Granted Patent
Utility
US 4,741,740 · App. 06/905,134
Flame-resistant properties of aramid fibers
Inventors:
James K. Davis, Barbara J. Cates
Patented Case
View Patent ↗
Granted: May 3, 1988
Filed: Sep 9, 1986
Inventors
James K. Davis
Barbara J. Cates
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.