USPTO Grants Patent for PI3K-α Inhibitors to Relay Therapeutics
Summary
The USPTO has granted a patent (US12581252B2) to Relay Therapeutics, Inc. for substituted pyrrolo[3,4-b]pyridines as PI3K-α inhibitors. The patent covers novel compounds and pharmaceutical compositions for treating disorders associated with PI3Kα signaling.
What changed
The United States Patent and Trademark Office (USPTO) has granted patent US12581252B2 to Relay Therapeutics, Inc. The patent, titled 'Substituted pyrrolo[3,4-b]pyridines as PI3K-α inhibitors,' covers novel compounds and pharmaceutical compositions thereof, as well as methods for inhibiting the activity of PI3Kα enzymes and treating disorders associated with PI3Kα signaling. The patent was filed on April 29, 2021, and granted on March 17, 2026, with 20 claims.
This patent grant represents a new intellectual property asset for Relay Therapeutics, potentially impacting their drug development pipeline for oncology or other therapeutic areas where PI3Kα signaling is implicated. While this is a patent grant and not a regulatory rule, it signifies a new innovation in the pharmaceutical space. Companies operating in similar therapeutic areas should be aware of this granted patent as it may affect their freedom to operate or potential licensing opportunities.
Source document (simplified)
Substituted pyrrolo[3,4-b]pyridines as PI3K-α inhibitors
Grant US12581252B2 Kind: B2 Mar 17, 2026
Assignee
Relay Therapeutics, Inc.
Inventors
Alessandro Boezio, Lucian V. Dipietro, Hakan Gunaydin, Thomas H. McLean, Levi Charles Thomas Pierce, Fabrizio Giordanetto, Yakov Pechersky, Megan Bertrand-Laperle, Alexandre Larivee, Kashif Tanveer, Michael Paul DeNinno, Tarek Mohamed
Abstract
The present disclosure relates to novel compounds and pharmaceutical compositions thereof, and methods for inhibiting the activity of PI3Kα enzymes with the compounds and compositions of formula I-1. The present disclosure further relates to, but is not limited to, methods for treating disorders associated with PI3Kα signaling with the compounds and compositions of formula I-1.
CPC Classifications
A61K 31/4035 C07D 209/46
Filing Date
2021-04-29
Application No.
17921580
Claims
20
Named provisions
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