Granted Patent
Utility
US 5,547,339 · App. 08/420,128
Turbulator for a fluid impelling device
Inventor:
Phillip Burgers
Patented Case
View Patent ↗
Granted: Aug 20, 1996
Filed: Apr 11, 1995
Inventor
Phillip Burgers
Assignee (at issue)
Comair Rotron 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.