Granted Patent
Utility
US 6,070,573 · App. 08/825,099
Flexible valve for administering constant flow rates of medicine from a nebulizer
Inventors:
Harvey J. Howe, Craig Jonathan Madden, Richard Rosenthal
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Mar 27, 1997
Inventors
Harvey J. Howe
Craig Jonathan Madden
Richard Rosenthal
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.