Wednesday, July 8, 2026

Patent intelligence · US

US 9943604

Targeted therapeutic nucleosides and their use

granted A61KA61K31/7008A61K31/7052A61K31/706
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 12
Applicant portfolio 222
Patent details — US 9943604
Jurisdiction
US
Status
granted
Grant date
Apr 17, 2018
Expiration
Apr 12, 2038
Claims
16
CPC classes
A61K, A61K31/7008, A61K31/7052, A61K31/706
View on Google Patents ↗

Quick answer

US 9943604 (Targeted therapeutic nucleosides and their use) is held by Ionis Pharmaceuticals, Inc.. Status: granted. Granted Apr 17, 2018. Expires Apr 12, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
16
CPC classes
A61K, A61K31/7008, A61K31/7052, A61K31/706, A61K31/7064, A61K31/7068

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Frequently asked questions

What is US patent 9943604?

US 9943604 (Targeted therapeutic nucleosides and their use) is held by Ionis Pharmaceuticals, Inc.. Status: granted. Granted Apr 17, 2018. Expires Apr 12, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9943604?

Ionis Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 222 pharmaceutical patents for this assignee.

When does US 9943604 expire?

Our index shows an expiration date of Apr 12, 2038 (12 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.