Granted Patent
Utility
US 5,338,450 · App. 08/082,698
Spiral-wound adsorber module
Inventor:
Richard T. Maurer
Patented Case
View Patent ↗
Granted: Aug 16, 1994
Filed: Jun 28, 1993
Inventor
Richard T. Maurer
Assignee (at issue)
UOP LLC
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.