Wednesday, July 8, 2026

Patent intelligence · US

US 11364261

Alleviating common cold and influenza symptoms with molecular hydrogen

granted A61KA61K33/06A61K47/02A61K47/10
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 5
Patent details — US 11364261
Jurisdiction
US
Status
granted
Grant date
Jun 21, 2022
Expiration
Jun 16, 2042
Applicant
H2 Universe LLC
Claims
11
CPC classes
A61K, A61K33/06, A61K47/02, A61K47/10
View on Google Patents ↗

Quick answer

US 11364261 (Alleviating common cold and influenza symptoms with molecular hydrogen) is held by H2 Universe LLC. Status: granted. Granted Jun 21, 2022. Expires Jun 16, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
H2 Universe LLC
Grant date
Expiration
Claims
11
CPC classes
A61K, A61K33/06, A61K47/02, A61K47/10, A61K47/26, A61K9/2009

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Frequently asked questions

What is US patent 11364261?

US 11364261 (Alleviating common cold and influenza symptoms with molecular hydrogen) is held by H2 Universe LLC. Status: granted. Granted Jun 21, 2022. Expires Jun 16, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11364261?

H2 Universe LLC is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 5 pharmaceutical patents for this assignee.

When does US 11364261 expire?

Our index shows an expiration date of Jun 16, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.