Wednesday, July 8, 2026

Patent intelligence · US

US 8383785

Anti-bacterial activity of 9-hydroxy derivatives of 6,11-bicyclolides

granted A61KA61K31/7056A61K31/706A61P
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 7
Applicant portfolio 218
Patent details — US 8383785
Jurisdiction
US
Status
granted
Grant date
Feb 26, 2013
Expiration
Feb 21, 2033
Claims
9
CPC classes
A61K, A61K31/7056, A61K31/706, A61P
View on Google Patents ↗

Quick answer

US 8383785 (Anti-bacterial activity of 9-hydroxy derivatives of 6,11-bicyclolides) is held by Enanta Pharmaceuticals, Inc.. Status: granted. Granted Feb 26, 2013. Expires Feb 21, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
9
CPC classes
A61K, A61K31/7056, A61K31/706, A61P, A61P29/00, A61P31/04

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Frequently asked questions

What is US patent 8383785?

US 8383785 (Anti-bacterial activity of 9-hydroxy derivatives of 6,11-bicyclolides) is held by Enanta Pharmaceuticals, Inc.. Status: granted. Granted Feb 26, 2013. Expires Feb 21, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8383785?

Enanta Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 218 pharmaceutical patents for this assignee.

When does US 8383785 expire?

Our index shows an expiration date of Feb 21, 2033 (7 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.