Granted Patent
Utility
US 6,508,944 · App. 09/928,649
Vacuum flush assist system and process for handling machining cutting fluid
Inventor:
Jack R. Bratten
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Aug 14, 2001
Inventor
Jack R. Bratten
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.