Granted Patent
Utility
US 6,706,721 · App. 09/355,534
N-(3-ethynylphenylamino)-6,7-bis(2-methoxyethoxy)-4-quinazolinamine mesylate anhydrate and monohydrate
Inventors:
Douglas J. M. Allen, Timothy Norris, Jeffrey W. Raggon, Dinos P. Santafianos, Ravi M. Shanker
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Jul 29, 1999
Inventors
Douglas J. M. Allen
Timothy Norris
Jeffrey W. Raggon
Dinos P. Santafianos
Ravi M. Shanker
Assignee (at issue)
OSI Pharmaceuticals, LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.