Granted Patent
Utility
US 6,040,153 · App. 09/283,002
Cartridge as well as air analysis method and apparatus using it
Inventor:
Jean Lemonnier
Patented Case
View Patent ↗
Granted: Mar 21, 2000
Filed: Mar 31, 1999
Inventor
Jean Lemonnier
Assignee (at issue)
Millipore Corporation
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.