Granted Patent
Utility
US 6,410,140 · App. 09/710,893
Fire resistant corespun yarn and fabric comprising same
Inventors:
Frank J. Land, Alan C. Handermann
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Nov 14, 2000
Inventors
Frank J. Land
Alan C. Handermann
Assignees (at issue)
BASF SE
McKinnon Land 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.