Wednesday, July 8, 2026

Patent intelligence · US

US 10781435

Modified membrane type serine protease 1 (MTSP-1) polypeptides and methods of use

granted A61KA61K31/397A61K38/00A61K45/06
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 14
Applicant portfolio 61
Patent details — US 10781435
Jurisdiction
US
Status
granted
Grant date
Sep 22, 2020
Expiration
Sep 17, 2040
Claims
38
CPC classes
A61K, A61K31/397, A61K38/00, A61K45/06
View on Google Patents ↗

Quick answer

US 10781435 (Modified membrane type serine protease 1 (MTSP-1) polypeptides and methods of use) is held by Catalyst Biosciences, Inc.. Status: granted. Granted Sep 22, 2020. Expires Sep 17, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
38
CPC classes
A61K, A61K31/397, A61K38/00, A61K45/06

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Frequently asked questions

What is US patent 10781435?

US 10781435 (Modified membrane type serine protease 1 (MTSP-1) polypeptides and methods of use) is held by Catalyst Biosciences, Inc.. Status: granted. Granted Sep 22, 2020. Expires Sep 17, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10781435?

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 10781435 expire?

Our index shows an expiration date of Sep 17, 2040 (14 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.