Granted Patent
Utility
US 6,423,345 · App. 09/255,179
Matrices formed of polymer and hydrophobic compounds for use in drug delivery
Inventors:
Howard Bernstein, Donald E. Chickering, III, Sarwat Khattak, Julie Straub
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Feb 22, 1999
Inventors
Howard Bernstein
Donald E. Chickering, III
Sarwat Khattak
Julie Straub
Assignee (at issue)
Acusphere, 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.