Granted Patent
Utility
US 6,769,316 · App. 10/419,535
Sampling cartridge for gas sampling apparatus
Inventors:
William E. Rogers, Adam Bailey, Michael Cummings, Lauren R. Basch
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Apr 21, 2003
Inventors
William E. Rogers
Adam Bailey
Michael Cummings
Lauren R. Basch
Assignee (at issue)
Rupprecht & Patashnick Company, 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.