Granted Patent
Utility
US 6,534,092 · App. 10/073,864
Method for preparing microparticles having a selected polymer molecular weight
Inventors:
Steven G. Wright, Michael E. Rickey, J. Michael Ramstack, Shawn L. Lyons, Joyce M. Hotz
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Feb 14, 2002
Inventors
Steven G. Wright
Michael E. Rickey
J. Michael Ramstack
Shawn L. Lyons
Joyce M. Hotz
Assignee (at issue)
Alkermes Controlled Therapeutics, Inc.
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.