IP Library Granted Patent US 8,501,944
Granted Patent B2
US 8,501,944 · App. 13/360,862 · Granted Aug 6, 2013

Inhibitors of protein kinases

View Patent ↗
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 8,501,944
App. No.
13/360,862
Granted
Aug 6, 2013
Kind
B2
Abstract

The present invention is directed to a compound of the formula: and pharmaceutically acceptable tautomers, or salts thereof which are inhibitors of syk and/or JAK kinase. The present invention is also directed to pharmaceutical compositions containing such a compound.

Claims (3)

1. A compound, having the structure:

or a pharmaceutically acceptable salt thereof.

2. A composition comprising a compound of claim 1 , in combination with a pharmaceutically acceptable carrier or diluent.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 14, 2021
From: PORTOLA PHARMACEUTICALS, LLC
To: ALEXION PHARMACEUTICALS, INC.
Reel/Frame 054999/0218 →
CHANGE OF NAME Recorded Jan 12, 2021
From: PORTOLA PHARMACEUTICALS, INC.
To: PORTOLA PHARMACEUTICALS, LLC
Reel/Frame 054975/0183 →
RELEASE OF SECURITY INTEREST Recorded Jul 2, 2020
From: HCR COLLATERAL MANAGEMENT, LLC
To: PORTOLA PHARMACEUTICALS, INC.
Reel/Frame 053120/0925 →
SECURITY INTEREST Recorded Mar 18, 2019
From: PORTOLA PHARMACEUTICALS, INC.
To: HCR COLLATERAL MANAGEMENT, LLC
Reel/Frame 048633/0673 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 14, 2015
From: BAUER, SHAWN M.; JIA, ZHAOZHONG J.; SONG, YONGHONG; XU, QING; MEHROTRA, MUKUND; ROSE, JACK W.; HUANG, WOLIN; VENKATARAMANI, CHANDRASEKAR; PANDEY, ANJALI
To: PORTOLA PHARMACEUTICALS, INC.
Reel/Frame 035405/0842 →