Wednesday, July 8, 2026

Patent intelligence · US

US 12109185

Levodopa dosing regimen

granted A61KA61K31/198A61K9/4825A61K9/5005
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 18
Applicant portfolio 32
Patent details — US 12109185
Jurisdiction
US
Status
granted
Grant date
Oct 8, 2024
Expiration
Oct 3, 2044
Claims
32
CPC classes
A61K, A61K31/198, A61K9/4825, A61K9/5005
View on Google Patents ↗

Quick answer

US 12109185 (Levodopa dosing regimen) is held by AMNEAL PHARMACEUTICALS LLC. Status: granted. Granted Oct 8, 2024. Expires Oct 3, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
32
CPC classes
A61K, A61K31/198, A61K9/4825, A61K9/5005, A61K9/5026, A61K9/5073

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Frequently asked questions

What is US patent 12109185?

US 12109185 (Levodopa dosing regimen) is held by AMNEAL PHARMACEUTICALS LLC. Status: granted. Granted Oct 8, 2024. Expires Oct 3, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12109185?

AMNEAL PHARMACEUTICALS LLC is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 32 pharmaceutical patents for this assignee.

When does US 12109185 expire?

Our index shows an expiration date of Oct 3, 2044 (18 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.