Granted Patent
Utility
US 6,004,674 · App. 09/216,677
Bicomponent fibers having contaminant-containing core domain and methods of making the same
Inventors:
Diane R. Kent, Matthew B. Hoyt, Otto M. Ilg, Morris K. Queen
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Dec 18, 1998
Inventors
Diane R. Kent
Matthew B. Hoyt
Otto M. Ilg
Morris K. Queen
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.