Granted Patent
Utility
US 6,266,951 · App. 09/225,295
Cut resistant yarn and apparel
Inventor:
Kalidas Chakravarti
Patented Case
View Patent ↗
Granted: Jul 31, 2001
Filed: Jan 8, 1999
Inventor
Kalidas Chakravarti
Assignee (at issue)
Whizard Protective Wear Corp.
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.