Wednesday, July 8, 2026

Patent intelligence · US

US 7030231

Membrane type serine protease 1 (MT-SP1) and uses thereof

expired A61PA61P35/00
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 61
Patent details — US 7030231

Quick answer

US 7030231 (Membrane type serine protease 1 (MT-SP1) and uses thereof) is held by Catalyst Biosciences, Inc.. Status: expired. Granted Apr 18, 2006. Expires Apr 13, 2026 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
6
CPC classes
A61P, A61P35/00

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Frequently asked questions

What is US patent 7030231?

US 7030231 (Membrane type serine protease 1 (MT-SP1) and uses thereof) is held by Catalyst Biosciences, Inc.. Status: expired. Granted Apr 18, 2006. Expires Apr 13, 2026 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 7030231?

Catalyst Biosciences, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 61 pharmaceutical patents for this assignee.

When does US 7030231 expire?

Our index shows an expiration date of Apr 13, 2026 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.