Granted Patent
Utility
US 5,785,582 · App. 08/577,271
Split abrasive fluid jet mixing tube and system
Inventors:
Thomas J. Stefanik, Edmund Y. Ting, Chidambaram Raghavan
Patented Case
View Patent ↗
Granted: Jul 28, 1998
Filed: Dec 22, 1995
Inventors
Thomas J. Stefanik
Edmund Y. Ting
Chidambaram Raghavan
Assignee (at issue)
Flow International 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.