Wednesday, July 8, 2026

Patent intelligence · US

US 6511988

Activated iododerivatives for the treatment of cancer and aids

expired A61KA61K31/166A61K31/426A61K31/4409
Status expired
Linked drugs 2
Pipeline programs 6
Years to expiry 0
Applicant portfolio 69
Patent details — US 6511988
Jurisdiction
US
Status
expired
Grant date
Jan 28, 2003
Expiration
Jan 23, 2023
Applicant
Isotechnika, Inc.
Claims
5
CPC classes
A61K, A61K31/166, A61K31/426, A61K31/4409
View on Google Patents ↗

Quick answer

US 6511988 (Activated iododerivatives for the treatment of cancer and aids) is held by Isotechnika, Inc.. Status: expired. Granted Jan 28, 2003. Expires Jan 23, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
Isotechnika, Inc.
Grant date
Expiration
Claims
5
CPC classes
A61K, A61K31/166, A61K31/426, A61K31/4409, A61K31/4745, A61P

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Frequently asked questions

What is US patent 6511988?

US 6511988 (Activated iododerivatives for the treatment of cancer and aids) is held by Isotechnika, Inc.. Status: expired. Granted Jan 28, 2003. Expires Jan 23, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6511988?

Isotechnika, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 69 pharmaceutical patents for this assignee.

When does US 6511988 expire?

Our index shows an expiration date of Jan 23, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.