Granted Patent
Utility
US 5,318,607 · App. 07/903,169
Grease trap and filter apparatus
Inventors:
Patrick A. Malloy, Jean J. Jodoin, Charles M. Murphy, Christopher S. Barry, Kevin R. Chwala, Charles E. Bain
Patented Case
View Patent ↗
Granted: Jun 7, 1994
Filed: Jun 24, 1992
Inventors
Patrick A. Malloy
Jean J. Jodoin
Charles M. Murphy
Christopher S. Barry
Kevin R. Chwala
Charles E. Bain
Assignees (at issue)
Grease Guard LLC
Dundee Manufacturing Co. Inc.
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.