Granted Patent
Utility
US 6,180,549 · App. 09/151,379
Modified zeolites and methods of making thereof
Inventors:
Anthony M. Mazany, Carole A. Lepilleur, Arthur L. Backman, David L. Milenius
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Sep 10, 1998
Inventors
Anthony M. Mazany
Carole A. Lepilleur
Arthur L. Backman
David L. Milenius
Assignee (at issue)
B. F. Goodrich Company
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.