Wednesday, July 8, 2026

Patent intelligence · US

US 6860907

Method of particle formation

expired A61KA61K9/1688A61K9/1694
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 423
Patent details — US 6860907
Jurisdiction
US
Status
expired
Grant date
Mar 1, 2005
Expiration
Feb 24, 2025
Claims
35
CPC classes
A61K, A61K9/1688, A61K9/1694
View on Google Patents ↗

Quick answer

US 6860907 (Method of particle formation) is held by Nektar Therapeutics. Status: expired. Granted Mar 1, 2005. Expires Feb 24, 2025 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
35
CPC classes
A61K, A61K9/1688, A61K9/1694

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Frequently asked questions

What is US patent 6860907?

US 6860907 (Method of particle formation) is held by Nektar Therapeutics. Status: expired. Granted Mar 1, 2005. Expires Feb 24, 2025 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6860907?

Nektar Therapeutics is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 423 pharmaceutical patents for this assignee.

When does US 6860907 expire?

Our index shows an expiration date of Feb 24, 2025 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.