Granted Patent
Utility
US 6,607,010 · App. 09/852,854
Flexible collapse-resistant and length-stable vaccum hose
Inventor:
David H. Kashy
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: May 10, 2001
Inventor
David H. Kashy
Assignee (at issue)
Southeastern Universities Res. Assn, 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.