Granted Patent
Utility
US 6,358,577 · App. 09/135,196
Membrane permeable to aromatic products
Inventors:
William E. Bowen, Lee Murray, Patricia M. McCarry
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Aug 17, 1998
Inventors
William E. Bowen
Lee Murray
Patricia M. McCarry
Assignee (at issue)
Pechiney Emballage Flexible Europe
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.