Granted Patent
Utility
US 5,849,375 · App. 08/682,336
Candle filter
Inventors:
Robert Smith, Joseph H. Eaton, Edward M. Fischer, Larry R. Visser, Venecia M. Grobelny, Kevin D. McVicker
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: Jul 17, 1996
Inventors
Robert Smith
Joseph H. Eaton
Edward M. Fischer
Larry R. Visser
Venecia M. Grobelny
Kevin D. McVicker
Assignees (at issue)
Minnesota Mining and Manufacturing Company
Hexcel 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.