Last Updated: August 25, 2026

Details for Patent: 10,646,480


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Which drugs does patent 10,646,480 protect, and when does it expire?

Patent 10,646,480 protects NUPLAZID and is included in one NDA.

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

This patent has two patent family members in two countries.

Summary for Patent: 10,646,480
Title:Formulations of pimavanserin
Abstract:Provided herein are capsules containing pimavanserin, processes for manufacturing said capsule, and pharmaceutical compositions containing pimavanserin.
Inventor(s):Ravi Tejwani, Stephen Edward Abele, Emanuel Joseph Vizzotti
Assignee: Acadia Pharmaceuticals Inc
Application Number:US16/571,554
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,646,480
Patent Claim Types:
see list of patent claims
Composition; Formulation; Delivery; Device; Dosage form;

Drugs Protected by US Patent 10,646,480

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 ⤷  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

Foreign Priority and PCT Information for Patent: 10,646,480

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden1730232Sep 1, 2017

International Family Members for US Patent 10,646,480

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 3675827 ⤷  Start Trial
World Intellectual Property Organization (WIPO) 2019046167 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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