Granted Patent
Utility
US 5,079,306 · App. 07/680,246
Polymer compositions and absorbent fibers produced therefrom
Inventor:
Bi Le-Khac
Patented Case
View Patent ↗
Granted: Jan 7, 1992
Filed: Apr 1, 1991
Inventor
Bi Le-Khac
Assignee (at issue)
Arco Chemical Technology, L.P.
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.