Wednesday, July 8, 2026

Patent intelligence · US

US 10548879

(2R,4R)-5-(5′-chloro-2′-fluorobiphenyl-4-yl)-2-hydroxy-4-[(5-methyloxazole-2-carbonyl)amino]pentanoic acid

granted A61KA61K31/421A61K45/06A61K47/12
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 14
Applicant portfolio 635
Patent details — US 10548879
Jurisdiction
US
Status
granted
Grant date
Feb 4, 2020
Expiration
Jan 30, 2040
Claims
20
CPC classes
A61K, A61K31/421, A61K45/06, A61K47/12
View on Google Patents ↗

Quick answer

US 10548879 ((2R,4R)-5-(5′-chloro-2′-fluorobiphenyl-4-yl)-2-hydroxy-4-[(5-methyloxazole-2-carbonyl)amino]pentanoic acid) is held by Theravance Biopharma R&D IP, LLC. Status: granted. Granted Feb 4, 2020. Expires Jan 30, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
20
CPC classes
A61K, A61K31/421, A61K45/06, A61K47/12, A61K9/4816, A61K9/4825

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Frequently asked questions

What is US patent 10548879?

US 10548879 ((2R,4R)-5-(5′-chloro-2′-fluorobiphenyl-4-yl)-2-hydroxy-4-[(5-methyloxazole-2-carbonyl)amino]pentanoic acid) is held by Theravance Biopharma R&D IP, LLC. Status: granted. Granted Feb 4, 2020. Expires Jan 30, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10548879?

Theravance Biopharma R&D IP, LLC is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 635 pharmaceutical patents for this assignee.

When does US 10548879 expire?

Our index shows an expiration date of Jan 30, 2040 (14 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.