Wednesday, July 8, 2026

Patent intelligence · US

US 10898575

Long-acting polymeric delivery systems

granted A61KA61K31/00A61K31/167A61K31/196
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 15
Applicant portfolio 46
Patent details — US 10898575
Jurisdiction
US
Status
granted
Grant date
Jan 26, 2021
Expiration
Jan 21, 2041
Claims
79
CPC classes
A61K, A61K31/00, A61K31/167, A61K31/196
View on Google Patents ↗

Quick answer

US 10898575 (Long-acting polymeric delivery systems) is held by Heron Therapeutics, Inc.. Status: granted. Granted Jan 26, 2021. Expires Jan 21, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
79
CPC classes
A61K, A61K31/00, A61K31/167, A61K31/196, A61K31/245, A61K31/445

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Frequently asked questions

What is US patent 10898575?

US 10898575 (Long-acting polymeric delivery systems) is held by Heron Therapeutics, Inc.. Status: granted. Granted Jan 26, 2021. Expires Jan 21, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10898575?

Heron Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 46 pharmaceutical patents for this assignee.

When does US 10898575 expire?

Our index shows an expiration date of Jan 21, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.