Last Updated: November 8, 2026

Details for Patent: 12,414,915

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Which drugs does patent 12,414,915 protect, and when does it expire?

Patent 12,414,915 protects KLOXXADO and is included in one NDA.

This patent has fourteen patent family members in seven countries.

Summary for Patent: 12,414,915
Title:Liquid naloxone spray
Abstract:The invention provides stable liquid formulations containing naloxone, a pharmaceutically acceptable salt or a derivative thereof. The invention further provides methods for treating opioid overdose, opioid dependence, and congenital insensitivity to pain with anhidrosis by administering the liquid formulations of the present invention intranasally to a patient in need thereof. Further, the invention provides a method of treating opioid dependence, opioid overdose, and congenital insensitivity to pain with anhidrosis by administering intranasally the naloxone formulations of the present invention.
Inventor(s):Kiran Amancha, Chandeshwari Chilampalli, Thrimoorthy Potta, Ningxin Yan, Venkat R. Goskonda
Assignee: Hikma Pharmaceuticals USA Inc
Application Number:US18/109,561
Patent Claim Types:
see list of patent claims
Formulation; Compound;

Drugs Protected by US Patent 12,414,915

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Hikma KLOXXADO naloxone hydrochloride SPRAY;NASAL 212045-001 Apr 29, 2021 RX Yes Yes 12,414,915 ⤷  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

International Family Members for US Patent 12,414,915

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2017312811 ⤷  Start Trial
Canada 2954370 ⤷  Start Trial
Canada 3033897 ⤷  Start Trial
China 109922805 ⤷  Start Trial
European Patent Office 3177146 ⤷  Start Trial
European Patent Office 3500261 ⤷  Start Trial
Japan 2017519803 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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