Wednesday, July 8, 2026

Patent intelligence · US

US 8859619

Microbiologically sound and stable solutions of gamma-hydroxybutyrate salt for the treatment of narcolepsy

granted A61KA61K31/19A61K31/191A61K47/02
Status granted
Linked drugs 4
Pipeline programs 6
Years to expiry 8
Applicant portfolio 89
Related coverage 2
Patent details — US 8859619

Quick answer

US 8859619 (Microbiologically sound and stable solutions of gamma-hydroxybutyrate salt for the treatment of narcolepsy) is held by Jazz Pharmaceuticals, Inc.. Status: granted. Granted Oct 14, 2014. Expires Oct 9, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
21
CPC classes
A61K, A61K31/19, A61K31/191, A61K47/02, A61K47/08, A61K47/12

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Frequently asked questions

What is US patent 8859619?

US 8859619 (Microbiologically sound and stable solutions of gamma-hydroxybutyrate salt for the treatment of narcolepsy) is held by Jazz Pharmaceuticals, Inc.. Status: granted. Granted Oct 14, 2014. Expires Oct 9, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8859619?

Jazz Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 89 pharmaceutical patents for this assignee.

When does US 8859619 expire?

Our index shows an expiration date of Oct 9, 2034 (8 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.