Granted Patent
Utility
US 6,405,608 · App. 09/491,115
Method and apparatus for optimized sampling of volatilizable target substances
Inventors:
Eric R. Lindgren, James M. Phelan
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Jan 25, 2000
Inventors
Eric R. Lindgren
James M. Phelan
Assignee (at issue)
Sandia 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.