Granted Patent
Utility
US 5,496,623 · App. 08/187,620
Naturally flame resistant cotton fiber
Inventor:
Sally V. Fox
Patented Case
View Patent ↗
Granted: Mar 5, 1996
Filed: Jan 28, 1994
Inventor
Sally V. Fox
Assignee (at issue)
Natural Cotton Colours, 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.