Granted Patent
Utility
US 4,752,300 · App. 06/871,389
Dyeing and fire retardant treatment for nomex
Inventor:
James R. Johnson
Patented Case
View Patent ↗
Granted: Jun 21, 1988
Filed: Jun 6, 1986
Inventor
James R. Johnson
Assignee (at issue)
Burlington Industries LLC
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.