Thursday, July 9, 2026

Patent intelligence · US

US 8349848

Pyrrolo[3,2-D]pyrimidines that are selective antagonists of A2B adenosine receptors

granted A61PA61P11/06A61P11/08A61P19/02
Status granted
Linked drugs 1
Pipeline programs 4
Years to expiry 6
Applicant portfolio 7
Patent details — US 8349848
Jurisdiction
US
Status
granted
Grant date
Jan 8, 2013
Expiration
Jan 3, 2033
Claims
18
CPC classes
A61P, A61P11/06, A61P11/08, A61P19/02
View on Google Patents ↗

Quick answer

US 8349848 (Pyrrolo[3,2-D]pyrimidines that are selective antagonists of A2B adenosine receptors) is held by Dogwood Pharmaceuticals, Inc.. Status: granted. Granted Jan 8, 2013. Expires Jan 3, 2033 (6 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
18
CPC classes
A61P, A61P11/06, A61P11/08, A61P19/02, A61P3/00, A61P35/00

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Frequently asked questions

What is US patent 8349848?

US 8349848 (Pyrrolo[3,2-D]pyrimidines that are selective antagonists of A2B adenosine receptors) is held by Dogwood Pharmaceuticals, Inc.. Status: granted. Granted Jan 8, 2013. Expires Jan 3, 2033 (6 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8349848?

Dogwood Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 7 pharmaceutical patents for this assignee.

When does US 8349848 expire?

Our index shows an expiration date of Jan 3, 2033 (6 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.