Thursday, July 9, 2026

Patent intelligence · US

US 11878053

Vaccine compositions comprising tryptophan 2,3-dioxygenase or fragments thereof

granted A61KA61K2039/53A61K2039/545A61K2039/55522
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 18
Applicant portfolio 21
Patent details — US 11878053
Jurisdiction
US
Status
granted
Grant date
Jan 23, 2024
Expiration
Jan 18, 2044
Applicant
IO Biotech ApS
Claims
6
CPC classes
A61K, A61K2039/53, A61K2039/545, A61K2039/55522
View on Google Patents ↗

Quick answer

US 11878053 (Vaccine compositions comprising tryptophan 2,3-dioxygenase or fragments thereof) is held by IO Biotech ApS. Status: granted. Granted Jan 23, 2024. Expires Jan 18, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
IO Biotech ApS
Grant date
Expiration
Claims
6
CPC classes
A61K, A61K2039/53, A61K2039/545, A61K2039/55522, A61K2039/55527, A61K2039/55533

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Frequently asked questions

What is US patent 11878053?

US 11878053 (Vaccine compositions comprising tryptophan 2,3-dioxygenase or fragments thereof) is held by IO Biotech ApS. Status: granted. Granted Jan 23, 2024. Expires Jan 18, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11878053?

IO Biotech ApS is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 21 pharmaceutical patents for this assignee.

When does US 11878053 expire?

Our index shows an expiration date of Jan 18, 2044 (18 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.