Granted Patent
B2
US 9,248,132 · App. 14/250,329 · Granted Feb 2, 2016
Compositions and methods for inhibition of the JAK pathway
Inventors:
Yan Chen (Foster City, CA); Vanessa Taylor (San Francisco, CA); Hui Li (Santa Clara, CA); Rajinder Singh (Belmont, CA)
Assignee:
Rigel Pharmaceuticals, Inc.
A61K31/5415A61K31/506A61K31/538A61K31/5377A61K31/5383A61K31/54A61K31/541A61K31/55A61K31/551A61K31/675A61K45/06C07D401/14C07D403/12C07D413/04C07D413/12C07D413/14C07D419/14C07D471/04C07D471/08C07D487/04C07D487/08C07D487/10C07D491/08C07D498/04C07F9/65583
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Abstract
Disclosed are compounds of formula I, compositions containing them, and methods of use for the compounds and compositions in the treatment of conditions in which modulation of the JAK pathway or inhibition of JAK kinases, particularly JAK 2 and JAK3, are therapeutically useful.
Claims (1)
1. A compound, which is 5-(2-(4-fluoro-3-methoxy-5-methylphenylamino)-5-methylpyrimidin-4-ylamino)benzo[d]oxazol-2(3H)-one, and salts thereof.
Assignments (4)
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 Aug 26, 2015
From: LI, HUI; HECKRODT, THILO J.; CHEN, YAN; MCMURTRIE, DARREN JOHN; TAYLOR, VANESSA; SINGH, RAJINDER; DING, PINGYU; THOTA, SAMBAIAH; YEN, ROSE
To: RIGEL PHARMACEUTICALS, INC.
Reel/Frame 036430/0859 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Aug 26, 2015
From: LI, HUI; HECKRODT, THILO J.; CHEN, YAN; MCMURTRIE, DARREN JOHN; TAYLOR, VANESSA; SINGH, RAJINDER; DING, PINGYU; THOTA, SAMBAIAH; YEN, ROSE
To: RIGEL PHARMACEUTICALS, INC.
Reel/Frame 036430/0868 →
Continuity (6)
Provisional Application
61241630
· Sep 11, 2009
Provisional Application
61147059
· Jan 23, 2009