Granted Patent
Utility
US 6,645,526 · App. 09/987,130
Storage stable thyroxine active drug formulations and methods for their production
Inventors:
Dwight Hanshew, David Wargo
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Nov 13, 2001
Inventors
Dwight Hanshew
David Wargo
Assignee (at issue)
Mylan Pharmaceuticals 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.