Wednesday, July 8, 2026

Patent intelligence · US

US 11833225

Methods and compositions for efficient gene deletion

granted A61KA61K31/5377A61K31/7088A61K35/28
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 17
Applicant portfolio 65
Patent details — US 11833225
Jurisdiction
US
Status
granted
Grant date
Dec 5, 2023
Expiration
Nov 30, 2043
Claims
21
CPC classes
A61K, A61K31/5377, A61K31/7088, A61K35/28
View on Google Patents ↗

Quick answer

US 11833225 (Methods and compositions for efficient gene deletion) is held by CRISPR THERAPEUTICS AG. Status: granted. Granted Dec 5, 2023. Expires Nov 30, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
21
CPC classes
A61K, A61K31/5377, A61K31/7088, A61K35/28, A61K38/465, A61K48/005

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Frequently asked questions

What is US patent 11833225?

US 11833225 (Methods and compositions for efficient gene deletion) is held by CRISPR THERAPEUTICS AG. Status: granted. Granted Dec 5, 2023. Expires Nov 30, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11833225?

CRISPR THERAPEUTICS AG is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 65 pharmaceutical patents for this assignee.

When does US 11833225 expire?

Our index shows an expiration date of Nov 30, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.