Granted Patent
Utility
US 5,749,942 · App. 08/798,283
Apparatus for extracting a gas from a liquid and delivering the gas to a collection station
Inventors:
John Mattis, David C. Bliven
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Feb 14, 1997
Inventors
John Mattis
David C. Bliven
Assignee (at issue)
Raychem Limited
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.