal homoharringtonine. In a preferred embodiment, the animal is a human being.

Drugs covered by this patent

FDA Patent Use Codes

When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.

CodeDescriptionDrug
U-1300 Synribo

Patent Metadata

Patent number
US6987103
Jurisdiction
US
Classification
Method of Use
Expires
2026-10-26
Drug substance claim
No
Drug product claim
No
Assignee
Stragen Pharma SA
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.