Wednesday, July 8, 2026

Patent intelligence · US

US 7273923

Zinc finger proteins for DNA binding and gene regulation in plants

granted A61KA61K48/00
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 1
Applicant portfolio 192
Patent details — US 7273923

Quick answer

US 7273923 (Zinc finger proteins for DNA binding and gene regulation in plants) is held by Sangamo Biosciences, Inc.. Status: granted. Granted Sep 25, 2007. Expires Sep 20, 2027 (1 year remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
27
CPC classes
A61K, A61K48/00

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Frequently asked questions

What is US patent 7273923?

US 7273923 (Zinc finger proteins for DNA binding and gene regulation in plants) is held by Sangamo Biosciences, Inc.. Status: granted. Granted Sep 25, 2007. Expires Sep 20, 2027 (1 year remaining) — relevant for patent-cliff and LOE planning.

Who owns US 7273923?

Sangamo Biosciences, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 192 pharmaceutical patents for this assignee.

When does US 7273923 expire?

Our index shows an expiration date of Sep 20, 2027 (1 year from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.