Wednesday, July 8, 2026

Patent intelligence · US

US 8491893

Oncofetal antigen/immature laminin receptor antibodies for diagnostic and clinical applications

granted A61KA61K39/39558A61K47/6803A61K47/6851
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 7
Applicant portfolio 36
Patent details — US 8491893
Jurisdiction
US
Status
granted
Grant date
Jul 23, 2013
Expiration
Jul 18, 2033
Claims
19
CPC classes
A61K, A61K39/39558, A61K47/6803, A61K47/6851
View on Google Patents ↗

Quick answer

US 8491893 (Oncofetal antigen/immature laminin receptor antibodies for diagnostic and clinical applications) is held by Quantum Immunologics, Inc.. Status: granted. Granted Jul 23, 2013. Expires Jul 18, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
19
CPC classes
A61K, A61K39/39558, A61K47/6803, A61K47/6851, A61K47/6905, A61K49/04

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Frequently asked questions

What is US patent 8491893?

US 8491893 (Oncofetal antigen/immature laminin receptor antibodies for diagnostic and clinical applications) is held by Quantum Immunologics, Inc.. Status: granted. Granted Jul 23, 2013. Expires Jul 18, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8491893?

Quantum Immunologics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 36 pharmaceutical patents for this assignee.

When does US 8491893 expire?

Our index shows an expiration date of Jul 18, 2033 (7 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.