Granted Patent
Utility
US 6,310,340 · App. 09/161,472
Arrangement for connecting a low-pressure inlet of a gas analyzer
Inventor:
Gerhard Rettinghaus
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Sep 28, 1998
Inventor
Gerhard Rettinghaus
Assignee (at issue)
Unaxis Balzers Aktiengesellschaft
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.