Granted Patent
Utility
US 6,358,458 · App. 09/438,728
Spinning and stability of solution-dyed nylon fibers
Inventors:
Stanley A. McIntosh, Harry Hu, Bobby J. Bailey, O. Keith Gannon
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Nov 11, 1999
Inventors
Stanley A. McIntosh
Harry Hu
Bobby J. Bailey
O. Keith Gannon
Assignee (at issue)
BASF SE
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.