Wednesday, July 8, 2026

Patent intelligence · US

US 7691872

Methods and compositions for optimizing blood and tissue stability of camptothecin and other albumin-binding therapeutic compounds

granted A61KA61K31/00A61K31/407A61K31/4745
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 4
Applicant portfolio 39
Patent details — US 7691872
Jurisdiction
US
Status
granted
Grant date
Apr 6, 2010
Expiration
Apr 1, 2030
Claims
31
CPC classes
A61K, A61K31/00, A61K31/407, A61K31/4745
View on Google Patents ↗

Quick answer

US 7691872 (Methods and compositions for optimizing blood and tissue stability of camptothecin and other albumin-binding therapeutic compounds) is held by New Century Pharmaceuticals, Inc.. Status: granted. Granted Apr 6, 2010. Expires Apr 1, 2030 (4 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
31
CPC classes
A61K, A61K31/00, A61K31/407, A61K31/4745, A61K31/555, A61K31/57

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Frequently asked questions

What is US patent 7691872?

US 7691872 (Methods and compositions for optimizing blood and tissue stability of camptothecin and other albumin-binding therapeutic compounds) is held by New Century Pharmaceuticals, Inc.. Status: granted. Granted Apr 6, 2010. Expires Apr 1, 2030 (4 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 7691872?

New Century Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 39 pharmaceutical patents for this assignee.

When does US 7691872 expire?

Our index shows an expiration date of Apr 1, 2030 (4 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.