Wednesday, July 8, 2026

Patent intelligence · US

US 11083730

Long-acting polymeric delivery systems

granted A61KA61K31/167A61K31/196A61K31/439
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 15
Applicant portfolio 46
Patent details — US 11083730
Jurisdiction
US
Status
granted
Grant date
Aug 10, 2021
Expiration
Aug 5, 2041
Claims
54
CPC classes
A61K, A61K31/167, A61K31/196, A61K31/439
View on Google Patents ↗

Quick answer

US 11083730 (Long-acting polymeric delivery systems) is held by Heron Therapeutics, Inc.. Status: granted. Granted Aug 10, 2021. Expires Aug 5, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
54
CPC classes
A61K, A61K31/167, A61K31/196, A61K31/439, A61K31/445, A61K31/5415

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Frequently asked questions

What is US patent 11083730?

US 11083730 (Long-acting polymeric delivery systems) is held by Heron Therapeutics, Inc.. Status: granted. Granted Aug 10, 2021. Expires Aug 5, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11083730?

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 11083730 expire?

Our index shows an expiration date of Aug 5, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.