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Last Updated: September 17, 2021

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Details for Patent: 6,949,571


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Which drugs does patent 6,949,571 protect, and when does it expire?

Patent 6,949,571 protects FYCOMPA and is included in two NDAs.

This patent has forty-eight patent family members in twenty-six countries.

Summary for Patent: 6,949,571
Title: 1,2-dihydropyridine compounds, process for preparation of the same and use thereof
Abstract:The present invention provides a novel compound having an excellent AMPA receptor inhibitory action and/or kainate inhibitory action. A compound represented by the following formula, a salt thereof or hydrates thereof. ##STR1## In the formula, Q indicates NH, O or S; and R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same as or different from each other and each indicates hydrogen atom, a halogen atom, a C.sub.1-6 alkyl group or a group represented by the formula --X-A (wherein X indicates a single bond, an optionally substituted C.sub.1-6 alkylene group etc.; and A indicates an optionally substituted C.sub.6-14 aromatic hydrocarbocyclic group or 5- to 14-membered aromatic heterocyclic group etc.).
Inventor(s): Nagato; Satoshi (Chiba, JP), Ueno; Kohshi (Ibaraki, JP), Kawano; Koki (Ibaraki, JP), Norimine; Yoshihiko (Ibaraki, JP), Ito; Koichi (Chiba, JP), Hanada; Takahisa (Ibaraki, JP), Ueno; Masataka (Ibaraki, JP), Amino; Hiroyuki (Ibaraki, JP), Ogo; Makoto (Ibaraki, JP), Hatakeyama; Shinji (Ibaraki, JP), Groom; Anthony John (Wiltshire, GB), Rivers; Leanne (Kent, GB), Smith; Terence (Cambridgeshire, GB)
Assignee: Eisai Co., Ltd. (Tokyo, JP)
Application Number:10/296,719
Patent Claim Types:
see list of patent claims
Compound; Use; Composition;

Drugs Protected by US Patent 6,949,571

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 FYCOMPA perampanel SUSPENSION;ORAL 208277-001 Apr 29, 2016 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y Y TREATMENT OF PARTIAL-ONSET SEIZURES WITH OR WITHOUT SECONDARILY GENERALIZED SEIZURES IN PATIENTS WITH EPILEPSY 4 YEARS OF AGE AND OLDER ⤷  Try it Free
Eisai Inc FYCOMPA perampanel SUSPENSION;ORAL 208277-001 Apr 29, 2016 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y Y TREATMENT OF PARTIAL-ONSET SEIZURES WITH OR WITHOUT SECONDARILY GENERALIZED SEIZURES IN PATIENTS WITH EPILEPSY ⤷  Try it Free
Eisai Inc FYCOMPA perampanel SUSPENSION;ORAL 208277-001 Apr 29, 2016 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y Y TREATMENT OF PRIMARY GENERALIZED TONIC-CLONIC SEIZURES AS ADJUNCTIVE THERAPY IN PATIENTS WITH EPILEPSY ⤷  Try it Free
Eisai Inc FYCOMPA perampanel SUSPENSION;ORAL 208277-001 Apr 29, 2016 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y Y TREATMENT OF EPILEPSY ⤷  Try it Free
Eisai Inc FYCOMPA perampanel SUSPENSION;ORAL 208277-001 Apr 29, 2016 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y Y TREATMENT OF PRIMARY GENERALIZED TONIC-CLONIC SEIZURES AS ADJUNCTIVE THERAPY IN PATIENTS WITH EPILEPSY 12 YEARS OF AGE AND OLDER ⤷  Try it Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 6,949,571

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2000-175966Jun 12, 2000
United Kingdom0022483Sep 13, 2000
PCT Information
PCT FiledJune 08, 2001PCT Application Number:PCT/JP01/04857
PCT Publication Date:December 20, 2001PCT Publication Number: WO01/96308

International Family Members for US Patent 6,949,571

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 420862 ⤷  Try it Free
Australia 2001262723 ⤷  Try it Free
Australia 6272301 ⤷  Try it Free
Brazil 0111596 ⤷  Try it Free
Canada 2412172 ⤷  Try it Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Harvard Business School
Colorcon
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Medtronic
Johnson and Johnson

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