Wednesday, July 8, 2026

Patent intelligence · US

US 8663649

Diagnosis and treatment of Trypanosoma cruzi infection and Chagas disease

granted A61KA61K2039/53A61K2039/55522A61K2039/55538
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 8
Applicant portfolio 8,292
Patent details — US 8663649
Jurisdiction
US
Status
granted
Grant date
Mar 4, 2014
Expiration
Feb 27, 2034
Claims
13
CPC classes
A61K, A61K2039/53, A61K2039/55522, A61K2039/55538
View on Google Patents ↗

Quick answer

US 8663649 (Diagnosis and treatment of Trypanosoma cruzi infection and Chagas disease) is held by The Board of Regents of the University of Texas System. Status: granted. Granted Mar 4, 2014. Expires Feb 27, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
13
CPC classes
A61K, A61K2039/53, A61K2039/55522, A61K2039/55538, A61K2039/55577, A61K39/005

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Frequently asked questions

What is US patent 8663649?

US 8663649 (Diagnosis and treatment of Trypanosoma cruzi infection and Chagas disease) is held by The Board of Regents of the University of Texas System. Status: granted. Granted Mar 4, 2014. Expires Feb 27, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8663649?

The Board of Regents of the University of Texas System is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.

When does US 8663649 expire?

Our index shows an expiration date of Feb 27, 2034 (8 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.