Granted Patent
Utility
US 5,777,650 · App. 08/744,803
Pressure roller
Inventor:
Jeffrey Blank
Patented Case
View Patent ↗
Granted: Jul 7, 1998
Filed: Nov 6, 1996
Inventor
Jeffrey Blank
Assignee (at issue)
Tektronix, 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.