Granted Patent
Utility
US 4,238,191 · App. 06/097,373
Bulking of polycarbonamides: qiana
Inventor:
Samir Hussamy
Patented Case
View Patent ↗
Granted: Dec 9, 1980
Filed: Nov 26, 1979
Inventor
Samir Hussamy
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.