Granted Patent
Utility
US 6,598,906 · App. 09/793,731
Fluid couplings
Inventor:
Donald Howard Brugmann, Jr.
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Feb 27, 2001
Inventor
Donald Howard Brugmann, Jr.
Assignee (at issue)
DANA LIMITED
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.