IP Library Patent Application 18557458
Patent Application
App. No. 18/557,458

SMALL MOLECULE INHIBITORS OF KRAS G12C MUTANT

Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US None
App. No.
18/557,458
Abstract

Compounds or their pharmaceutically acceptable salts can inhibit the G12C mutant of Kirsten rat sarcoma (KRAS) protein and are expected to have utility as therapeutic agents, for example, for treating cancer. The disclosure also provides pharmaceutical compositions which comprise compounds disclosed herein or pharmaceutically acceptable salts thereof. The disclosure also relates to methods for use of the compounds or their pharmaceutically acceptable salts in the therapy and prophylaxis of cancer and for preparing pharmaceuticals for this purpose.

Claims (8)

1 . A compound selected from the group consisting of:

or a pharmaceutically acceptable salt thereof.

2 . A pharmaceutical composition comprising the compound of claim 1 , or the pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier.

3 . A pharmaceutical composition comprising the compound of claim 1 or the pharmaceutically acceptable salt thereof, an additional anti-cancer agent, and a pharmaceutically acceptable carrier.

4 . A method of inhibiting KRAS G12C protein comprising contacting KRAS G12C protein with a compound of claim 1 , or the pharmaceutically acceptable salt thereof, to inhibit the activity of the KRAS G12C protein.

5 . A method of treating cancer comprising administering a therapeutically effective amount of a compound of claim 1 , or the pharmaceutically acceptable salt thereof, to a subject in need of such treatment.

6 . The method of claim 5 , further comprising administering an additional active agent to the subject.

7 .- 13 . (canceled)

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 20, 2026
From: TAIHO PHARMACEUTICAL CO. LTD.
To: MERCK SHARP & DOHME CORP.
Reel/Frame 075434/0246 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 20, 2026
From: DEL POZO, JUAN; GIAMBASU, GEORGE MADALIN; GRAHAM, THOMAS H.; HAN, YONGXIN; HENNESSY, ELISABETH T.; KAWAMURA, SHUHEI; RYAN, MICHAEL
To: MERCK SHARP & DOHME LLC
Reel/Frame 074420/0360 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 6, 2026
From: SHIBATA, KAZUAKI; KONDO, HITOMI; YAMAMOTO, TOMOHIRO; SAKAMOTO, TOSHIHIRO; ASAKURA, HIROKI; AKEMOTO, KEI; MIURA, RISAKO; SUGIMOTO, TETSUYA
To: TAIHO PHARMACEUTICAL CO., LTD.
Reel/Frame 073991/0605 →