IP Library › Granted Patent US 7,915,273
Granted Patent B2
US 7,915,273 · App. 12/711,534 · Granted Mar 29, 2011

Compositions and methods for inhibition of the JAK pathway

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Quick Facts
Patent No.
US 7,915,273
App. No.
12/711,534
Granted
Mar 29, 2011
Kind
B2
Abstract

The invention encompasses compounds having formula I and the compositions and methods using these compounds in the treatment of conditions in which modulation of the JAK pathway or inhibition of JAK kinases, particularly JAK3, are therapeutically useful.

Claims (2)

1. A compound which is 5-fluoro-N2-(4-methyl-3-propionylaminosulfonylphenyl)-N4-[4-(prop-2-ynyloxy)phenyl]-2,4-pyrimidinediamine choline salt.

2. A pharmaceutical composition comprising 5-fluoro-N2-(4-methyl-3-propionylaminosulfonylphenyl)-N4-[4-(prop-2-ynyloxy)phenyl]-2,4-pyrimidinediamine choline salt and at least one pharmaceutically acceptable excipient, diluent, preservative, stabilizer, or mixtures thereof.

Assignments (3)
SECURITY INTEREST Recorded May 8, 2026
From: RIGEL PHARMACEUTICALS, INC.
To: MIDCAP FUNDING IV TRUST
Reel/Frame 075576/0880 →
SECURITY INTEREST Recorded Aug 25, 2022
From: RIGEL PHARMACEUTICALS, INC.
To: MIDCAP FINANCIAL TRUST
Reel/Frame 061327/0712 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 14, 2010
From: ARGADE, ANKUSH; SRAN, ARVINDER; CARROLL, DAVID; CLOUGH, JEFFREY; TSO, KIN; BHAMIDIPATI, SOMASEKHAR; THOTA, SAMBAIAH; SINGH, RAJINDER; TAYLOR, VANESSA; LI, HUI; MASUDA, ESTEBAN
To: RIGEL PHARMACEUTICALS, INC.
Reel/Frame 024986/0255 →