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Last Updated: November 25, 2020

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Details for Patent: 7,923,564

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Which drugs does patent 7,923,564 protect, and when does it expire?

Patent 7,923,564 protects NUPLAZID and is included in two NDAs.

This patent has fifty patent family members in eighteen countries.

Summary for Patent: 7,923,564
Title:Synthesis of N-(4-fluorobenzyl)-N-(1-methylpiperidin-4-yl)-N'-(4-(2-methylpropyloxy) phenylmethyl)carbamide and its tartrate salt and crystalline forms
Abstract: Disclosed herein are methods for synthesizing N-(4-fluorobenzyl)-N-(1-methylpiperidin-4-yl)-N'-(4-(2-methylpropyloxy)-p- henylmethyl)carbamide. Also disclosed herein is the hemi-tartrate salt of N-(4-fluorobenzyl)-N-(1-methylpiperidin-4-yl)-N'-(4-(2-methylpropyloxy)-p- henylmethyl)carbamide and methods for obtaining the salt. Further disclosed are various crystalline forms of N-(4-fluorobenzyl)-N-(1-methylpiperidin-4-yl)-N'-(4-(2-methylpropyloxy)-p- henylmethyl)carbamide and its hemi-tartrate salt including various polymorphs and solvates.
Inventor(s): Thygesen; Mikkel Boas (Copenhagen East, DK), Schlienger; Nathalie (Frederiksberg, DK), Tolf; Bo-Ragnar (Malmo, SE), Andersson; Carl-Magnus A. (Hjarup, SE), Blatter; Fritz (Reinach, CH), Berghausen; Jorg (Lorrach, DE)
Assignee: ACADIA Pharmaceuticals, Inc. (San Diego, CA)
Application Number:12/795,547
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 7,923,564
Patent Claim Types:
see list of patent claims
Compound;

Drugs Protected by US Patent 7,923,564

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Acadia Pharms Inc NUPLAZID pimavanserin tartrate CAPSULE;ORAL 210793-001 Jun 28, 2018 RX Yes Yes   Start Trial   Start Trial Y Y   Start Trial
Acadia Pharms Inc NUPLAZID pimavanserin tartrate TABLET;ORAL 207318-002 Jun 28, 2018 RX Yes Yes   Start Trial   Start Trial Y Y   Start Trial
Acadia Pharms Inc NUPLAZID pimavanserin tartrate TABLET;ORAL 207318-001 Apr 29, 2016 DISCN Yes No   Start Trial   Start Trial Y Y   Start 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 7,923,564

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2005289444   Start Trial
Australia 2005289635   Start Trial
Australia 2008254238   Start Trial
Brazil PI0516063   Start Trial
Canada 2580129   Start Trial
Canada 2580136   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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