Granted Patent
Utility
US 5,746,054 · App. 08/640,500
Method and apparatus for tuned pipe water injection
Inventor:
Sylvain Matte
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: May 1, 1996
Inventor
Sylvain Matte
Assignee (at issue)
BOMBARDIER 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.