Granted Patent
Utility
US 6,632,254 · App. 09/662,113
Treatment of dyed nylon fibers to prevent degradation caused by ultraviolet light
Inventor:
Michael E. Bell
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: Sep 14, 2000
Inventor
Michael E. Bell
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.