Wednesday, July 8, 2026

Patent intelligence · US

US 11426446

Stable aqueous formulations of aflibercept

granted A61KA61K38/179A61K47/02A61K47/183
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 73
Patent details — US 11426446
Jurisdiction
US
Status
granted
Grant date
Aug 30, 2022
Expiration
Aug 25, 2042
Claims
12
CPC classes
A61K, A61K38/179, A61K47/02, A61K47/183
View on Google Patents ↗

Quick answer

US 11426446 (Stable aqueous formulations of aflibercept) is held by Coherus BioSciences, Inc.. Status: granted. Granted Aug 30, 2022. Expires Aug 25, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
12
CPC classes
A61K, A61K38/179, A61K47/02, A61K47/183, A61K47/22, A61K47/26

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Frequently asked questions

What is US patent 11426446?

US 11426446 (Stable aqueous formulations of aflibercept) is held by Coherus BioSciences, Inc.. Status: granted. Granted Aug 30, 2022. Expires Aug 25, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11426446?

Coherus BioSciences, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 73 pharmaceutical patents for this assignee.

When does US 11426446 expire?

Our index shows an expiration date of Aug 25, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.