Granted Patent
Utility
US 5,779,998 · App. 08/759,578
Method and apparatus for concentration and recovery of halocarbons from effluent gas streams
Inventor:
Glenn M. Tom
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Dec 5, 1996
Inventor
Glenn M. Tom
Assignee (at issue)
ATMI Ecosys 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.