Granted Patent
Utility
US 6,167,767 · App. 09/179,066
Automated sequential gas sampling system
Inventors:
R. William Mengel, Thomas G. Albro, John C. Berends, Jr., Robert S. Marshall, Christopher Dale Sloop
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: Oct 26, 1998
Inventors
R. William Mengel
Thomas G. Albro
John C. Berends, Jr.
Robert S. Marshall
Christopher Dale Sloop
Assignee (at issue)
RAI 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.