Granted Patent
Utility
US 6,171,423 · App. 09/151,535
Method for fabricating composite pressure vessels
Inventors:
James C. Murphy, Gerald S. Boyce, Erik Coeckelbergs
Patented Case
View Patent ↗
Granted: Jan 9, 2001
Filed: Sep 11, 1998
Inventors
James C. Murphy
Gerald S. Boyce
Erik Coeckelbergs
Assignee (at issue)
ESSEF Corporation
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.