Wednesday, July 8, 2026

Patent intelligence · US

US 9700639

Virion-derived nanospheres for selective delivery of therapeutic and diagnostic agents to cancer cells

granted A61KA61K38/162A61K45/06A61K47/6901
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 11
Applicant portfolio 17
Patent details — US 9700639
Jurisdiction
US
Status
granted
Grant date
Jul 11, 2017
Expiration
Jul 6, 2037
Claims
24
CPC classes
A61K, A61K38/162, A61K45/06, A61K47/6901
View on Google Patents ↗

Quick answer

US 9700639 (Virion-derived nanospheres for selective delivery of therapeutic and diagnostic agents to cancer cells) is held by Aura Biosciences, Inc.. Status: granted. Granted Jul 11, 2017. Expires Jul 6, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
24
CPC classes
A61K, A61K38/162, A61K45/06, A61K47/6901, A61K47/6929, A61K49/0056

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Frequently asked questions

What is US patent 9700639?

US 9700639 (Virion-derived nanospheres for selective delivery of therapeutic and diagnostic agents to cancer cells) is held by Aura Biosciences, Inc.. Status: granted. Granted Jul 11, 2017. Expires Jul 6, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9700639?

Aura Biosciences, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 17 pharmaceutical patents for this assignee.

When does US 9700639 expire?

Our index shows an expiration date of Jul 6, 2037 (11 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.