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Last Updated: March 29, 2024

Details for Patent: 6,214,865


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Which drugs does patent 6,214,865 protect, and when does it expire?

Patent 6,214,865 protects HALAVEN and is included in one NDA.

Protection for HALAVEN has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has forty patent family members in twenty-one countries.

Summary for Patent: 6,214,865
Title: Macrocyclic analogs and methods of their use and preparation
Abstract:The invention provides halichondrin analogs having pharmaceutical activity, such as anticancer or antimitotic (mitosis-blocking) activity, and methods of identifying agents that induce a sustained mitotic block in a cell after transient exposure of the cell to the agents.
Inventor(s): Littlefield; Bruce A. (Andover, MA), Palme; Monica H. (San Jose, CA), Seletsky; Boris M. (Andover, MA), Towle; Murray J. (Auburn, NH), Yu; Melvin J. (Andover, MA), Zheng; Wanjun (Londonberry, NH)
Assignee: Eisai Co., Ltd. (Tokyo, JP)
Application Number:09/334,488
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 6,214,865
Patent Claim Types:
see list of patent claims
Compound; Use;

Drugs Protected by US Patent 6,214,865

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Eisai Inc HALAVEN eribulin mesylate SOLUTION;INTRAVENOUS 201532-001 Nov 15, 2010 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 6,214,865

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 502932 ⤷  Try a Trial
Australia 2003284242 ⤷  Try a Trial
Australia 4573999 ⤷  Try a Trial
Australia 762998 ⤷  Try a Trial
Brazil 9911326 ⤷  Try a Trial
Canada 2335300 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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