Granted Patent
Utility
US 6,269,841 · App. 09/668,229
Energy attenuation apparatus for a system conveying liquid under pressure and method of attenuating energy in such a system
Inventors:
Yungrwei Chen, Jack R. Cooper
Patented Case
View Patent ↗
Granted: Aug 7, 2001
Filed: Sep 22, 2000
Inventors
Yungrwei Chen
Jack R. Cooper
Assignee (at issue)
Dayco Products, LLC
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.