Granted Patent
Utility
US 6,672,792 · App. 10/184,682
Tube fastener apparatus
Inventors:
Ralph L. Schipani, Richard K. Strayer, Michael B. Lasky, Lee T. Egbert
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Jun 28, 2002
Inventors
Ralph L. Schipani
Richard K. Strayer
Michael B. Lasky
Lee T. Egbert
Assignee (at issue)
Interlock Structures International, 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.